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Conserved domains on  [gi|564334610|ref|XP_006231775|]
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probable G-protein coupled receptor 150 isoform X1 [Rattus norvegicus]

Protein Classification

G protein-coupled receptor family protein( domain architecture ID 705710)

G protein-coupled receptor family protein is a seven-transmembrane G protein-coupled receptor (7TM-GPCR) family protein which typically transmits an extracellular signal into the cell by the conformational rearrangement of the 7TM helices and by the subsequent binding and activation of an intracellular heterotrimeric G protein; GPCR ligands include light-sensitive compounds, odors, pheromones, hormones, and neurotransmitters

Graphical summary

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List of domain hits

Name Accession Description Interval E-value
7tm_GPCRs super family cl28897
seven-transmembrane G protein-coupled receptor superfamily; This hierarchical evolutionary ...
50-283 7.21e-98

seven-transmembrane G protein-coupled receptor superfamily; This hierarchical evolutionary model represents the seven-transmembrane (7TM) receptors, often referred to as G protein-coupled receptors (GPCRs), which transmit physiological signals from the outside of the cell to the inside via G proteins. GPCRs constitute the largest known superfamily of transmembrane receptors across the three kingdoms of life that respond to a wide variety of extracellular stimuli including peptides, lipids, neurotransmitters, amino acids, hormones, and sensory stimuli such as light, smell and taste. All GPCRs share a common structural architecture comprising of seven-transmembrane (TM) alpha-helices interconnected by three extracellular and three intracellular loops. A general feature of GPCR signaling is agonist-induced conformational changes in the receptors, leading to activation of the heterotrimeric G proteins, which consist of the guanine nucleotide-binding G-alpha subunit and the dimeric G-beta-gamma subunits. The activated G proteins then bind to and activate numerous downstream effector proteins, which generate second messengers that mediate a broad range of cellular and physiological processes. However, some 7TM receptors, such as the type 1 microbial rhodopsins, do not activate G proteins. Based on sequence similarity, GPCRs can be divided into six major classes: class A (the rhodopsin-like family), class B (the Methuselah-like, adhesion and secretin-like receptor family), class C (the metabotropic glutamate receptor family), class D (the fungal mating pheromone receptors), class E (the cAMP receptor family), and class F (the frizzled/smoothened receptor family). Nearly 800 human GPCR genes have been identified and are involved essentially in all major physiological processes. Approximately 40% of clinically marketed drugs mediate their effects through modulation of GPCR function for the treatment of a variety of human diseases including bacterial infections.


The actual alignment was detected with superfamily member cd15198:

Pssm-ID: 475119 [Multi-domain]  Cd Length: 299  Bit Score: 292.48  E-value: 7.21e-98
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSRPwlgpkrRKMDFLLVQLAAADLYASGGTALSQLAWELLGDpRPALGNLA 129
Cdd:cd15198    1 RTRLIFLGVILVAGVAGNTTVLCWLCGGRRRK------SRMNFLLLQLALADLLVIGGTALSQIIWELLGD-RWMAGDVA 73
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGPQGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSStASAWPGEHR 209
Cdd:cd15198   74 CRLLKLLQASARGASANLVVLLALDRHQAIRAPLGQPLRAWKLAALGWLLALLLALPQAYVFRVDFPDDP-ASAWPGHTL 152
                        170       180       190       200       210       220       230
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*..
gi 564334610 210 CHDIFAPLPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQASVAGMPW---SASMARASLPSALPRAK 283
Cdd:cd15198  153 CRGIFAPLPRWHLQVYATYEAVVGFVAPVVILGVCYGRLLLKWWERANQAPGAKKPWkkpSKSHLRATAPSALPRAK 229
 
Name Accession Description Interval E-value
7tmA_GPR150 cd15198
G protein-coupled receptor 150, member of the class A family of seven-transmembrane G ...
50-283 7.21e-98

G protein-coupled receptor 150, member of the class A family of seven-transmembrane G protein-coupled receptors; GPR150 is an orphan receptor closely related to the oxytocin and vasopressin receptors. Its endogenous ligand is not known. These receptors share a significant amino acid sequence similarity, suggesting that they have a common evolutionary origin.


