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Conserved domains on  [gi|1958751962|ref|XP_038958750|]
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probable G-protein coupled receptor 150 isoform X2 [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 ...
50-223 5.60e-68

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: 213.90  E-value: 5.60e-68
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSRPwlgpkrRKMDFLLVQLAAADLYASGGTALSQLAWELLGDpRPALGNLA 129
Cdd:cd15198     1 RTRLIFLGVILVAGVAGNTTVLCWLCGGRRRK------SRMNFLLLQLALADLLVIGGTALSQIIWELLGD-RWMAGDVA 73
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGPQGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSStASAWPGEHR 209
Cdd:cd15198    74 CRLLKLLQASARGASANLVVLLALDRHQAIRAPLGQPLRAWKLAALGWLLALLLALPQAYVFRVDFPDDP-ASAWPGHTL 152
                         170
                  ....*....|....
gi 1958751962 210 CHDIFAPLPRWHLQ 223
Cdd:cd15198   153 CRGIFAPLPRWHLQ 166
 
Name Accession Description Interval E-value
7tmA_GPR150 cd15198
G protein-coupled receptor 150, member of the class A family of seven-transmembrane G ...
50-223 5.60e-68

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: 213.90  E-value: 5.60e-68
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSRPwlgpkrRKMDFLLVQLAAADLYASGGTALSQLAWELLGDpRPALGNLA 129
Cdd:cd15198     1 RTRLIFLGVILVAGVAGNTTVLCWLCGGRRRK------SRMNFLLLQLALADLLVIGGTALSQIIWELLGD-RWMAGDVA 73
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGPQGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSStASAWPGEHR 209
Cdd:cd15198    74 CRLLKLLQASARGASANLVVLLALDRHQAIRAPLGQPLRAWKLAALGWLLALLLALPQAYVFRVDFPDDP-ASAWPGHTL 152
                         170
                  ....*....|....
gi 1958751962 210 CHDIFAPLPRWHLQ 223
Cdd:cd15198   153 CRGIFAPLPRWHLQ 166
 
Name Accession Description Interval E-value
7tmA_GPR150 cd15198
G protein-coupled receptor 150, member of the class A family of seven-transmembrane G ...
50-223 5.60e-68

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: 213.90  E-value: 5.60e-68
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSRPwlgpkrRKMDFLLVQLAAADLYASGGTALSQLAWELLGDpRPALGNLA 129
Cdd:cd15198     1 RTRLIFLGVILVAGVAGNTTVLCWLCGGRRRK------SRMNFLLLQLALADLLVIGGTALSQIIWELLGD-RWMAGDVA 73
                          90       100       110       120       130       140       150       160
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGPQGPQLPARALTTLSWLLALLLALPPTFVVRWEAPPSStASAWPGEHR 209
Cdd:cd15198    74 CRLLKLLQASARGASANLVVLLALDRHQAIRAPLGQPLRAWKLAALGWLLALLLALPQAYVFRVDFPDDP-ASAWPGHTL 152
                         170
                  ....*....|....
gi 1958751962 210 CHDIFAPLPRWHLQ 223
Cdd:cd15198   153 CRGIFAPLPRWHLQ 166
7tmA_Vasopressin-like cd14986
vasopressin receptors and its related G protein-coupled receptors, member of the class A ...
50-162 4.92e-10

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: 59.31  E-value: 4.92e-10
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLcgsssrpWLGPKRRK-MDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNL 128
Cdd:cd14986     1 VSRVAVLGVLFVFTLVGNGLVILVL-------RRKRKKRSrVNIFILNLAIADLVVAFFTVLTQIIWEATG--EWVAGDV 71
                          90       100       110
                  ....*....|....*....|....*....|....
gi 1958751962 129 ACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd14986    72 LCRIVKYLQVVGLFASTYILVSMSLDRYQAIVKP 105
7tm_classA_rhodopsin-like cd00637
rhodopsin receptor-like class A family of the seven-transmembrane G protein-coupled receptor ...
53-162 4.80e-09

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: 56.14  E-value: 4.80e-09
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  53 LVFLGIILAASVAGNTTVLCRLCGSSSRpwlgpkRRKMDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNLACRL 132
Cdd:cd00637     2 AVLYILIFVVGLVGNLLVILVILRNRRL------RTVTNYFILNLAVADLLVGLLVIPFSLVSLLLG--RWWFGDALCKL 73
                          90       100       110
                  ....*....|....*....|....*....|
gi 1958751962 133 SQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd00637    74 LGFLQSVSLLASILTLTAISVDRYLAIVHP 103
7tmA_Vasopressin_Oxytocin cd15196
vasopressin and oxytocin receptors, member of the class A family of seven-transmembrane G ...
50-162 4.08e-08

