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Conserved domains on  [gi|780959588|gb|AJZ71544|]
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cytochrome oxidase subunit I, partial (mitochondrion) [Visia cayennensis]

Protein Classification

cytochrome c oxidase subunit 1( domain architecture ID 10108859)

cytochrome c oxidase subunit 1 is the catalytic subunit of cytochrome c oxidase, which is the component of the respiratory chain that catalyzes the reduction of oxygen to water

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
Cyt_c_Oxidase_I cd01663
Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
1-404 0e+00

Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, may play a role in assembly or oxygen delivery to the active site. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme (heme a3) and a copper ion (CuB). It also contains a low-spin heme (heme a), believed to participate in the transfer of electrons to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from cytochrome c on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are transferred from cytochrome c (the electron donor) to heme a via the CuA binuclear site in subunit II, and directly from heme a to the binuclear center.


:

Pssm-ID: 238833  Cd Length: 488  Bit Score: 724.66  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:cd01663   14 GLWSGLVGTSLSLLIRLELSQPGS--QLGNDQLYNVIVTAHALIMIFFMVMPALIGGFGNWLVPLMIGAPDMAFPRLNNL 91
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:cd01663   92 SFWLLPPSLLLLLLSALVEGGAGTGWTVYPPLSSILAHSGPSVDLAIFSLHLAGISSILGAINFITTIFNMRAPGMTLEK 171
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:cd01663  172 MPLFVWSVLITAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIIST 251
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:cd01663  252 FSgKKPVFGYLGMVYAMLSIGILGFIVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKVFSWLATMWGGSIKFETPMLW 331
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:cd01663  332 ALGFIFLFTIGGLTGVVLANSSLDIALHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFPKITGLSYNETLGKIHFWLMFIG 411

                 ....*
gi 780959588 400 VNITF 404
Cdd:cd01663  412 VNLTF 416
 
Name Accession Description Interval E-value
Cyt_c_Oxidase_I cd01663
Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
1-404 0e+00

Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, may play a role in assembly or oxygen delivery to the active site. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme (heme a3) and a copper ion (CuB). It also contains a low-spin heme (heme a), believed to participate in the transfer of electrons to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from cytochrome c on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are transferred from cytochrome c (the electron donor) to heme a via the CuA binuclear site in subunit II, and directly from heme a to the binuclear center.


Pssm-ID: 238833  Cd Length: 488  Bit Score: 724.66  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:cd01663   14 GLWSGLVGTSLSLLIRLELSQPGS--QLGNDQLYNVIVTAHALIMIFFMVMPALIGGFGNWLVPLMIGAPDMAFPRLNNL 91
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:cd01663   92 SFWLLPPSLLLLLLSALVEGGAGTGWTVYPPLSSILAHSGPSVDLAIFSLHLAGISSILGAINFITTIFNMRAPGMTLEK 171
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:cd01663  172 MPLFVWSVLITAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIIST 251
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:cd01663  252 FSgKKPVFGYLGMVYAMLSIGILGFIVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKVFSWLATMWGGSIKFETPMLW 331
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:cd01663  332 ALGFIFLFTIGGLTGVVLANSSLDIALHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFPKITGLSYNETLGKIHFWLMFIG 411

                 ....*
gi 780959588 400 VNITF 404
Cdd:cd01663  412 VNLTF 416
COX1 MTH00153
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177210  Cd Length: 511  Bit Score: 664.26  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00153  21 GAWSGMVGTSLSLLIRAELGQPGS--LIGDDQIYNVIVTAHAFIMIFFMVMPIMIGGFGNWLVPLMLGAPDMAFPRMNNM 98
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00153  99 SFWLLPPSLTLLLSSSMVESGAGTGWTVYPPLSSNIAHSGASVDLAIFSLHLAGISSILGAINFITTIINMRSKGMTLDR 178
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00153 179 MPLFVWSVLITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIISQ 258
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00153 259 ESgKKETFGTLGMIYAMLAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKIFSWLATLHGSQINYSPSLLW 338
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00153 339 ALGFVFLFTIGGLTGVVLANSSIDIILHDTYYVVAHFHYVLSMGAVFAIMGGFIHWFPLFTGLTMNPKWLKIQFFIMFIG 418

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00153 419 VNLTF 423
CtaD_CoxA TIGR02891
cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) ...
1-404 0e+00

cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) of cytochrome c oxidases of bacterial origin. Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits I-III form the functional core of the enzyme complex. Subunit I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit II and heme a of subunit I to the bimetallic center formed by heme a3 and copper B. This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer. In the bacilli an apparent split (paralogism) has created a sister clade (TIGR02882) encoding subunits (QoxA) of the aa3-type quinone oxidase complex which reacts directly with quinones, bypassing the interaction with soluble cytochrome c. This model attempts to exclude these sequences, placing them between the trusted and noise cutoffs. These families, as well as archaeal and eukaryotic cytochrome c subunit I's are included within the superfamily model, pfam00115. [Energy metabolism, Electron transport]


Pssm-ID: 213748  Cd Length: 499  Bit Score: 514.85  E-value: 0e+00
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588    1 GAFSGILGGCMSILIRMELSQPGNYLLlgNHQLYNVLVTAHGFIMVFFMVMPVLiGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:TIGR02891  17 AFAFFLVGGVLALLMRAQLATPGNTFM--DAETYNQLFTMHGTIMIFLFAIPIL-AGFGNYLLPLMIGARDMAFPRLNAF 93
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:TIGR02891  94 SYWLYLFGGLLLLASFFTGGAPDTGWTMYPPLSSTSGSPGVGVDLWLLGLHLLGISSILGAVNFIVTILNMRAPGMTLMR 173
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:TIGR02891 174 MPLFVWGILVTSILILLAFPVLIAALILLLLDRLFGTHFFDPARGGDPLLWQHLFWFFGHPEVYIIFLPAFGIISEILPT 253
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  241 FSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFA 320
Cdd:TIGR02891 254 FARKPIFGYRAMVYATVAIGFLSFGVWAHHMFTTGMPPLALAFFSAATMLIAVPTGVKVFNWIATLWGGSIRFTTPMLFA 333
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  321 VGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGV 400
Cdd:TIGR02891 334 LGFIFLFVIGGLTGVMLASVPLDWQLHDTYFVVAHFHYVLVGGSVFAIFAAIYYWFPKVTGRMYNERLGRWHFWLTFVGF 413

                  ....
gi 780959588  401 NITF 404
Cdd:TIGR02891 414 NLTF 417
CyoB COG0843
Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];
3-404 2.54e-179

Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];


Pssm-ID: 440605  Cd Length: 535  Bit Score: 510.05  E-value: 2.54e-179
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   3 FSGILGGCMSILIRMELSQPGNYLLLGNHqlYNVLVTAHGFIMVFFMVMPvLIGGFGNWLVPIMIGSPDMAFPRLNNISF 82
Cdd:COG0843   28 VFLLIGGLLALLMRLQLAGPGLGLLSPET--YNQLFTMHGTIMIFFFATP-FLAGFGNYLVPLQIGARDMAFPRLNALSF 104
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  83 WLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYRMP 162
Cdd:COG0843  105 WLYLFGGLLLLISLFVGGAADVGWTFYPPLSGLEASPGVGVDLWLLGLALFGVGSILGGVNFIVTILKMRAPGMTLMRMP 184
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 163 LFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIISTFS 242
Cdd:COG0843  185 LFTWAALVTSILILLAFPVLAAALLLLLLDRSLGTHFFDPAGGGDPLLWQHLFWFFGHPEVYILILPAFGIVSEIIPTFS 264
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 243 RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFAVG 322
Cdd:COG0843  265 RKPLFGYKAMVLATVAIAFLSFLVWAHHMFTPGISPLVKAFFSIATMLIAVPTGVKVFNWIATMWRGRIRFTTPMLFALG 344
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 323 FVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGVNI 402
Cdd:COG0843  345 FIILFVIGGLTGVMLASVPLDYQVHDTYFVVAHFHYVLIGGVVFAFFAGLYYWFPKMTGRMLNERLGKIHFWLWFIGFNL 424

                 ..
gi 780959588 403 TF 404
Cdd:COG0843  425 TF 426
COX1 pfam00115
Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key ...
1-404 1.29e-121

Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key enzyme in aerobic metabolism. Proton pumping haem-copper oxidases represent the terminal, energy-transfer enzymes of respiratory chains in prokaryotes and eukaryotes. The CuB-haem a3 (or haem o) binuclear centre, associated with the largest subunit I of cytochrome c and ubiquinol oxidases (E.C:1.10.3.11), is directly involved in the coupling between dioxygen reduction and proton pumping. Some terminal oxidases generate a transmembrane proton gradient across the plasma membrane (prokaryotes) or the mitochondrial inner membrane (eukaryotes). The enzyme complex consists of 3-4 subunits (prokaryotes) up to 13 polypeptides (mammals) of which only the catalytic subunit (equivalent to mammalian subunit I (COXI) is found in all haem-copper respiratory oxidases. The presence of a bimetallic centre (formed by a high-spin haem and copper B) as well as a low-spin haem, both ligated to six conserved histidine residues near the outer side of four transmembrane spans within CO I is common to all family members.


Pssm-ID: 459678  Cd Length: 432  Bit Score: 359.19  E-value: 1.29e-121
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588    1 GAFSGILGGCMSILIRMELSQPGNYLLlgNHQLYNVLVTAHGFIMVFFMVMPVlIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:pfam00115  10 ALVWFLVGGLLGLLIRLQLAFPGLNFL--SPLTYNQLRTLHGNLMIFWFATPF-LFGFGNYLVPLMIGARDMAFPRLNAL 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   81 SFWLLPPSLCLLLASSLveiGAGTGWTVYPPLssiqshsgGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMyR 160
Cdd:pfam00115  87 SFWLVVLGAVLLLASFG---GATTGWTEYPPL--------VGVDLWYIGLLLAGVSSLLGAINFIVTILKRRAPGMTL-R 154
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTtffdssGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:pfam00115 155 MPLFVWAILATAILILLAFPVLAAALLLLLLDRSLGA------GGGDPLLDQHLFWWFGHPEVYILILPAFGIIYYILPK 228
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  241 FSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICF-KVPMLF 319
Cdd:pfam00115 229 FAGRPLFGYKLSVLAFWLIAFLGFLVWAHHLFTTGLPPWLQALFSVFSMLIAVPSGVKVFNWLATLWGGWIRFrTTPMLF 308
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:pfam00115 309 FLGFAFLFIIGGLTGVMLALPPVNYYVHDTYFVVAHFHYVLFGGVVFALFGGIYYWLPKLTGRMYSEKLGKLHFWLLFIG 388

                  ....*
gi 780959588  400 VNITF 404
Cdd:pfam00115 389 FNLTF 393
 
Name Accession Description Interval E-value
Cyt_c_Oxidase_I cd01663
Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the ...
1-404 0e+00

Cytochrome C oxidase subunit I. Cytochrome c oxidase (CcO), the terminal oxidase in the respiratory chains of eukaryotes and most bacteria, is a multi-chain transmembrane protein located in the inner membrane of mitochondria and the cell membrane of prokaryotes. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. Only subunits I and II are essential for function, but subunit III, which is also conserved, may play a role in assembly or oxygen delivery to the active site. Subunits I, II, and III of mammalian CcO are encoded within the mitochondrial genome and the remaining 10 subunits are encoded within the nuclear genome. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme (heme a3) and a copper ion (CuB). It also contains a low-spin heme (heme a), believed to participate in the transfer of electrons to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from cytochrome c on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are transferred from cytochrome c (the electron donor) to heme a via the CuA binuclear site in subunit II, and directly from heme a to the binuclear center.


Pssm-ID: 238833  Cd Length: 488  Bit Score: 724.66  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:cd01663   14 GLWSGLVGTSLSLLIRLELSQPGS--QLGNDQLYNVIVTAHALIMIFFMVMPALIGGFGNWLVPLMIGAPDMAFPRLNNL 91
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:cd01663   92 SFWLLPPSLLLLLLSALVEGGAGTGWTVYPPLSSILAHSGPSVDLAIFSLHLAGISSILGAINFITTIFNMRAPGMTLEK 171
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:cd01663  172 MPLFVWSVLITAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIIST 251
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:cd01663  252 FSgKKPVFGYLGMVYAMLSIGILGFIVWAHHMFTVGLDVDTRAYFTAATMIIAVPTGIKVFSWLATMWGGSIKFETPMLW 331
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:cd01663  332 ALGFIFLFTIGGLTGVVLANSSLDIALHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFPKITGLSYNETLGKIHFWLMFIG 411