Pssm-ID: 320326 [Multi-domain]  Cd Length: 299  Bit Score: 292.48  E-value: 7.21e-98
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSRPwlgpkrRKMDFLLVQLAAADLYASGGTALSQLAWELLGDpRPALGNLA 129
Cdd:cd15198    1 RTRLIFLGVILVAGVAGNTTVLCWLCGGRRRK------SRMNFLLLQLALADLLVIGGTALSQIIWELLGD-RWMAGDVA 73
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGPQGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSStASAWPGEHR 209
Cdd:cd15198   74 CRLLKLLQASARGASANLVVLLALDRHQAIRAPLGQPLRAWKLAALGWLLALLLALPQAYVFRVDFPDDP-ASAWPGHTL 152
                        170       180       190       200       210       220       230
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*..
gi 564334610 210 CHDIFAPLPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQASVAGMPW---SASMARASLPSALPRAK 283
Cdd:cd15198  153 CRGIFAPLPRWHLQVYATYEAVVGFVAPVVILGVCYGRLLLKWWERANQAPGAKKPWkkpSKSHLRATAPSALPRAK 229
7tm_1 pfam00001
7 transmembrane receptor (rhodopsin family); This family contains, amongst other ...
66-258 1.73e-05

7 transmembrane receptor (rhodopsin family); This family contains, amongst other G-protein-coupled receptors (GCPRs), members of the opsin family, which have been considered to be typical members of the rhodopsin superfamily. They share several motifs, mainly the seven transmembrane helices, GCPRs of the rhodopsin superfamily. All opsins bind a chromophore, such as 11-cis-retinal. The function of most opsins other than the photoisomerases is split into two steps: light absorption and G-protein activation. Photoisomerases, on the other hand, are not coupled to G-proteins - they are thought to generate and supply the chromophore that is used by visual opsins.


Pssm-ID: 459624 [Multi-domain]  Cd Length: 256  Bit Score: 45.75  E-value: 1.73e-05
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610   66 GNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGDPRPaLGNLACRLSQLLQTSGRGASA 145
Cdd:pfam00001   1 GNLLVILVILRNKK------LRTPTNIFLLNLAVADLLFSLLTLPFWLVYYLNHGDWP-FGSALCKIVGALFVVNGYASI 73
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  146 HLVALIALERQLAVRGP---QGPQLPARALTTLSW--LLALLLALPPtFVVRWeappsSTASAWPGEHRCHDIFaPLPRW 220
Cdd:pfam00001  74 LLLTAISIDRYLAIVHPlryKRRRTPRRAKVLILViwVLALLLSLPP-LLFGW-----TLTVPEGNVTVCFIDF-PEDLS 146
                         170       180       190
                  ....*....|....*....|....*....|....*...
gi 564334610  221 HLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQ 258
Cdd:pfam00001 147 KPVSYTLLISVLGFLLPLLVILVCYTLIIRTLRKSASK 184
 
Name Accession Description Interval E-value
7tmA_GPR150 cd15198
G protein-coupled receptor 150, member of the class A family of seven-transmembrane G ...
50-283 7.21e-98

G protein-coupled receptor 150, member of the class A family of seven-transmembrane G protein-coupled receptors; GPR150 is an orphan receptor closely related to the oxytocin and vasopressin receptors. Its endogenous ligand is not known. These receptors share a significant amino acid sequence similarity, suggesting that they have a common evolutionary origin.


Pssm-ID: 320326 [Multi-domain]  Cd Length: 299  Bit Score: 292.48  E-value: 7.21e-98
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSRPwlgpkrRKMDFLLVQLAAADLYASGGTALSQLAWELLGDpRPALGNLA 129
Cdd:cd15198    1 RTRLIFLGVILVAGVAGNTTVLCWLCGGRRRK------SRMNFLLLQLALADLLVIGGTALSQIIWELLGD-RWMAGDVA 73
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGPQGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSStASAWPGEHR 209
Cdd:cd15198   74 CRLLKLLQASARGASANLVVLLALDRHQAIRAPLGQPLRAWKLAALGWLLALLLALPQAYVFRVDFPDDP-ASAWPGHTL 152
                        170       180       190       200       210       220       230
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*..
gi 564334610 210 CHDIFAPLPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQASVAGMPW---SASMARASLPSALPRAK 283
Cdd:cd15198  153 CRGIFAPLPRWHLQVYATYEAVVGFVAPVVILGVCYGRLLLKWWERANQAPGAKKPWkkpSKSHLRATAPSALPRAK 229
7tmA_Vasopressin-like cd14986
vasopressin receptors and its related G protein-coupled receptors, member of the class A ...
50-283 2.15e-15

vasopressin receptors and its related G protein-coupled receptors, member of the class A family of seven-transmembrane G protein-coupled receptors; Members of this group form a subfamily within the class A G-protein coupled receptors (GPCRs), which includes the vasopressin and oxytocin receptors, the gonadotropin-releasing hormone receptors (GnRHRs), the neuropeptide S receptor (NPSR), and orphan GPR150. These receptors share significant sequence homology with each other, suggesting that they have a common evolutionary origin. Vasopressin, also known as arginine vasopressin or anti-diuretic hormone, is a neuropeptide synthesized in the hypothalamus. The actions of vasopressin are mediated by the interaction of this hormone with three tissue-specific subtypes: V1AR, V1BR, and V2R. Although vasopressin differs from oxytocin by only two amino acids, they have divergent physiological functions. Vasopressin is involved in regulating osmotic and cardiovascular homeostasis, whereas oxytocin plays an important role in the uterus during childbirth and in lactation. GnRHR, also known as luteinizing hormone releasing hormone receptor (LHRHR), plays an central role in vertebrate reproductive function; its activation by binding to GnRH leads to the release of follicle stimulating hormone (FSH) and luteinizing hormone (LH) from the pituitary gland. Neuropeptide S (NPS) promotes arousal and anxiolytic-like effects by activating its cognate receptor NPSR. NPSR has also been associated with asthma and allergy. GPR150 is an orphan receptor closely related to the oxytocin and vasopressin receptors.


