Chain B, Ketol-acid reductoisomerase
ketol-acid reductoisomerase( domain architecture ID 1005095)
ketol-acid reductoisomerase (KARI) catalyzes the conversion of acetohydroxy acids into dihydroxy valerates, which is the second reaction in the synthetic pathway of the essential branched side chain amino acids valine and isoleucine
List of domain hits
Name | Accession | Description | Interval | E-value | ||||||
IlvC super family | cl33753 | Ketol-acid reductoisomerase [Amino acid transport and metabolism, Coenzyme transport and ... |
10-332 | 6.71e-81 | ||||||
Ketol-acid reductoisomerase [Amino acid transport and metabolism, Coenzyme transport and metabolism]; Ketol-acid reductoisomerase is part of the Pathway/BioSystem: Isoleucine, leucine, valine biosynthesis The actual alignment was detected with superfamily member COG0059: Pssm-ID: 439829 [Multi-domain] Cd Length: 328 Bit Score: 249.98 E-value: 6.71e-81
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Name | Accession | Description | Interval | E-value | ||||||
IlvC | COG0059 | Ketol-acid reductoisomerase [Amino acid transport and metabolism, Coenzyme transport and ... |
10-332 | 6.71e-81 | ||||||
Ketol-acid reductoisomerase [Amino acid transport and metabolism, Coenzyme transport and metabolism]; Ketol-acid reductoisomerase is part of the Pathway/BioSystem: Isoleucine, leucine, valine biosynthesis Pssm-ID: 439829 [Multi-domain] Cd Length: 328 Bit Score: 249.98 E-value: 6.71e-81
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PRK05479 | PRK05479 | ketol-acid reductoisomerase; Provisional |
10-232 | 1.45e-69 | ||||||
ketol-acid reductoisomerase; Provisional Pssm-ID: 235491 [Multi-domain] Cd Length: 330 Bit Score: 220.73 E-value: 1.45e-69
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ilvC | TIGR00465 | ketol-acid reductoisomerase; This is the second enzyme in the parallel isoleucine-valine ... |
21-315 | 9.15e-56 | ||||||
ketol-acid reductoisomerase; This is the second enzyme in the parallel isoleucine-valine biosynthetic pathway [Amino acid biosynthesis, Pyruvate family] Pssm-ID: 273093 [Multi-domain] Cd Length: 314 Bit Score: 184.89 E-value: 9.15e-56
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IlvN | pfam07991 | Acetohydroxy acid isomeroreductase, NADPH-binding domain; Acetohydroxy acid isomeroreductase ... |
20-183 | 3.35e-55 | ||||||
Acetohydroxy acid isomeroreductase, NADPH-binding domain; Acetohydroxy acid isomeroreductase catalyzes the conversion of acetohydroxy acids into dihydroxy valerates. This reaction is the second in the synthetic pathway of the essential branched side chain amino acids valine and isoleucine. This N-terminal region of the enzyme carries the binding-site for NADPH. The active-site for enzymatic activity lies in the C-terminal part, IlvC, pfam01450. Pssm-ID: 285265 Cd Length: 165 Bit Score: 178.12 E-value: 3.35e-55
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AdoHcyase_NAD | smart00997 | S-adenosyl-L-homocysteine hydrolase, NAD binding domain; |
23-116 | 4.63e-09 | ||||||
S-adenosyl-L-homocysteine hydrolase, NAD binding domain; Pssm-ID: 198065 [Multi-domain] Cd Length: 162 Bit Score: 54.76 E-value: 4.63e-09
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SAHH | cd00401 | S-Adenosylhomocysteine Hydrolase, NAD-binding and catalytic domains; S-adenosyl-L-homocysteine ... |
23-125 | 2.18e-06 | ||||||
S-Adenosylhomocysteine Hydrolase, NAD-binding and catalytic domains; S-adenosyl-L-homocysteine hydrolase (SAHH, AdoHycase) catalyzes the hydrolysis of S-adenosyl-L-homocysteine (AdoHyc) to form adenosine (Ado) and homocysteine (Hcy). The equilibrium lies far on the side of AdoHyc synthesis, but in nature the removal of Ado and Hyc is sufficiently fast, so that the net reaction is in the direction of hydrolysis. Since AdoHyc is a potent inhibitor of S-adenosyl-L-methionine dependent methyltransferases, AdoHycase plays a critical role in the modulation of the activity of various methyltransferases. The enzyme forms homotetramers, with each monomer binding one molecule of NAD+. Pssm-ID: 240619 [Multi-domain] Cd Length: 402 Bit Score: 48.99 E-value: 2.18e-06