                 ....*
gi 780959588 400 VNITF 404
Cdd:cd01663  412 VNLTF 416
COX1 MTH00153
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177210  Cd Length: 511  Bit Score: 664.26  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00153  21 GAWSGMVGTSLSLLIRAELGQPGS--LIGDDQIYNVIVTAHAFIMIFFMVMPIMIGGFGNWLVPLMLGAPDMAFPRMNNM 98
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00153  99 SFWLLPPSLTLLLSSSMVESGAGTGWTVYPPLSSNIAHSGASVDLAIFSLHLAGISSILGAINFITTIINMRSKGMTLDR 178
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00153 179 MPLFVWSVLITAILLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIISQ 258
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00153 259 ESgKKETFGTLGMIYAMLAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKIFSWLATLHGSQINYSPSLLW 338
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00153 339 ALGFVFLFTIGGLTGVVLANSSIDIILHDTYYVVAHFHYVLSMGAVFAIMGGFIHWFPLFTGLTMNPKWLKIQFFIMFIG 418

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00153 419 VNLTF 423
COX1 MTH00167
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177222  Cd Length: 512  Bit Score: 625.16  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00167  23 GAWAGMVGTALSLLIRAELSQPGS--LLGDDQIYNVIVTAHAFVMIFFMVMPIMIGGFGNWLVPLMIGAPDMAFPRMNNM 100
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00167 101 SFWLLPPSLLLLLASSGVEAGAGTGWTVYPPLAGNLAHAGASVDLAIFSLHLAGVSSILGSINFITTIINMKPPGITQYQ 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00167 181 TPLFVWSILVTTILLLLSLPVLAAAITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVVY 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00167 261 YSgKKEPFGYMGMVWAMMAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAVPTGIKVFSWLATLHGGKIKWETPMLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00167 341 ALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMAGFTHWFPLFTGLTLNETWTKIHFFVMFIG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00167 421 VNLTF 425
COX1 MTH00116
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177177  Cd Length: 515  Bit Score: 612.10  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00116  23 GAWAGMVGTALSLLIRAELGQPGT--LLGDDQIYNVIVTAHAFVMIFFMVMPIMIGGFGNWLVPLMIGAPDMAFPRMNNM 100
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00116 101 SFWLLPPSFLLLLASSTVEAGAGTGWTVYPPLAGNLAHAGASVDLAIFSLHLAGVSSILGAINFITTCINMKPPAMSQYQ 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00116 181 TPLFVWSVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISHIVTY 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00116 261 YAgKKEPFGYMGMVWAMLSIGFLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAIPTGIKVFSWLATLHGGTIKWDPPMLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00116 341 ALGFIFLFTIGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMAGFTHWFPLFTGYTLHQTWTKAQFGVMFTG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00116 421 VNLTF 425
COX1 MTH00223
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177260  Cd Length: 512  Bit Score: 608.52  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGnyLLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00223  20 GMWSGLVGTSLSLLIRAELGQPG--ALLGDDQLYNVIVTAHAFVMIFFLVMPMMIGGFGNWLVPLMLGAPDMAFPRLNNM 97
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00223  98 SFWLLPPSLYLLLSSSAVESGVGTGWTVYPPLSSNLAHAGPSVDLAIFSLHLAGVSSILGAINFITTIINMRSPGMQLER 177
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00223 178 LPLFVWSVKVTAFLLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVSH 257
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FSRKF-VFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00223 258 YSSKKeVFGTLGMIYAMLSIGVLGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWLATIYGSKIKYEAPMLW 337
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00223 338 ALGFIFLFTVGGLTGIILSNSSLDIMLHDTYYVVAHFHYVLSMGAVFALFAGFNHWFPLFTGVTLHRRWAKAHFFLMFLG 417

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00223 418 VNLTF 422
COX1 MTH00142
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 214431  Cd Length: 511  Bit Score: 589.39  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00142  21 GAWAGMVGTGLSLLIRAELGQPGS--LLGDDQLYNVIVTAHAFVMIFFMVMPVMIGGFGNWLVPLMLGAPDMAFPRMNNM 98
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00142  99 SFWLLPPALLLLLSSAAVESGAGTGWTVYPPLSSNLAHSGGSVDLAIFSLHLAGVSSILGAINFITTVINMRAGGMKFER 178
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00142 179 VPLFVWSVKITAILLLLSLPVLAGAITMLLTDRNFNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIINH 258
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00142 259 YSgKKEVFGTLGMIYAMLSIGLLGFIVWAHHMFTVGMDVDTRAYFTAATMVIAVPTGIKVFSWLATLHGSKVKYEPPMLW 338
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00142 339 ALGFIFLFTVGGLTGIVLANSSLDVVLHDTYYVVAHFHYVLSMGAVFALFAGFIHWFPLFTGLTLNPRWLKAHFYTMFIG 418

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00142 419 VNLTF 423
COX1 MTH00184
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177235  Cd Length: 519  Bit Score: 574.85  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00184  25 GAFAGMIGTAFSMLIRLELSAPGS--MLGDDHLYNVIVTAHAFVMIFFLVMPVMIGGFGNWFVPLYIGAPDMAFPRLNNI 102
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00184 103 SFWLLPPALTLLLGSAFVEQGAGTGWTVYPPLSSIQAHSGGSVDMAIFSLHLAGISSILGAMNFITTIFNMRAPGITMDR 182
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00184 183 MPLFVWSILVTTFLLLLSLPVLAGAITMLLTDRNFNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISQIIPT 262
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00184 263 FAaKKQIFGYLGMVYAMVSIGILGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKIFSWIATIFGGSLRLDTPMLW 342
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00184 343 AIGFVFLFTMGGLTGIVLANSSLDVVLHDTYYVVAHFHYVLSMGAVFAIFGGFYYWFGKITGYCYNEVYGKIHFWLMFIG 422

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00184 423 VNLTF 427
COX1 MTH00182
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 214451  Cd Length: 525  Bit Score: 567.91  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00182  25 GAGAGMIGTAFSMLIRLELSAPGA--MLGDDHLYNVIVTAHAFIMIFFLVMPVMIGGFGNWLVPLYIGAPDMAFPRLNNI 102
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00182 103 SFWLLPPALILLLGSAFVEQGAGTGWTVYPPLSSIQAHSGGAVDMAIFSLHLAGVSSILGAINFITTIFNMRAPGVTFNR 182
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00182 183 LPLFVWSILITAFLLLLSLPVLAGAITMLLTDRNFNTTFFDPAGGGDPILFQHLFWFFGHPEVYILILPGFGMISQIIPT 262
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00182 263 FVaKKQIFGYLGMVYAMLSIGILGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWLATIYGGTLRLDTPMLW 342
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00182 343 AMGFVFLFTLGGLTGVVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIFGGFYYWFGKITGYCYNELYGKIHFWLMFIG 422