Pssm-ID: 320117 [Multi-domain]  Cd Length: 295  Bit Score: 75.49  E-value: 2.15e-15
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLcgsssrpWLGPKRRK-MDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNL 128
Cdd:cd14986    1 VSRVAVLGVLFVFTLVGNGLVILVL-------RRKRKKRSrVNIFILNLAIADLVVAFFTVLTQIIWEATG--EWVAGDV 71
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 129 ACRLSQLLQTSGRGASAHLVALIALERQLAVRGP----QGPQLPARALTTLSWLLALLLAlpPTFVVRWEAPPSStasaw 204
Cdd:cd14986   72 LCRIVKYLQVVGLFASTYILVSMSLDRYQAIVKPmsslKPRKRARLMIVVAWVLSFLFSI--PQLVIFVERELGD----- 144
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 205 pGEHRCHDIFAPLprWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQASVAGMPWSASMARASLPSA-----L 279
Cdd:cd14986  145 -GVHQCWSSFYTP--WQRKVYITWLATYVFVIPLIILSYCYGRILRTIWIRSRQKTDRPIAPTAMSCRSVSCVSsrvslI 221

                 ....
gi 564334610 280 PRAK 283
Cdd:cd14986  222 SRAK 225
7tmA_GnRHR-like cd15195
gonadotropin-releasing hormone and adipokinetic hormone receptors, member of the class A ...
56-284 1.45e-10

gonadotropin-releasing hormone and adipokinetic hormone receptors, member of the class A family of seven-transmembrane G protein-coupled receptors; Gonadotropin-releasing hormone (GnRH) and adipokinetic hormone (AKH) receptors share strong sequence homology to each other, suggesting that they have a common evolutionary origin. GnRHR, also known as luteinizing hormone releasing hormone receptor (LHRHR), plays an central role in vertebrate reproductive function; its activation by binding to GnRH leads to the release of follicle stimulating hormone (FSH) and luteinizing hormone (LH) from the pituitary gland. Adipokinetic hormone (AKH) is a lipid-mobilizing hormone that is involved in control of insect metabolism. Generally, AKH behaves as a typical stress hormone by mobilizing lipids, carbohydrates and/or certain amino acids such as proline. Thus, it utilizes the body's energy reserves to fight the immediate stress problems and subdue processes that are less important. Although AKH is known to responsible for regulating the energy metabolism during insect flying, it is also found in insects that have lost its functional wings and predominantly walk for their locomotion. Both GnRH and AKH receptors are members of the class A of the seven-transmembrane, G-protein coupled receptor (GPCR) superfamily.


Pssm-ID: 320323 [Multi-domain]  Cd Length: 293  Bit Score: 61.26  E-value: 1.45e-10
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  56 LGIILAASVAGNTTVLCRLCGSSSRpwlgpkRRKMDFLLVQLAAADLYASGGTALSQLAW----ELLGdprpalGNLACR 131
Cdd:cd15195    7 TWVLFVISAAGNLTVLIQLFRRRRA------KSHIQILIMHLALADLMVTFFNMPMDAVWnytvEWLA------GDLMCR 74
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 132 LSQLLQTSGRGASAHLVALIALERQLAVRGPQG-PQLPARALTTLSWL--LALLLALPPTFVVRWEAPPSSTasawPGEH 208
Cdd:cd15195   75 VMMFLKQFGMYLSSFMLVVIALDRVFAILSPLSaNQARKRVKIMLTVAwvLSALCSIPQSFIFSVLRKMPEQ----PGFH 150
                        170       180       190       200       210       220       230
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*.
gi 564334610 209 RCHDIFAPLPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQASVAGMPWSASMARASLPSAlpRAKT 284
Cdd:cd15195  151 QCVDFGSAPTKKQERLYYFFTMILSFVIPLIITVTCYLLILFEISKMAKRARDTPISNRRRSRTNSLERA--RMRT 224
7tm_classA_rhodopsin-like cd00637
rhodopsin receptor-like class A family of the seven-transmembrane G protein-coupled receptor ...
53-255 6.77e-10