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Name | Accession | Description | Interval | E-value | ||||||
IlvC | COG0059 | Ketol-acid reductoisomerase [Amino acid transport and metabolism, Coenzyme transport and ... |
10-332 | 6.71e-81 | ||||||
Ketol-acid reductoisomerase [Amino acid transport and metabolism, Coenzyme transport and metabolism]; Ketol-acid reductoisomerase is part of the Pathway/BioSystem: Isoleucine, leucine, valine biosynthesis Pssm-ID: 439829 [Multi-domain] Cd Length: 328 Bit Score: 249.98 E-value: 6.71e-81
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PRK05479 | PRK05479 | ketol-acid reductoisomerase; Provisional |
10-232 | 1.45e-69 | ||||||
ketol-acid reductoisomerase; Provisional Pssm-ID: 235491 [Multi-domain] Cd Length: 330 Bit Score: 220.73 E-value: 1.45e-69
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ilvC | TIGR00465 | ketol-acid reductoisomerase; This is the second enzyme in the parallel isoleucine-valine ... |
21-315 | 9.15e-56 | ||||||
ketol-acid reductoisomerase; This is the second enzyme in the parallel isoleucine-valine biosynthetic pathway [Amino acid biosynthesis, Pyruvate family] Pssm-ID: 273093 [Multi-domain] Cd Length: 314 Bit Score: 184.89 E-value: 9.15e-56
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IlvN | pfam07991 | Acetohydroxy acid isomeroreductase, NADPH-binding domain; Acetohydroxy acid isomeroreductase ... |
20-183 | 3.35e-55 | ||||||
Acetohydroxy acid isomeroreductase, NADPH-binding domain; Acetohydroxy acid isomeroreductase catalyzes the conversion of acetohydroxy acids into dihydroxy valerates. This reaction is the second in the synthetic pathway of the essential branched side chain amino acids valine and isoleucine. This N-terminal region of the enzyme carries the binding-site for NADPH. The active-site for enzymatic activity lies in the C-terminal part, IlvC, pfam01450. Pssm-ID: 285265 Cd Length: 165 Bit Score: 178.12 E-value: 3.35e-55
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PRK13403 | PRK13403 | ketol-acid reductoisomerase; Provisional |
11-295 | 4.16e-54 | ||||||
ketol-acid reductoisomerase; Provisional Pssm-ID: 106361 [Multi-domain] Cd Length: 335 Bit Score: 181.10 E-value: 4.16e-54
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IlvC | pfam01450 | Acetohydroxy acid isomeroreductase, catalytic domain; Acetohydroxy acid isomeroreductase ... |
190-329 | 5.87e-24 | ||||||
Acetohydroxy acid isomeroreductase, catalytic domain; Acetohydroxy acid isomeroreductase catalyzes the conversion of acetohydroxy acids into dihydroxy valerates. This reaction is the second in the synthetic pathway of the essential branched side chain amino acids valine and isoleucine. Pssm-ID: 460215 [Multi-domain] Cd Length: 138 Bit Score: 95.61 E-value: 5.87e-24
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PRK05225 | PRK05225 | ketol-acid reductoisomerase; Validated |
21-234 | 2.55e-14 | ||||||
ketol-acid reductoisomerase; Validated Pssm-ID: 235368 [Multi-domain] Cd Length: 487 Bit Score: 73.84 E-value: 2.55e-14
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AdoHcyase_NAD | smart00997 | S-adenosyl-L-homocysteine hydrolase, NAD binding domain; |
23-116 | 4.63e-09 | ||||||
S-adenosyl-L-homocysteine hydrolase, NAD binding domain; Pssm-ID: 198065 [Multi-domain] Cd Length: 162 Bit Score: 54.76 E-value: 4.63e-09
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MmsB | COG2084 | 3-hydroxyisobutyrate dehydrogenase or related beta-hydroxyacid dehydrogenase [Lipid transport ... |
25-109 | 3.32e-08 | ||||||