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00182 423 VNLTF 427
COX1 MTH00037
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177112  Cd Length: 517  Bit Score: 536.34  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00037  23 GAWAGMVGTAMSVIIRTELAQPGS--LLQDDQIYNVIVTAHALVMIFFMVMPIMIGGFGNWLIPLMIGAPDMAFPRMNNM 100
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00037 101 SFWLIPPSFLLLLASAGVESGAGTGWTIYPPLSSNIAHAGGSVDLAIFSLHLAGASSILASINFITTIINMRTPGMTFDR 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00037 181 LPLFVWSVFITAFLLLLSLPVLAGAITMLLTDRNINTTFFDPAGGGDPILFQHLFWFFGHPEVYILILPGFGMISHVIAH 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FSRKF-VFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00037 261 YSGKQePFGYLGMVYAMIAIGILGFLVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWMATLQGSNLRWETPLLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00037 341 ALGFVFLFTIGGLTGIVLANSSIDVVLHDTYYVVAHFHYVLSMGAVFAIFAGFTHWFPLFSGVSLHPLWSKVHFFLMFIG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00037 421 VNLTF 425
COX1 MTH00183
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177234  Cd Length: 516  Bit Score: 536.04  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00183  23 GAWAGMVGTALSLLIRAELSQPGA--LLGDDQIYNVIVTAHAFVMIFFMVMPIMIGGFGNWLIPLMIGAPDMAFPRMNNM 100
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00183 101 SFWLLPPSFLLLLASSGVEAGAGTGWTVYPPLAGNLAHAGASVDLTIFSLHLAGVSSILGAINFITTIINMKPPAISQYQ 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00183 181 TPLFVWAVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVAY 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00183 261 YSgKKEPFGYMGMVWAMMAIGLLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAIPTGVKVFSWLATLHGGSIKWETPLLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00183 341 ALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMAAFVHWFPLFSGYTLHSTWTKIHFGVMFVG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00183 421 VNLTF 425
COX1 MTH00103
cytochrome c oxidase subunit I; Validated
1-404 0e+00

cytochrome c oxidase subunit I; Validated


Pssm-ID: 177165  Cd Length: 513  Bit Score: 534.46  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00103  23 GAWAGMVGTALSLLIRAELGQPGT--LLGDDQIYNVIVTAHAFVMIFFMVMPIMIGGFGNWLVPLMIGAPDMAFPRMNNM 100
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00103 101 SFWLLPPSFLLLLASSMVEAGAGTGWTVYPPLAGNLAHAGASVDLTIFSLHLAGVSSILGAINFITTIINMKPPAMSQYQ 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00103 181 TPLFVWSVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGMISHIVTY 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00103 261 YSgKKEPFGYMGMVWAMMSIGFLGFIVWAHHMFTVGMDVDTRAYFTSATMIIAIPTGVKVFSWLATLHGGNIKWSPAMLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00103 341 ALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMGGFVHWFPLFSGYTLNDTWAKIHFTIMFVG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00103 421 VNMTF 425
COX1 MTH00077
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 214419  Cd Length: 514  Bit Score: 534.14  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00077  23 GAWAGMVGTALSLLIRAELSQPGT--LLGDDQIYNVIVTAHAFVMIFFMVMPIMIGGFGNWLVPLMIGAPDMAFPRMNNM 100
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00077 101 SFWLLPPSFLLLLASSGVEAGAGTGWTVYPPLAGNLAHAGASVDLTIFSLHLAGVSSILGAINFITTSINMKPPSMSQYQ 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00077 181 TPLFVWSVLITAVLLLLSLPVLAAGITMLLTDRNLNTTFFDPAGGGDPVLYQHLFWFFGHPEVYILILPGFGMISHIVTY 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00077 261 YSaKKEPFGYMGMVWAMMSIGLLGFIVWAHHMFTVDLNVDTRAYFTSATMIIAIPTGVKVFSWLATMHGGAIKWDAAMLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00077 341 ALGFIFLFTVGGLTGIVLANSSLDIVLHDTYYVVAHFHYVLSMGAVFAIMGGFVHWFPLFSGYTLHSTWSKIHFGVMFIG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00077 421 VNLTF 425
COX1 MTH00007
cytochrome c oxidase subunit I; Validated
1-404 0e+00

cytochrome c oxidase subunit I; Validated


Pssm-ID: 133649  Cd Length: 511  Bit Score: 530.24  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNYLllGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00007  20 GVWGGLLGTSMSLLIRIELGQPGAFL--GSDQLYNTIVTAHAFLMIFFLVMPVFIGGFGNWLVPLMLGAPDMAFPRLNNM 97
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00007  98 SFWLLPPALILLVSSAAVEKGVGTGWTVYPPLASNLAHAGPSVDLAIFSLHLAGVSSILGAINFITTVINMRWKGLRLER 177
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00007 178 IPLFVWAVVITVVLLLLSLPVLAGAITMLLTDRNLNTSFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGAISHIVTH 257
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FSRKF-VFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00007 258 YAGKLePFGTLGMIYAMLGIGVLGFIVWAHHMFTVGMDVDTRAYFTAATMIIAVPTGIKVFSWLATIHGSPIKYETPMLW 337
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00007 338 ALGFIFLFTTGGLTGIVLSNSSLDIILHDTYYVVAHFHYVLSMGAVFAIFAAFNHWFPLFTGLTLHDRWAKAHFFLMFLG 417

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00007 418 VNLTF 422
COX1 MTH00079
cytochrome c oxidase subunit I; Provisional
1-404 0e+00

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177148  Cd Length: 508  Bit Score: 522.32  E-value: 0e+00
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGnyLLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00079  24 GLWSGMVGTSLSLIIRLELSKPG--LLLGNGQLYNSVITAHAILMIFFMVMPSMIGGFGNWMLPLMLGAPDMSFPRLNNL 101
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSiQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00079 102 SFWLLPTSLFLILDSCFVDMGPGTSWTVYPPLST-LGHPGSSVDLAIFSLHCAGISSILGGINFMVTTKNLRSSSISLEH 180
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00079 181 MSLFVWTVFVTVFLLVLSLPVLAGAITMLLTDRNLNTSFFDPSTGGNPLLYQHLFWFFGHPEVYILILPAFGIISQSTLY 260
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLF 319
Cdd:MTH00079 261 LTgKKEVFGSLGMVYAILSIGLIGCVVWAHHMYTVGMDLDSRAYFTAATMVIAVPTGVKVFSWLATLFGMKMKFQPLLLW 340
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:MTH00079 341 VLGFIFLFTIGGLTGVILSNSSLDIILHDTYYVVSHFHYVLSLGAVFGIFTGISLWWPFMTGIVYDKLMMSAVFFLMFVG 420