rhodopsin receptor-like class A family of the seven-transmembrane G protein-coupled receptor superfamily; Class A rhodopsin-like receptors constitute about 90% of all GPCRs. The class A GPCRs include the light-sensitive rhodopsin as well as receptors for biogenic amines, lipids, nucleotides, odorants, peptide hormones, and a variety of other ligands. All GPCRs have a common structural architecture comprising of seven-transmembrane (TM) alpha-helices interconnected by three extracellular and three intracellular loops. A general feature of GPCR signaling is agonist-induced conformational changes in the receptors, leading to activation of the heterotrimeric G proteins, which consist of the guanine nucleotide-binding G-alpha subunit and the dimeric G-beta-gamma subunits. The activated G proteins then bind to and activate numerous downstream effector proteins, which generate second messengers that mediate a broad range of cellular and physiological processes. Based on sequence similarity, GPCRs can be divided into six major classes: class A (rhodopsin-like family), class B (Methuselah-like, adhesion and secretin-like receptor family), class C (metabotropic glutamate receptor family), class D (fungal mating pheromone receptors), class E (cAMP receptor family), and class F (frizzled/smoothened receptor family). Nearly 800 human GPCR genes have been identified and are involved essentially in all major physiological processes. Approximately 40% of clinically marketed drugs mediate their effects through modulation of GPCR function for the treatment of a variety of human diseases including bacterial infections.


Pssm-ID: 410626 [Multi-domain]  Cd Length: 275  Bit Score: 59.22  E-value: 6.77e-10
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  53 LVFLGIILAASVAGNTTVLCRLCGSSSRpwlgpkRRKMDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNLACRL 132
Cdd:cd00637    2 AVLYILIFVVGLVGNLLVILVILRNRRL------RTVTNYFILNLAVADLLVGLLVIPFSLVSLLLG--RWWFGDALCKL 73
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 133 SQLLQTSGRGASAHLVALIALERQLAVRGPQGPQL---PARALTTlswllalllalppTFVVrW------EAPPSSTASA 203
Cdd:cd00637   74 LGFLQSVSLLASILTLTAISVDRYLAIVHPLRYRRrftRRRAKLL-------------IALI-WllslllALPPLLGWGV 139
                        170       180       190       200       210
                 ....*....|....*....|....*....|....*....|....*....|..
gi 564334610 204 WPGEHRCHDIFAPLPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRR 255
Cdd:cd00637  140 YDYGGYCCCCLCWPDLTLSKAYTIFLFVLLFLLPLLVIIVCYVRIFRKLRRH 191
7tmA_Vasopressin_Oxytocin cd15196
vasopressin and oxytocin receptors, member of the class A family of seven-transmembrane G ...
50-255 9.62e-10

vasopressin and oxytocin receptors, member of the class A family of seven-transmembrane G protein-coupled receptors; Vasopressin (also known as arginine vasopressin or anti-diuretic hormone) and oxytocin are synthesized in the hypothalamus and are released from the posterior pituitary gland. The actions of vasopressin are mediated by the interaction of this hormone with three receptor subtypes: V1aR, V1bR, and V2R. These subtypes are differ in localization, function, and signaling pathways. Activation of V1aR and V1bR stimulate phospholipase C, while activation of V2R stimulates adenylate cyclase. Although vasopressin and oxytocin differ only by two amino acids and stimulate the same cAMP/PKA pathway, they have divergent physiological functions. Vasopressin is involved in regulating blood pressure and the balance of water and sodium ions, whereas oxytocin plays an important role in the uterus during childbirth and in lactation.


Pssm-ID: 320324 [Multi-domain]  Cd Length: 264  Bit Score: 58.40  E-value: 9.62e-10
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCgsssrpWLGPKRRKMDFLLVQLAAADLYASGGTALSQLAWEL----LGdprpal 125
Cdd:cd15196    1 KVEIAVLATILVLALFGNSCVLLVLY------RRRRKLSRMHLFILHLSVADLLVALFNVLPQLIWDItyrfYG------ 68
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 126 GNLACRLSQLLQTSGRGASAHLVALIALERQLAVRGP----QGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSsta 201
Cdd:cd15196   69 GDLLCRLVKYLQVVGMYASSYVLVATAIDRYIAICHPlsshRWTSRRVHLMVAIAWVLSLLLSIPQLFIFSYQEVGS--- 145
                        170       180       190       200       210
                 ....*....|....*....|....*....|....*....|....*....|....
gi 564334610 202 sawpGEHRCHDIFAPlpRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRR 255
Cdd:cd15196  146 ----GVYDCWATFEP--PWGLRAYITWFTVAVFVVPLIILAFCYGRICYVVWRA 193
7tmA_NPSR cd15197
neuropeptide S receptor, member of the class A family of seven-transmembrane G protein-coupled ...
51-162 1.15e-06

neuropeptide S receptor, member of the class A family of seven-transmembrane G protein-coupled receptors; Neuropeptide S (NPS) promotes arousal and anxiolytic-like effects by activating its cognate receptor NPSR. NPSR is widely expressed in the brain, and its activation induces an elevation of intracellular calcium and cAMP concentrations, presumably by coupling to G(s) and G(q) proteins. Mutations in NPSR have been associated with an increased susceptibility to asthma. NPSR was originally identified as an orphan receptor GPR154 and is also known as G protein receptor for asthma susceptibility (GPRA) or vasopressin receptor-related receptor 1 (VRR1).