3-hydroxyisobutyrate dehydrogenase or related beta-hydroxyacid dehydrogenase [Lipid transport and metabolism]; Pssm-ID: 441687 [Multi-domain] Cd Length: 285 Bit Score: 53.97 E-value: 3.32e-08
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NAD_binding_2 | pfam03446 | NAD binding domain of 6-phosphogluconate dehydrogenase; The NAD binding domain of ... |
25-109 | 3.87e-08 | ||||||
NAD binding domain of 6-phosphogluconate dehydrogenase; The NAD binding domain of 6-phosphogluconate dehydrogenase adopts a Rossmann fold. Pssm-ID: 427298 [Multi-domain] Cd Length: 159 Bit Score: 52.09 E-value: 3.87e-08
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PRK14806 | PRK14806 | bifunctional cyclohexadienyl dehydrogenase/ 3-phosphoshikimate 1-carboxyvinyltransferase; ... |
20-109 | 2.41e-07 | ||||||
bifunctional cyclohexadienyl dehydrogenase/ 3-phosphoshikimate 1-carboxyvinyltransferase; Provisional Pssm-ID: 237820 [Multi-domain] Cd Length: 735 Bit Score: 52.69 E-value: 2.41e-07
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PRK07502 | PRK07502 | prephenate/arogenate dehydrogenase family protein; |
24-109 | 1.09e-06 | ||||||
prephenate/arogenate dehydrogenase family protein; Pssm-ID: 236034 [Multi-domain] Cd Length: 307 Bit Score: 49.58 E-value: 1.09e-06
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SAHH | cd00401 | S-Adenosylhomocysteine Hydrolase, NAD-binding and catalytic domains; S-adenosyl-L-homocysteine ... |
23-125 | 2.18e-06 | ||||||
S-Adenosylhomocysteine Hydrolase, NAD-binding and catalytic domains; S-adenosyl-L-homocysteine hydrolase (SAHH, AdoHycase) catalyzes the hydrolysis of S-adenosyl-L-homocysteine (AdoHyc) to form adenosine (Ado) and homocysteine (Hcy). The equilibrium lies far on the side of AdoHyc synthesis, but in nature the removal of Ado and Hyc is sufficiently fast, so that the net reaction is in the direction of hydrolysis. Since AdoHyc is a potent inhibitor of S-adenosyl-L-methionine dependent methyltransferases, AdoHycase plays a critical role in the modulation of the activity of various methyltransferases. The enzyme forms homotetramers, with each monomer binding one molecule of NAD+. Pssm-ID: 240619 [Multi-domain] Cd Length: 402 Bit Score: 48.99 E-value: 2.18e-06
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F420_oxidored | pfam03807 | NADP oxidoreductase coenzyme F420-dependent; |
27-94 | 1.38e-04 | ||||||
NADP oxidoreductase coenzyme F420-dependent; Pssm-ID: 397743 [Multi-domain] Cd Length: 92 Bit Score: 40.29 E-value: 1.38e-04
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2-Hacid_dh_C | pfam02826 | D-isomer specific 2-hydroxyacid dehydrogenase, NAD binding domain; This domain is inserted ... |
21-92 | 1.47e-04 | ||||||
D-isomer specific 2-hydroxyacid dehydrogenase, NAD binding domain; This domain is inserted into the catalytic domain, the large dehydrogenase and D-lactate dehydrogenase families in SCOP. N-terminal portion of which is represented by family pfam00389. Pssm-ID: 427007 [Multi-domain] Cd Length: 178 Bit Score: 42.10 E-value: 1.47e-04
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2-Hacid_dh_14 | cd12179 | Putative D-isomer specific 2-hydroxyacid dehydrogenases, NAD-binding and catalytic domains; ... |
21-122 | 1.62e-04 | ||||||
Putative D-isomer specific 2-hydroxyacid dehydrogenases, NAD-binding and catalytic domains; 2-Hydroxyacid dehydrogenases catalyze the conversion of a wide variety of D-2-hydroxy acids to their corresponding keto acids. The general mechanism is (R)-lactate + acceptor to pyruvate + reduced acceptor. Formate/glycerate and related dehydrogenases of the D-specific 2-hydroxyacid dehydrogenase superfamily include groups such as formate dehydrogenase, glycerate dehydrogenase, L-alanine dehydrogenase, and S-adenosylhomocysteine hydrolase. Despite often low sequence identity, these proteins typically have a characteristic arrangement of 2 similar subdomains of the alpha/beta Rossmann fold