                 ....*
gi 780959588 400 VNITF 404
Cdd:MTH00079 421 VNLTF 425
CtaD_CoxA TIGR02891
cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) ...
1-404 0e+00

cytochrome c oxidase, subunit I; This large family represents subunit I's (CtaD, CoxA, CaaA) of cytochrome c oxidases of bacterial origin. Cytochrome c oxidase is the component of the respiratory chain that catalyzes the reduction of oxygen to water. Subunits I-III form the functional core of the enzyme complex. Subunit I is the catalytic subunit of the enzyme. Electrons originating in cytochrome c are transferred via the copper A center of subunit II and heme a of subunit I to the bimetallic center formed by heme a3 and copper B. This cytochrome c oxidase shows proton pump activity across the membrane in addition to the electron transfer. In the bacilli an apparent split (paralogism) has created a sister clade (TIGR02882) encoding subunits (QoxA) of the aa3-type quinone oxidase complex which reacts directly with quinones, bypassing the interaction with soluble cytochrome c. This model attempts to exclude these sequences, placing them between the trusted and noise cutoffs. These families, as well as archaeal and eukaryotic cytochrome c subunit I's are included within the superfamily model, pfam00115. [Energy metabolism, Electron transport]


Pssm-ID: 213748  Cd Length: 499  Bit Score: 514.85  E-value: 0e+00
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588    1 GAFSGILGGCMSILIRMELSQPGNYLLlgNHQLYNVLVTAHGFIMVFFMVMPVLiGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:TIGR02891  17 AFAFFLVGGVLALLMRAQLATPGNTFM--DAETYNQLFTMHGTIMIFLFAIPIL-AGFGNYLLPLMIGARDMAFPRLNAF 93
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:TIGR02891  94 SYWLYLFGGLLLLASFFTGGAPDTGWTMYPPLSSTSGSPGVGVDLWLLGLHLLGISSILGAVNFIVTILNMRAPGMTLMR 173
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:TIGR02891 174 MPLFVWGILVTSILILLAFPVLIAALILLLLDRLFGTHFFDPARGGDPLLWQHLFWFFGHPEVYIIFLPAFGIISEILPT 253
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  241 FSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFA 320
Cdd:TIGR02891 254 FARKPIFGYRAMVYATVAIGFLSFGVWAHHMFTTGMPPLALAFFSAATMLIAVPTGVKVFNWIATLWGGSIRFTTPMLFA 333
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  321 VGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGV 400
Cdd:TIGR02891 334 LGFIFLFVIGGLTGVMLASVPLDWQLHDTYFVVAHFHYVLVGGSVFAIFAAIYYWFPKVTGRMYNERLGRWHFWLTFVGF 413

                  ....
gi 780959588  401 NITF 404
Cdd:TIGR02891 414 NLTF 417
Heme_Cu_Oxidase_I cd00919
Heme-copper oxidase subunit I. Heme-copper oxidases are transmembrane protein complexes in ...
1-404 1.32e-179

Heme-copper oxidase subunit I. Heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and mitochondria which catalyze the reduction of O2 and simultaneously pump protons across the membrane. The superfamily is diverse in terms of electron donors, subunit composition, and heme types. The number of subunits varies from three to five in bacteria and up to 13 in mammalian mitochondria. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria. Membership in the superfamily is defined by subunit I, which contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme and a copper ion. It also contains a low-spin heme, believed to participate in the transfer of electrons to the binuclear center. Only subunit I is common to the entire superfamily. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from the electron donor on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I of cytochrome c oxidase (CcO) and ubiquinol oxidase. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electron transfer occurs in two segments: from the electron donor to the low-spin heme, and from the low-spin heme to the binuclear center. The first segment can be a multi-step process and varies among the different families, while the second segment, a direct transfer, is consistent throughout the superfamily.


Pssm-ID: 238461  Cd Length: 463  Bit Score: 507.84  E-value: 1.32e-179
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNYLLlgNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPiMIGSPDMAFPRLNNI 80
Cdd:cd00919   12 AFVALLLGGLLALLIRLELATPGSLFL--DPQLYNQLVTAHGVIMIFFFVMPAIFGGFGNLLPP-LIGARDLAFPRLNNL 88
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:cd00919   89 SFWLFPPGLLLLLSSVLVGGGAGTGWTFYPPLSTLSYSSGVGVDLAILGLHLAGVSSILGAINFITTILNMRAPGMTLDK 168
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:cd00919  169 MPLFVWSVLVTAILLLLALPVLAAALVMLLLDRNFGTSFFDPAGGGDPVLYQHLFWFFGHPEVYILILPAFGAISEIIPT 248
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFA 320
Cdd:cd00919  249 FSGKPLFGYKLMVYAFLAIGFLSFLVWAHHMFTVGLPVDTRAYFTAATMIIAVPTGIKVFNWLATLWGGRIRFDPPMLFA 328
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 321 VGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGV 400
Cdd:cd00919  329 LGFLFLFTIGGLTGVVLANVPLDIVLHDTYYVVAHFHYVLSGGVVFAIFAGLYYWFPKMTGRMLSEKLGKIHFWLWFIGF 408

                 ....
gi 780959588 401 NITF 404
Cdd:cd00919  409 NLTF 412
CyoB COG0843
Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];
3-404 2.54e-179

Heme/copper-type cytochrome/quinol oxidase, subunit 1 [Energy production and conversion];