Pssm-ID: 320325 [Multi-domain]  Cd Length: 294  Bit Score: 49.73  E-value: 1.15e-06
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  51 IHLVFLGIILAASVAGNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGDPRPalGNLAC 130
Cdd:cd15197    2 EQLATLWVLFVFIVVGNSSVLFALWMRKA------KKSRMNFFITQLAIADLCVGLINVLTDIIWRITVEWRA--GDFAC 73
                         90       100       110
                 ....*....|....*....|....*....|..
gi 564334610 131 RLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15197   74 KVIRYLQVVVTYASTYVLVALSIDRYDAICHP 105
7tmA_GnRHR_invertebrate cd15384
invertebrate gonadotropin-releasing hormone receptors, member of the class A family of ...
51-245 3.21e-06

invertebrate gonadotropin-releasing hormone receptors, member of the class A family of seven-transmembrane G protein-coupled receptors; GnRHR, also known as luteinizing hormone releasing hormone receptor (LHRHR), plays an central role in vertebrate reproductive function; its activation by binding to GnRH leads to the release of follicle stimulating hormone (FSH) and luteinizing hormone (LH) from the pituitary gland. GnRHR is expressed predominantly in the gonadotrope membrane of the anterior pituitary as well as found in numerous extrapituitary tissues including lymphocytes, breast, ovary, prostate, and cancer cell lines. There are at least two types of GnRH receptors, GnRHR1 and GnRHR2, which couple primarily to G proteins of the Gq/11 family. GnRHR is closely related to the adipokinetic hormone receptor (AKH), which binds to a lipid-mobilizing hormone that is involved in control of insect metabolism. They share a common ancestor and are members of the class A of the seven-transmembrane, G-protein coupled receptor (GPCR) superfamily.


Pssm-ID: 320506 [Multi-domain]  Cd Length: 293  Bit Score: 48.20  E-value: 3.21e-06
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  51 IHLVFLGIILAASVAGNTTVLCrlcgSSSRpwLGPKRRKMDFLLVQLAAADLYASGGTALSQLAW----ELLGdprpalG 126
Cdd:cd15384    2 LKIVVLAVMFVISFIGNLLTII----QIYR--LRRSRRTIYSLLLHLAIADLLVTFFCIPSEAIWaytvAWLA------G 69
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 127 NLACRLSQLLQTSGRGASAHLVALIALERQLAVRGP-QGPQLPARALTTLSWL--LALLLALPPTFVVRWEAPPsstasa 203
Cdd:cd15384   70 NTMCKLVKYLQVFGLYLSTYITVLISLDRCVAILYPmKRNQAPERVRRMVTVAwiLSPIFSIPQAVIFHVERGP------ 143
                        170       180       190       200
                 ....*....|....*....|....*....|....*....|...
gi 564334610 204 WPGE-HRCHDIFAPLPRWHLQVYALYEAIVGFAAPVAILgVSC 245
Cdd:cd15384  144 FVEDfHQCVTYGFYTAEWQEQLYNMLSLVFMFPIPLVIM-VTC 185
7tmA_V1bR cd15386
vasopressin receptor subtype 1B, member of the class A family of seven-transmembrane G ...
50-283 4.02e-06

vasopressin receptor subtype 1B, member of the class A family of seven-transmembrane G protein-coupled receptors; The V1b receptor is specifically expressed in corticotropes of the anterior pituitary and plays a critical role in regulating the activity of hypothalamic-pituitary-adrenal axis, a key part of the neuroendocrine system that controls reactions to stress, by maintaining adrenocorticotropic hormone (ACTH) and corticosterone levels. Vasopressin (also known as arginine vasopressin or anti-diuretic hormone) is synthesized in the hypothalamus and is released from the posterior pituitary gland. The actions of vasopressin are mediated by the interaction of this hormone with three receptor subtypes: V1aR, V1bR, and V2R. These subtypes are differ in localization, function, and signaling pathways. Activation of V1aR and V1bR stimulate phospholipase C, while activation of V2R stimulates adenylate cyclase. Although vasopressin and oxytocin differ only by two amino acids and stimulate the same cAMP/PKA pathway, they have divergent physiological functions. Vasopressin is involved in regulating blood pressure and the balance of water and sodium ions, whereas oxytocin plays an important role in the uterus during childbirth and in lactation.