NAD+ binding form. The NAD+ binding domain is inserted within the linear sequence of the mostly N-terminal catalytic domain, which has a similar domain structure to the internal NAD binding domain. Structurally, these domains are connected by extended alpha helices and create a cleft in which NAD is bound, primarily to the C-terminal portion of the 2nd (internal) domain. Some related proteins have similar structural subdomain but with a tandem arrangement of the catalytic and NAD-binding subdomains in the linear sequence. While many members of this family are dimeric, alanine DH is hexameric and phosphoglycerate DH is tetrameric. Pssm-ID: 240656 [Multi-domain] Cd Length: 306 Bit Score: 43.05 E-value: 1.62e-04
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TyrA | COG0287 | Prephenate dehydrogenase [Amino acid transport and metabolism]; Prephenate dehydrogenase is ... |
24-109 | 1.67e-04 | ||||||
Prephenate dehydrogenase [Amino acid transport and metabolism]; Prephenate dehydrogenase is part of the Pathway/BioSystem: Aromatic amino acid biosynthesis Pssm-ID: 440056 [Multi-domain] Cd Length: 278 Bit Score: 42.81 E-value: 1.67e-04
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2-Hacid_dh_7 | cd12166 | Putative D-isomer specific 2-hydroxyacid dehydrogenases; 2-Hydroxyacid dehydrogenases catalyze ... |
14-109 | 1.78e-04 | ||||||
Putative D-isomer specific 2-hydroxyacid dehydrogenases; 2-Hydroxyacid dehydrogenases catalyze the conversion of a wide variety of D-2-hydroxy acids to their corresponding keto acids. The general mechanism is (R)-lactate + acceptor to pyruvate + reduced acceptor. Formate/glycerate and related dehydrogenases of the D-specific 2-hydroxyacid dehydrogenase superfamily include groups such as formate dehydrogenase, glycerate dehydrogenase, L-alanine dehydrogenase, and S-adenosylhomocysteine hydrolase. Despite often low sequence identity, these proteins typically have a characteristic arrangement of 2 similar subdomains of the alpha/beta Rossmann fold NAD+ binding form. The NAD+ binding domain is inserted within the linear sequence of the mostly N-terminal catalytic domain, which has a similar domain structure to the internal NAD binding domain. Structurally, these domains are connected by extended alpha helices and create a cleft in which NAD is bound, primarily to the C-terminal portion of the 2nd (internal) domain. Some related proteins have similar structural subdomain but with a tandem arrangement of the catalytic and NAD-binding subdomains in the linear sequence. While many members of this family are dimeric, alanine DH is hexameric and phosphoglycerate DH is tetrameric. Pssm-ID: 240643 [Multi-domain] Cd Length: 300 Bit Score: 42.96 E-value: 1.78e-04
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COG2085 | COG2085 | Predicted dinucleotide-binding enzyme [General function prediction only]; |
26-198 | 2.03e-04 | ||||||
Predicted dinucleotide-binding enzyme [General function prediction only]; Pssm-ID: 441688 [Multi-domain] Cd Length: 205 Bit Score: 42.08 E-value: 2.03e-04
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FDH_GDH_like | cd12154 | Formate/glycerate dehydrogenases, D-specific 2-hydroxy acid dehydrogenases and related ... |
21-114 | 5.71e-04 | ||||||
Formate/glycerate dehydrogenases, D-specific 2-hydroxy acid dehydrogenases and related dehydrogenases; The formate/glycerate dehydrogenase like family contains a diverse group of enzymes such as formate dehydrogenase (FDH), glycerate dehydrogenase (GDH), D-lactate dehydrogenase, L-alanine dehydrogenase, and S-Adenosylhomocysteine hydrolase, that share a common 2-domain structure. Despite often low sequence identity, these proteins typically have a characteristic arrangement of 2 similar domains of the alpha/beta Rossmann fold NAD+ binding form. The NAD(P) binding domain is inserted within the linear sequence of the mostly N-terminal catalytic domain. Structurally, these domains are connected by extended alpha helices and create a cleft in which NAD(P) is bound, primarily to the C-terminal portion of the 2nd (internal) domain. While many members of this family are dimeric, alanine DH is hexameric and phosphoglycerate DH is tetrameric. 