Pssm-ID: 440605  Cd Length: 535  Bit Score: 510.05  E-value: 2.54e-179
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   3 FSGILGGCMSILIRMELSQPGNYLLLGNHqlYNVLVTAHGFIMVFFMVMPvLIGGFGNWLVPIMIGSPDMAFPRLNNISF 82
Cdd:COG0843   28 VFLLIGGLLALLMRLQLAGPGLGLLSPET--YNQLFTMHGTIMIFFFATP-FLAGFGNYLVPLQIGARDMAFPRLNALSF 104
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  83 WLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYRMP 162
Cdd:COG0843  105 WLYLFGGLLLLISLFVGGAADVGWTFYPPLSGLEASPGVGVDLWLLGLALFGVGSILGGVNFIVTILKMRAPGMTLMRMP 184
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 163 LFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIISTFS 242
Cdd:COG0843  185 LFTWAALVTSILILLAFPVLAAALLLLLLDRSLGTHFFDPAGGGDPLLWQHLFWFFGHPEVYILILPAFGIVSEIIPTFS 264
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 243 RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFAVG 322
Cdd:COG0843  265 RKPLFGYKAMVLATVAIAFLSFLVWAHHMFTPGISPLVKAFFSIATMLIAVPTGVKVFNWIATMWRGRIRFTTPMLFALG 344
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 323 FVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGVNI 402
Cdd:COG0843  345 FIILFVIGGLTGVMLASVPLDYQVHDTYFVVAHFHYVLIGGVVFAFFAGLYYWFPKMTGRMLNERLGKIHFWLWFIGFNL 424

                 ..
gi 780959588 403 TF 404
Cdd:COG0843  425 TF 426
COX1 MTH00026
cytochrome c oxidase subunit I; Provisional
1-404 4.03e-179

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 164599  Cd Length: 534  Bit Score: 509.55  E-value: 4.03e-179
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPGNylLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00026  24 GALSGAIGTAFSMLIRLELSSPGS--MLGDDHLYNVIVTAHAFVMIFFLVMPTMIGGFGNWFVPLMIGAPDMAFPRLNNI 101
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYR 160
Cdd:MTH00026 102 SFWLLPPALFLLLGSSLVEQGAGTGWTVYPPLASIQAHSGGSVDMAIFSLHLAGLSSILGAMNFITTVMNMRTPGMTMSR 181
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00026 182 IPLFVWSVFITAILLLLSLPVLAGAITMLLTDRNFNTTFFDPAGGGDPILYQHLFWFFGHPEVYILILPGFGIISQILSL 261
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FS-RKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEG--SICFKVPM 317
Cdd:MTH00026 262 FSyKKQIFGYLGMVYAMLAIGVLGFIVWAHHMYVVGMDVDTRAYFTAATMIIAVPTGIKIFSWLATVSGSgrNLIFTTPM 341
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 318 LFAVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTF 397
Cdd:MTH00026 342 AWALGFIFLFTIGGLTGIVLSNSSLDILLHDTYYVVAHFHFVLSMGAVFAIFGGFYLWFGKITGYAYKDIYGLIHFWLMF 421

                 ....*..
gi 780959588 398 IGVNITF 404
Cdd:MTH00026 422 IGVNITF 428
Ubiquinol_Oxidase_I cd01662
Ubiquinol oxidase subunit I. Ubiquinol oxidase, the terminal oxidase in the respiratory ...
6-404 1.24e-160

Ubiquinol oxidase subunit I. Ubiquinol oxidase, the terminal oxidase in the respiratory chains of aerobic bacteria, is a multi-chain transmembrane protein located in the cell membrane. It catalyzes the reduction of O2 and simultaneously pumps protons across the membrane. The number of subunits in ubiquinol oxidase varies from two to five. Subunit I contains a heme-copper binuclear center (the active site where O2 is reduced to water) formed by a high-spin heme and a copper ion. It also contains a low-spin heme, believed to participate in the transfer of electrons from ubiquinol to the binuclear center. For every reduction of an O2 molecule, eight protons are taken from the inside aqueous compartment and four electrons are taken from ubiquinol on the opposite side of the membrane. The four electrons and four of the protons are used in the reduction of O2; the four remaining protons are pumped across the membrane. This charge separation of four charges contributes to the electrochemical gradient used for ATP synthesis. Two proton channels, the D-pathway and K-pathway, leading to the binuclear center have been identified in subunit I. It is generally believed that the channels contain water molecules that act as 'proton wires' to transfer the protons. A well-defined pathway for the transfer of pumped protons beyond the binuclear center has not been identified. Electrons are believed to be transferred directly from ubiquinol (the electron donor) to the low-spin heme, and directly from the low-spin heme to the binuclear center.


Pssm-ID: 238832  Cd Length: 501  Bit Score: 461.28  E-value: 1.24e-160
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   6 ILGGCMSILIRMELSQPGNYLLLGNHqlYNVLVTAHGFIMVFFMVMPVLIGgFGNWLVPIMIGSPDMAFPRLNNISFWLL 85
Cdd:cd01662   23 LRGGVDALLMRTQLALPGNDFLSPEH--YNQIFTMHGTIMIFLFAMPLVFG-LMNYLVPLQIGARDVAFPRLNALSFWLF 99
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  86 PPSLCLLLASSLVEIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYRMPLFV 165
Cdd:cd01662  100 LFGGLLLNASLLIGGFPDAGWFAYPPLSGLEYSPGVGVDYWILGLQFSGIGTLLGAINFIVTILKMRAPGMTLMRMPIFT 179
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 166 WAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIISTFSRKF 245
Cdd:cd01662  180 WTTLVTSILILFAFPVLTAALALLELDRYFGTHFFTNALGGNPMLWQHLFWIFGHPEVYILILPAFGIFSEIVPTFSRKP 259
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 246 VFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFAVGFVF 325
Cdd:cd01662  260 LFGYRSMVYATVAIGFLSFGVWVHHMFTTGAGALVNAFFSIATMIIAVPTGVKIFNWLFTMWRGRIRFETPMLWAIGFLV 339
                        330       340       350       360       370       380       390
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....
gi 780959588 326 LFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGVNITF 404
Cdd:cd01662  340 TFVIGGLTGVMLASPPADFQVHDTYFVVAHFHYVLIGGVVFPLFAGFYYWFPKMFGRMLNERLGKWSFWLWFIGFNLTF 418
COX1 MTH00048
cytochrome c oxidase subunit I; Provisional
1-404 1.44e-129