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: 53.39  E-value: 4.08e-08
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCgsssrpWLGPKRRKMDFLLVQLAAADLYASGGTALSQLAWEL----LGdprpal 125
Cdd:cd15196     1 KVEIAVLATILVLALFGNSCVLLVLY------RRRRKLSRMHLFILHLSVADLLVALFNVLPQLIWDItyrfYG------ 68
                          90       100       110
                  ....*....|....*....|....*....|....*..
gi 1958751962 126 GNLACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15196    69 GDLLCRLVKYLQVVGMYASSYVLVATAIDRYIAICHP 105
7tmA_GnRHR-like cd15195
gonadotropin-releasing hormone and adipokinetic hormone receptors, member of the class A ...
56-162 9.00e-08

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: 52.40  E-value: 9.00e-08
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  56 LGIILAASVAGNTTVLCRLCGSSSRpwlgpkRRKMDFLLVQLAAADLYASGGTALSQLAW----ELLGdprpalGNLACR 131
Cdd:cd15195     7 TWVLFVISAAGNLTVLIQLFRRRRA------KSHIQILIMHLALADLMVTFFNMPMDAVWnytvEWLA------GDLMCR 74
                          90       100       110
                  ....*....|....*....|....*....|.
gi 1958751962 132 LSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15195    75 VMMFLKQFGMYLSSFMLVVIALDRVFAILSP 105
7tmA_NPSR cd15197
neuropeptide S receptor, member of the class A family of seven-transmembrane G protein-coupled ...
51-162 2.95e-07

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: 50.89  E-value: 2.95e-07
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  51 IHLVFLGIILAASVAGNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGDPRPalGNLAC 130
Cdd:cd15197     2 EQLATLWVLFVFIVVGNSSVLFALWMRKA------KKSRMNFFITQLAIADLCVGLINVLTDIIWRITVEWRA--GDFAC 73
                          90       100       110
                  ....*....|....*....|....*....|..
gi 1958751962 131 RLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15197    74 KVIRYLQVVVTYASTYVLVALSIDRYDAICHP 105
7tmA_GnRHR_invertebrate cd15384
invertebrate gonadotropin-releasing hormone receptors, member of the class A family of ...
51-171 4.58e-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: 47.43  E-value: 4.58e-06
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  51 IHLVFLGIILAASVAGNTTVLCrlcgSSSRpwLGPKRRKMDFLLVQLAAADLYASGGTALSQLAW----ELLGdprpalG 126
Cdd:cd15384     2 LKIVVLAVMFVISFIGNLLTII----QIYR--LRRSRRTIYSLLLHLAIADLLVTFFCIPSEAIWaytvAWLA------G 69
                          90       100       110       120
                  ....*....|....*....|....*....|....*....|....*.
gi 1958751962 127 NLACRLSQLLQTSGRGASAHLVALIALERQLAVRGP-QGPQLPARA 171
Cdd:cd15384    70 NTMCKLVKYLQVFGLYLSTYITVLISLDRCVAILYPmKRNQAPERV 115
7tmA_OT_R cd15387
oxytocin receptor, member of the class A family of seven-transmembrane G protein-coupled ...
50-162 1.04e-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: 46.35  E-value: 1.04e-05
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNLA 129
Cdd:cd15387     1 KVEVTVLALILFLALTGNICVLLAIHTTRH------KHSRMYFFMKHLSIADLVVAVFQVLPQLIWDITF--RFYGPDFL 72
                          90       100       110
                  ....*....|....*....|....*....|...
gi 1958751962 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 3.17e-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: 44.81  E-value: 3.17e-05
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGSSSrpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGdpRPALGNLA 129
Cdd:cd15385     1 KLEIAVLAVIFAVAVIGNSSVLLALYKTKK------KASRMHLFIKHLSLADLVVAFFQVLPQLCWDITY--RFYGPDFL 72
                          90       100       110       120
                  ....*....|....*....|....*....|....*....|..
gi 1958751962 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 1.52e-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: 42.68  E-value: 1.52e-04
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  56 LGIILAASVAGNTTVLCRLCGSSSRpwlgpKRRKMDFLLVQLAAADLYASGGTALSQLAWEL----LGdprpalGNLACR 131
Cdd:cd15382     7 YSVLFLIAAVGNLTVLLILLRNRRR-----KRSRVNILLMHLAIADLLVTFIMMPLEIGWAAtvawLA------GDFLCR 75
                          90       100       110
                  ....*....|....*....|....*....|.
gi 1958751962 132 LSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15382    76 LMLFFRAFGLYLSSFVLVCISLDRYFAILKP 106
7tmA_V1bR cd15386
vasopressin receptor subtype 1B, member of the class A family of seven-transmembrane G ...
50-190 2.23e-04