Pssm-ID: 320508 [Multi-domain]  Cd Length: 302  Bit Score: 47.87  E-value: 4.02e-06
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGsssrpwLGPKRRKMDFLLVQLAAADLYASGGTALSQLAWELlgDPRPALGNLA 129
Cdd:cd15386    1 KVEIGVLAAILVVATAGNLAVLLAMYR------MRRKMSRMHLFVLHLALTDLVVALFQVLPQLIWEI--TYRFQGPDLL 72
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGP----QGPQLPARALTTLSWLLALLLALPPTFV--VRWEAPPSSTASA 203
Cdd:cd15386   73 CRAVKYLQVLSMFASTYMLIMMTVDRYIAVCHPlrtlQQPSRQAYLMIGATWLLSCILSLPQVFIfsLREVDQGSGVLDC 152
                        170       180       190       200       210       220       230       240
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 204 WPgehrchDIFAPlprWHLQVYALYEAIVGFAAPVAILGVsCGHLLCVW----WRRGSQASVA-GMPWSASMA--RASLP 276
Cdd:cd15386  153 WA------DFGFP---WGAKAYITWTTLSIFVLPVAILIV-CYSLICYEicknLKGKTQTSRSeGGGWRTQGMpsRVSSV 222

                 ....*..
gi 564334610 277 SALPRAK 283
Cdd:cd15386  223 RTISRAK 229
7tm_1 pfam00001
7 transmembrane receptor (rhodopsin family); This family contains, amongst other ...
66-258 1.73e-05

7 transmembrane receptor (rhodopsin family); This family contains, amongst other G-protein-coupled receptors (GCPRs), members of the opsin family, which have been considered to be typical members of the rhodopsin superfamily. They share several motifs, mainly the seven transmembrane helices, GCPRs of the rhodopsin superfamily. All opsins bind a chromophore, such as 11-cis-retinal. The function of most opsins other than the photoisomerases is split into two steps: light absorption and G-protein activation. Photoisomerases, on the other hand, are not coupled to G-proteins - they are thought to generate and supply the chromophore that is used by visual opsins.


Pssm-ID: 459624 [Multi-domain]  Cd Length: 256  Bit Score: 45.75  E-value: 1.73e-05
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610   66 GNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGDPRPaLGNLACRLSQLLQTSGRGASA 145
Cdd:pfam00001   1 GNLLVILVILRNKK------LRTPTNIFLLNLAVADLLFSLLTLPFWLVYYLNHGDWP-FGSALCKIVGALFVVNGYASI 73
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  146 HLVALIALERQLAVRGP---QGPQLPARALTTLSW--LLALLLALPPtFVVRWeappsSTASAWPGEHRCHDIFaPLPRW 220
Cdd:pfam00001  74 LLLTAISIDRYLAIVHPlryKRRRTPRRAKVLILViwVLALLLSLPP-LLFGW-----TLTVPEGNVTVCFIDF-PEDLS 146
                         170       180       190
                  ....*....|....*....|....*....|....*...
gi 564334610  221 HLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGSQ 258
Cdd:pfam00001 147 KPVSYTLLISVLGFLLPLLVILVCYTLIIRTLRKSASK 184
7tmA_OT_R cd15387
oxytocin receptor, member of the class A family of seven-transmembrane G protein-coupled ...
50-162 3.03e-05

oxytocin receptor, member of the class A family of seven-transmembrane G protein-coupled receptors; Oxytocin is a peptide of nine amino acids synthesized in the hypothalamus and is released from the posterior pituitary gland. Oxytocin plays an important role in sexual reproduction of both sexes and is structurally very similar to vasopressin. Although vasopressin and oxytocin differ only by two amino acids and stimulate the same cAMP/PKA pathway, they have divergent physiological functions. Vasopressin is involved in regulating blood pressure and the balance of water and sodium ions, whereas oxytocin plays an important role in the uterus during childbirth and in lactation.


Pssm-ID: 320509 [Multi-domain]  Cd Length: 297  Bit Score: 45.19  E-value: 3.03e-05
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNLA 129
Cdd:cd15387    1 KVEVTVLALILFLALTGNICVLLAIHTTRH------KHSRMYFFMKHLSIADLVVAVFQVLPQLIWDITF--RFYGPDFL 72
                         90       100       110
                 ....*....|....*....|....*....|...
gi 564334610 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15387   73 CRLVKYLQVVGMFASTYMLLLMSIDRCLAICQP 105
7tmA_V1aR cd15385
vasopressin receptor subtype 1A, member of the class A family of seven-transmembrane G ...
50-170 9.25e-05

vasopressin receptor subtype 1A, member of the class A family of seven-transmembrane G protein-coupled receptors; V1a-type receptor is a G(q/11)-coupled receptor that mediates blood vessel constriction. Vasopressin (also known as arginine vasopressin or anti-diuretic hormone) is synthesized in the hypothalamus and is released from the posterior pituitary gland. The actions of vasopressin are mediated by the interaction of this hormone with three receptor subtypes: V1aR, V1bR, and V2R. These subtypes are differ in localization, function, and signaling pathways. Activation of V1aR and V1bR stimulate phospholipase C, while activation of V2R stimulates adenylate cyclase. Although vasopressin and oxytocin differ only by two amino acids and stimulate the same cAMP/PKA pathway, they have divergent physiological functions. Vasopressin is involved in regulating blood pressure and the balance of water and sodium ions, whereas oxytocin plays an important role in the uterus during childbirth and in lactation.