cytochrome c oxidase subunit I; Provisional


Pssm-ID: 177123  Cd Length: 511  Bit Score: 382.49  E-value: 1.44e-129
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   1 GAFSGILGGCMSILIRMELSQPgnYLLLGNHQLYNVLVTAHGFIMVFFMVMPVLIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:MTH00048  24 GVWSGFVGLSLSLLIRLNFLDP--YYNVISLDVYNFLITNHGIIMIFFFLMPVLIGGFGNYLLPLLLGLSDLNLPRLNAL 101
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  81 SFWLLPPSLCLLLASSLveIGAGTGWTVYPPLSSIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSmYR 160
Cdd:MTH00048 102 SAWLLVPSIVFLLLSMC--LGAGVGWTFYPPLSSSLFSSSWGVDFLMFSLHLAGVSSLFGSINFICTIYSAFMTNVF-SR 178
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:MTH00048 179 TSIILWSYLFTSILLLLSLPVLAAAITMLLFDRNFGSAFFDPLGGGDPVLFQHMFWFFGHPEVYVLILPGFGIISHICLS 258
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 241 FSRKF-VFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPML- 318
Cdd:MTH00048 259 LSNNDdPFGYYGLVFAMFSIVCLGSVVWAHHMFTVGLDVKTAVFFSSVTMIIGVPTGIKVFSWLYMLLNSRVRKSDPVVw 338
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 319 FAVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFI 398
Cdd:MTH00048 339 WVVSFIVLFTIGGVTGIVLSASVLDNVLHDTWFVVAHFHYVLSLGSYSSVVIMFIWWWPLITGLSLNKYLLQCHCIISMI 418

                 ....*.
gi 780959588 399 GVNITF 404
Cdd:MTH00048 419 GFNLCF 424
COX1 pfam00115
Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key ...
1-404 1.29e-121

Cytochrome C and Quinol oxidase polypeptide I; Cytochrome c oxidase (E.C:7.1.1.9) is a key enzyme in aerobic metabolism. Proton pumping haem-copper oxidases represent the terminal, energy-transfer enzymes of respiratory chains in prokaryotes and eukaryotes. The CuB-haem a3 (or haem o) binuclear centre, associated with the largest subunit I of cytochrome c and ubiquinol oxidases (E.C:1.10.3.11), is directly involved in the coupling between dioxygen reduction and proton pumping. Some terminal oxidases generate a transmembrane proton gradient across the plasma membrane (prokaryotes) or the mitochondrial inner membrane (eukaryotes). The enzyme complex consists of 3-4 subunits (prokaryotes) up to 13 polypeptides (mammals) of which only the catalytic subunit (equivalent to mammalian subunit I (COXI) is found in all haem-copper respiratory oxidases. The presence of a bimetallic centre (formed by a high-spin haem and copper B) as well as a low-spin haem, both ligated to six conserved histidine residues near the outer side of four transmembrane spans within CO I is common to all family members.


Pssm-ID: 459678  Cd Length: 432  Bit Score: 359.19  E-value: 1.29e-121
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588    1 GAFSGILGGCMSILIRMELSQPGNYLLlgNHQLYNVLVTAHGFIMVFFMVMPVlIGGFGNWLVPIMIGSPDMAFPRLNNI 80
Cdd:pfam00115  10 ALVWFLVGGLLGLLIRLQLAFPGLNFL--SPLTYNQLRTLHGNLMIFWFATPF-LFGFGNYLVPLMIGARDMAFPRLNAL 86
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   81 SFWLLPPSLCLLLASSLveiGAGTGWTVYPPLssiqshsgGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMyR 160
Cdd:pfam00115  87 SFWLVVLGAVLLLASFG---GATTGWTEYPPL--------VGVDLWYIGLLLAGVSSLLGAINFIVTILKRRAPGMTL-R 154
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  161 MPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTtffdssGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIST 240
Cdd:pfam00115 155 MPLFVWAILATAILILLAFPVLAAALLLLLLDRSLGA------GGGDPLLDQHLFWWFGHPEVYILILPAFGIIYYILPK 228
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  241 FSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYTVGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICF-KVPMLF 319
Cdd:pfam00115 229 FAGRPLFGYKLSVLAFWLIAFLGFLVWAHHLFTTGLPPWLQALFSVFSMLIAVPSGVKVFNWLATLWGGWIRFrTTPMLF 308
                         330       340       350       360       370       380       390       400
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  320 AVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIG 399
Cdd:pfam00115 309 FLGFAFLFIIGGLTGVMLALPPVNYYVHDTYFVVAHFHYVLFGGVVFALFGGIYYWLPKLTGRMYSEKLGKLHFWLLFIG 388

                  ....*
gi 780959588  400 VNITF 404
Cdd:pfam00115 389 FNLTF 393
CyoB TIGR02843
cytochrome o ubiquinol oxidase, subunit I; Cytochrome o terminal oxidase complex is the ...
34-404 6.13e-118

cytochrome o ubiquinol oxidase, subunit I; Cytochrome o terminal oxidase complex is the component of the aerobic respiratory chain which reacts with oxygen, reducing it to water with the concomitant transport of 4 protons across the membrane. Also known as the cytochrome bo complex, cytochrome o ubiquinol oxidase contains four subunits, two heme b cofactors and a copper atom which is believed to be the oxygen active site. This complex is structurally related to the cytochrome caa3 oxidases which utilize cytochrome c as the reductant and contain heme a cofactors, as well as the intermediate form aa3 oxidases which also react directly with quinones as the reductant. [Energy metabolism, Electron transport]


Pssm-ID: 131890  Cd Length: 646  Bit Score: 357.06  E-value: 6.13e-118
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   34 YNVLVTAHGFIMVFFMVMPVLIGGFgNWLVPIMIGSPDMAFPRLNNISFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLS 113
Cdd:TIGR02843  98 YDQIFTAHGVIMIFFVAMPFVFGLM-NLVVPLQIGARDVAFPFLNSLSFWLTVVGAILVNVSLGVGEFAQTGWLAYPPLS 176
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  114 SIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYRMPLFVWAIFITAILLLLAVPVLAGAITMLLTDR 193
Cdd:TIGR02843 177 ELQYSPGVGVDYYIWALQISGIGTLLTGINFFVTIIKMRAPGMTLMKMPVFTWTSLCSNVLIIASFPILTVTLALLTLDR 256
                         170       180       190       200       210       220       230       240
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  194 NFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIISTFSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYT 273
Cdd:TIGR02843 257 YLGMHFFTNEAGGNPMMYVNLIWAWGHPEVYILILPAFGIFSEVVATFSRKRLFGYTSMVWATIAITVLSFIVWLHHFFT 336
                         250       260       270       280       290       300       310       320
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  274 VGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFAVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVV 353
Cdd:TIGR02843 337 MGAGANVNAFFGIATMIIAIPTGVKIFNWLFTMYKGRIRFETPMLWTIGFMVTFSIGGMTGVLLAVPPADFVLHNSLFLI 416
                         330       340       350       360       370
                  ....*....|....*....|....*....|....*....|....*....|.
gi 780959588  354 AHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGVNITF 404
Cdd:TIGR02843 417 AHFHNVIIGGVVFGCFAGLTYWFPKAFGFKLNEKLGKRSFWCWFIGFYLAF 467
PRK15017 PRK15017
cytochrome o ubiquinol oxidase subunit I; Provisional
34-404 1.92e-102