2-hydroxyacid dehydrogenases are enzymes that catalyze the conversion of a wide variety of D-2-hydroxy acids to their corresponding keto acids. The general mechanism is (R)-lactate + acceptor to pyruvate + reduced acceptor. Formate dehydrogenase (FDH) catalyzes the NAD+-dependent oxidation of formate ion to carbon dioxide with the concomitant reduction of NAD+ to NADH. FDHs of this family contain no metal ions or prosthetic groups. Catalysis occurs though direct transfer of a hydride ion to NAD+ without the stages of acid-base catalysis typically found in related dehydrogenases. Pssm-ID: 240631 [Multi-domain] Cd Length: 310 Bit Score: 41.45 E-value: 5.71e-04
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2-Hacid_dh_6 | cd12165 | Putative D-isomer specific 2-hydroxyacid dehydrogenases; 2-Hydroxyacid dehydrogenases catalyze ... |
12-114 | 1.26e-03 | ||||||
Putative D-isomer specific 2-hydroxyacid dehydrogenases; 2-Hydroxyacid dehydrogenases catalyze the conversion of a wide variety of D-2-hydroxy acids to their corresponding keto acids. The general mechanism is (R)-lactate + acceptor to pyruvate + reduced acceptor. Formate/glycerate and related dehydrogenases of the D-specific 2-hydroxyacid dehydrogenase superfamily include groups such as formate dehydrogenase, glycerate dehydrogenase, L-alanine dehydrogenase, and S-adenosylhomocysteine hydrolase. Despite often low sequence identity, these proteins typically have a characteristic arrangement of 2 similar subdomains of the alpha/beta Rossmann fold NAD+ binding form. The NAD+ binding domain is inserted within the linear sequence of the mostly N-terminal catalytic domain, which has a similar domain structure to the internal NAD binding domain. Structurally, these domains are connected by extended alpha helices and create a cleft in which NAD is bound, primarily to the C-terminal portion of the 2nd (internal) domain. Some related proteins have similar structural subdomain but with a tandem arrangement of the catalytic and NAD-binding subdomains in the linear sequence. While many members of this family are dimeric, alanine DH is hexameric and phosphoglycerate DH is tetrameric. Pssm-ID: 240642 [Multi-domain] Cd Length: 314 Bit Score: 40.30 E-value: 1.26e-03
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PTZ00075 | PTZ00075 | Adenosylhomocysteinase; Provisional |
21-81 | 1.27e-03 | ||||||
Adenosylhomocysteinase; Provisional Pssm-ID: 240258 Cd Length: 476 Bit Score: 40.41 E-value: 1.27e-03
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ProC | COG0345 | Pyrroline-5-carboxylate reductase [Amino acid transport and metabolism]; ... |
24-109 | 1.36e-03 | ||||||
Pyrroline-5-carboxylate reductase [Amino acid transport and metabolism]; Pyrroline-5-carboxylate reductase is part of the Pathway/BioSystem: Proline biosynthesis Pssm-ID: 440114 [Multi-domain] Cd Length: 267 Bit Score: 40.05 E-value: 1.36e-03
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AdoHcyase | smart00996 | S-adenosyl-L-homocysteine hydrolase; |
23-110 | 2.53e-03 | ||||||
S-adenosyl-L-homocysteine hydrolase; Pssm-ID: 214963 [Multi-domain] Cd Length: 426 Bit Score: 39.45 E-value: 2.53e-03
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hemA | PRK00045 | glutamyl-tRNA reductase; Reviewed |
18-82 | 5.29e-03 | ||||||
glutamyl-tRNA reductase; Reviewed Pssm-ID: 234592 [Multi-domain] Cd Length: 423 Bit Score: 38.63 E-value: 5.29e-03
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Blast search parameters | ||||
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