Pssm-ID: 320507 [Multi-domain]  Cd Length: 301  Bit Score: 43.66  E-value: 9.25e-05
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNLA 129
Cdd:cd15385    1 KLEIAVLAVIFAVAVIGNSSVLLALYKTKK------KASRMHLFIKHLSLADLVVAFFQVLPQLCWDITY--RFYGPDFL 72
                         90       100       110       120
                 ....*....|....*....|....*....|....*....|..
gi 564334610 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGP-QGPQLPAR 170
Cdd:cd15385   73 CRIVKHLQVLGMFASTYMLVMMTADRYIAICHPlKTLQQPTK 114
7tmA_AKHR cd15382
adipokinetic hormone receptor, member of the class A family of seven-transmembrane G ...
56-162 4.46e-04

adipokinetic hormone receptor, member of the class A family of seven-transmembrane G protein-coupled receptors; Adipokinetic hormone (AKH) is a lipid-mobilizing hormone that is involved in control of insect metabolism. Generally, AKH behaves as a typical stress hormone by mobilizing lipids, carbohydrates and/or certain amino acids such as proline. Thus, it utilizes the body's energy reserves to fight the immediate stress problems and subdue processes that are less important. Although AKH is known to responsible for regulating the energy metabolism during insect flight, it is also found in insects that have lost its functional wings and predominantly walk for their locomotion. AKH is structurally related to the mammalian gonadotropin-releasing hormone (GnRH) and they share a common ancestor. Both GnRH and AKH receptors are members of the class A of the seven-transmembrane, G-protein coupled receptor (GPCR) superfamily.


Pssm-ID: 320504 [Multi-domain]  Cd Length: 298  Bit Score: 41.53  E-value: 4.46e-04
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  56 LGIILAASVAGNTTVLCRLCGSSSRpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWEL----LGdprpalGNLACR 131
Cdd:cd15382    7 YSVLFLIAAVGNLTVLLILLRNRRR-----KRSRVNILLMHLAIADLLVTFIMMPLEIGWAAtvawLA------GDFLCR 75
                         90       100       110
                 ....*....|....*....|....*....|.
gi 564334610 132 LSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15382   76 LMLFFRAFGLYLSSFVLVCISLDRYFAILKP 106
7tmA_GPR151 cd15002
G protein-coupled receptor 151, member of the class A family of seven-transmembrane G ...
54-257 1.68e-03

G protein-coupled receptor 151, member of the class A family of seven-transmembrane G protein-coupled receptors; G-protein coupled receptor 151 (GRP151) is an orphan receptor of unknown function. Its expression is conserved in habenular axonal projections of vertebrates and may be a promising novel target for psychiatric drug development. GPR151 shows high sequence similarity with galanin receptors (GALR). GPR151 is a member of the class A rhodopsin-like GPCRs, which represent a widespread protein family that includes the light-sensitive rhodopsin as well as receptors for biogenic amines, lipids, nucleotides, odorants, peptide hormones, and a variety of other ligands. All GPCRs have a common structural architecture comprising of seven-transmembrane (TM) alpha-helices interconnected by three extracellular and three intracellular loops. A general feature of GPCR signaling is agonist-induced conformational changes in the receptors, leading to activation of the heterotrimeric G proteins, which consist of the guanine nucleotide-binding G-alpha subunit and the dimeric G-beta-gamma subunits. The activated G proteins then bind to and activate numerous downstream effector proteins, which generate second messengers that mediate a broad range of cellular and physiological processes.


Pssm-ID: 320133 [Multi-domain]  Cd Length: 280  Bit Score: 39.70  E-value: 1.68e-03
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  54 VFLGIILAASVAGNTTVLCRLCGSSSRpwlgPKRRKMDFLLVQLAAADLYASG------GTALSQLAWellgdprpALGN 127
Cdd:cd15002    4 ILLGVICLLGFAGNLMVIGILLNNARK----GKPSLIDSLILNLSAADLLLLLfsvpfrAAAYSKGSW--------PLGW 71
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 128 LACRLSQLLQTSGRGASAHLVALIALERQLAVRGP--QGPQLPARALTTLSWLLALLLALP-PTFVVRweappSSTASAw 204
Cdd:cd15002   72 FVCKTADWFGHACMAAKSFTIAVLAKACYMYVVNPtkQVTIKQRRITAVVASIWVPACLLPlPQWLFR-----TVKQSE- 145
                        170       180       190       200       210
                 ....*....|....*....|....*....|....*....|....*....|...
gi 564334610 205 pGEHRCHDIFAPLPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLCVWWRRGS 257
Cdd:cd15002  146 -GVYLCILCIPPLAHEFMSAFVKLYPLFVFCLPLTFALFYFWRAYGQCQRRGT 197
7tmA_GnRHR_vertebrate cd15383
vertebrate gonadotropin-releasing hormone receptors, member of the class A family of ...
58-283 1.86e-03