cytochrome o ubiquinol oxidase subunit I; Provisional


Pssm-ID: 184978  Cd Length: 663  Bit Score: 317.65  E-value: 1.92e-102
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  34 YNVLVTAHGFIMVFFMVMPVLIGgFGNWLVPIMIGSPDMAFPRLNNISFWLLPPSLCLLLASSLVEIGAGTGWTVYPPLS 113
Cdd:PRK15017  99 YDQIFTAHGVIMIFFVAMPFVIG-LMNLVVPLQIGARDVAFPFLNNLSFWFTVVGVILVNVSLGVGEFAQTGWLAYPPLS 177
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 114 SIQSHSGGSVDLAIFSLHLAGISSILGAINFISTILNMRNPGQSMYRMPLFVWAIFITAILLLLAVPVLAGAITMLLTDR 193
Cdd:PRK15017 178 GIEYSPGVGVDYWIWSLQLSGIGTTLTGINFFVTILKMRAPGMTMFKMPVFTWASLCANVLIIASFPILTVTVALLTLDR 257
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 194 NFNTTFFDSSGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIISTFSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYT 273
Cdd:PRK15017 258 YLGTHFFTNDMGGNMMMYINLIWAWGHPEVYILILPVFGVFSEIAATFSRKRLFGYTSLVWATVCITVLSFIVWLHHFFT 337
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 274 VGLDVDTRAYFTAATMIIAVPTGIKIFSWIATMWEGSICFKVPMLFAVGFVFLFTIGGLTGIVLANSGLDISLHDTYYVV 353
Cdd:PRK15017 338 MGAGANVNAFFGITTMIIAIPTGVKIFNWLFTMYQGRIVFHSAMLWTIGFIVTFSVGGMTGVLLAVPGADFVLHNSLFLI 417
                        330       340       350       360       370
                 ....*....|....*....|....*....|....*....|....*....|.
gi 780959588 354 AHFHYVLSMGAVFAIFAGFYYWFGKITGLQYPEILGQIHFWGTFIGVNITF 404
Cdd:PRK15017 418 AHFHNVIIGGVVFGCFAGMTYWWPKAFGFKLNETWGKRAFWFWIIGFFVAF 468
ba3-like_Oxidase_I cd01660
ba3-like heme-copper oxidase subunit I. The ba3 family of heme-copper oxidases are ...
5-399 6.60e-13

ba3-like heme-copper oxidase subunit I. The ba3 family of heme-copper oxidases are transmembrane protein complexes in the respiratory chains of prokaryotes and some archaea which catalyze the reduction of O2 and simultaneously pump protons across the membrane. It has been proposed that Archaea acquired heme-copper oxidases through gene transfer from Gram-positive bacteria. The ba3 family contains oxidases that lack the conserved residues that form the D- and K-pathways in CcO and ubiquinol oxidase. Instead they contain a potential alternative K-pathway. Additional proton channels have been proposed for this family of oxidases but none have been identified definitively. For general information on the heme-copper oxidase superfamily, please see cd00919.


Pssm-ID: 238830  Cd Length: 473  Bit Score: 70.01  E-value: 6.60e-13
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588   5 GILGGCMSILIRMelsqpGNYLLLGNHQLYNVLVTAHGFIMVFfmVMPVL-IGGFGNWLVPIMIGSPDMAfPRLNNISFW 83
Cdd:cd01660   20 GGLFGLLQVLVRT-----GVFPLPSSGILYYQGLTLHGVLLAI--VFTTFfIMGFFYAIVARALLRSLFN-RRLAWAGFW 91
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588  84 LLPPSLCLLLasslVEIGAGTG---WTVYPPLssiQSHSGGSVDLAIFSLHlagiSSILGAINFI-STILNMRNPGQsmy 159
Cdd:cd01660   92 LMVIGTVMAA----VPILLGQAsvlYTFYPPL---QAHPLFYIGAALVVVG----SWISGFAMFVtLWRWKKANPGK--- 157
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 160 RMPLFVWAIFITAILLLLAVPVLAGAITMLLTDRNFNTTffdssGGGDPVLYQHLFWFFGHPEVYILILPAFGIVSHIIS 239
Cdd:cd01660  158 KVPLATFMVVTTMILWLVASLGVALEVLFQLLPWSLGLV-----DTVDVLLSRTLFWWFGHPLVYFWLLPAYIAWYTILP 232
                        250       260       270       280       290       300       310       320
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 240 TFSRKFVFGYIGMVYAMVSIGILGFIVWAHHMYT-VGLDVDTRAYFTAATMIIAVPTGIKIFSWIATM------------ 306
Cdd:cd01660  233 KIAGGKLFSDPLARLAFILFLLFSTPVGFHHQFAdPGIGPGWKFIHMVLTFMVALPSLLTAFTVFASLeiagrlrggkgl 312
                        330       340       350       360       370       380       390       400
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 780959588 307 --WEGSICFKVPMLFAVGFVFL-FTIGGLTGIVLANSGLDISLHDTYYVVAHFHYVLSMGAVFAIFAGFYYWFGKITGLQ 383
Cdd:cd01660  313 fgWIRALPWGDPMFLALFLAMLmFIPGGAGGIINASYQLNYVVHNTAWVPGHFHLTVGGAVALTFMAVAYWLVPHLTGRE 392
                        410
                 ....*....|....*..
gi 780959588 384 YPEI-LGQIHFWGTFIG 399
Cdd:cd01660  393 LAAKrLALAQPWLWFVG 409
 
Blast search parameters
Data Source: Precalculated data, version = cdd.v.3.21
Preset Options:Database: CDSEARCH/cdd   Low complexity filter: no  Composition Based Adjustment: yes   E-value threshold: 0.01

References:

  • Wang J et al. (2023), "The conserved domain database in 2023", Nucleic Acids Res.51(D)384-8.
  • Lu S et al. (2020), "The conserved domain database in 2020", Nucleic Acids Res.48(D)265-8.
  • Marchler-Bauer A et al. (2017), "CDD/SPARCLE: functional classification of proteins via subfamily domain architectures.", Nucleic Acids Res.45(D)200-3.
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