vertebrate gonadotropin-releasing hormone receptors, member of the class A family of seven-transmembrane G protein-coupled receptors; GnRHR, also known as luteinizing hormone releasing hormone receptor (LHRHR), plays an central role in vertebrate reproductive function; its activation by binding to GnRH leads to the release of follicle stimulating hormone (FSH) and luteinizing hormone (LH) from the pituitary gland. GnRHR is expressed predominantly in the gonadotrope membrane of the anterior pituitary as well as found in numerous extrapituitary tissues including lymphocytes, breast, ovary, prostate, and cancer cell lines. There are at least two types of GnRH receptors, GnRHR1 and GnRHR2, which couple primarily to G proteins of the Gq/11 family. GnRHR is closely related to the adipokinetic hormone receptor (AKH), which binds to a lipid-mobilizing hormone that is involved in control of insect metabolism. They share a common ancestor and are members of the class A of the seven-transmembrane, G-protein coupled receptor (GPCR) superfamily.


Pssm-ID: 320505 [Multi-domain]  Cd Length: 295  Bit Score: 39.66  E-value: 1.86e-03
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  58 IILAASVAGNTTVLCRLCGSSsrpwlGPKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGDPRPalGNLACRLSQLLQ 137
Cdd:cd15383    9 VLFVLSACSNLAVLWSATRNR-----RRKLSHVRILILHLAAADLLVTFVVMPLDAAWNVTVQWYA--GDLACRLLMFLK 81
                         90       100       110       120       130       140       150       160
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610 138 TSGRGASAHLVALIALERQLAVRGPQG---PQLPARALTTLSWLLALLLALPPTFVVRweappssTASAWPGEH--RC-- 210
Cdd:cd15383   82 LFAMYSSAFVTVVISLDRHAAILNPLAigsARRRNRIMLCAAWGLSALLALPQLFLFH-------TVTATPPVNftQCat 154
                        170       180       190       200       210       220       230
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|...
gi 564334610 211 HDIFAplPRWHLQVYALYEAIVGFAAPVAILGVSCGHLLcvwWRRGSQASVAGMPWSASMARASLPSALPRAK 283
Cdd:cd15383  155 HGSFP--AHWQETLYNMFTFFCLFLLPLLIMIFCYTRIL---LEISRRMKEKKDSAKNEVALRSSSDNIPKAR 222
7tmA_Galanin_R-like cd14971
galanin receptor and related proteins, member of the class A family of seven-transmembrane G ...
50-162 5.46e-03

galanin receptor and related proteins, member of the class A family of seven-transmembrane G protein-coupled receptors; This subfamily includes G-protein coupled galanin receptors, kisspeptin receptor and allatostatin-A receptor (AstA-R) in insects. These receptors, which are members of the class A of seven transmembrane GPCRs, share a high degree of sequence homology among themselves. The galanin receptors bind galanin, a neuropeptide that is widely expressed in the brain, peripheral tissues, and endocrine glands. Galanin is implicated in numerous neurological and psychiatric diseases including Alzheimer's disease, eating disorders, and epilepsy, among many others. KiSS1-derived peptide receptor (also known as GPR54 or kisspeptin receptor) binds the peptide hormone kisspeptin (metastin), which encoded by the metastasis suppressor gene (KISS1) expressed in various endocrine and reproductive tissues. AstA-R is a G-protein coupled receptor that binds allatostatin A. Three distinct types of allatostatin have been identified in the insects and crustaceans: AstA, AstB, and AstC. They both inhibit the biosynthesis of juvenile hormone and exert an inhibitory influence on food intake. Therefore, allatostatins are considered as potential targets for insect control.


Pssm-ID: 320102 [Multi-domain]  Cd Length: 281  Bit Score: 38.22  E-value: 5.46e-03
                         10        20        30        40        50        60        70        80
                 ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 564334610  50 RIHLVFLGIILAASVAGNTTVLCRLCGSssrpwlGPKRRKMDFLLVQLAAADL-YASGGTALSQLAWELlgdPRPALGNL 128
Cdd:cd14971    1 WIVPLFFALIFLLGLVGNSLVILVVARN------KPMRSTTNLFILNLAVADLtFLLFCVPFTATIYPL---PGWVFGDF 71
                         90       100       110
                 ....*....|....*....|....*....|....
gi 564334610 129 ACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd14971   72 MCKFVHYFQQVSMHASIFTLVAMSLDRFLAVVYP 105
 
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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