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: 42.09  E-value: 2.23e-04
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGsssrpwLGPKRRKMDFLLVQLAAADLYASGGTALSQLAWELlgDPRPALGNLA 129
Cdd:cd15386     1 KVEIGVLAAILVVATAGNLAVLLAMYR------MRRKMSRMHLFVLHLALTDLVVALFQVLPQLIWEI--TYRFQGPDLL 72
                          90       100       110       120       130       140
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*
gi 1958751962 130 CRLSQLLQTSGRGASAHLVALIALERQLAVRGP----QGPQLPARALTTLSWLLALLLALPPTFV 190
Cdd:cd15386    73 CRAVKYLQVLSMFASTYMLIMMTVDRYIAVCHPlrtlQQPSRQAYLMIGATWLLSCILSLPQVFI 137
7tmA_GnRHR_vertebrate cd15383
vertebrate gonadotropin-releasing hormone receptors, member of the class A family of ...
58-162 1.41e-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: 1.41e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  58 IILAASVAGNTTVLCRLCGSSsrpwlGPKRRKMDFLLVQLAAADLYASGGTALSQLAWELLGDPRPalGNLACRLSQLLQ 137
Cdd:cd15383     9 VLFVLSACSNLAVLWSATRNR-----RRKLSHVRILILHLAAADLLVTFVVMPLDAAWNVTVQWYA--GDLACRLLMFLK 81
                          90       100
                  ....*....|....*....|....*
gi 1958751962 138 TSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15383    82 LFAMYSSAFVTVVISLDRHAAILNP 106
7tmA_Galanin_R-like cd14971
galanin receptor and related proteins, member of the class A family of seven-transmembrane G ...
50-162 1.63e-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: 39.37  E-value: 1.63e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLCGSssrpwlGPKRRKMDFLLVQLAAADL-YASGGTALSQLAWELlgdPRPALGNL 128
Cdd:cd14971     1 WIVPLFFALIFLLGLVGNSLVILVVARN------KPMRSTTNLFILNLAVADLtFLLFCVPFTATIYPL---PGWVFGDF 71
                          90       100       110
                  ....*....|....*....|....*....|....
gi 1958751962 129 ACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd14971    72 MCKFVHYFQQVSMHASIFTLVAMSLDRFLAVVYP 105
7tmA_V2R cd15388
vasopressin receptor 2, member of the class A family of seven-transmembrane G protein-coupled ...
50-162 3.81e-03

vasopressin receptor 2, member of the class A family of seven-transmembrane G protein-coupled receptors; The vasopressin type 2 receptor (V2R) is a G(s)-coupled receptor that controls balance of water and sodium ion by regulating their reabsorption in the renal collecting duct. Mutations of V2R is responsible for nephrogenic diabetes insipidus. 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: 320510 [Multi-domain]  Cd Length: 295  Bit Score: 38.22  E-value: 3.81e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  50 RIHLVFLGIILAASVAGNTTVLCRLcgsssrpWlgpKRRK----MDFLLVQLAAADLYASGGTALSQLAWELLGdpRPAL 125
Cdd:cd15388     1 QVEIAVLAIIFACALLSNSLVLLVL-------W---RRRKqlarMHVFMLHLCIADLVVAFFQVLPQLVWDITD--RFRG 68
                          90       100       110
                  ....*....|....*....|....*....|....*..
gi 1958751962 126 GNLACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15388    69 PDVLCRLVKYLQVVGMFASSYMIVAMTFDRHQAICRP 105
7tmA_GPR119_R_insulinotropic_receptor cd15104
G protein-coupled receptor 119, also called glucose-dependent insulinotropic receptor, member ...
51-162 6.23e-03

G protein-coupled receptor 119, also called glucose-dependent insulinotropic receptor, member of the class A family of seven-transmembrane G protein-coupled receptors; GPR119 is activated by oleoylethanolamide (OEA), a naturally occurring bioactive lipid with hypophagic and anti-obesity effects. Immunohistochemistry and double-immunofluorescence studies revealed the predominant GPR119 localization in pancreatic polypeptide (PP)-cells of islets. In addition, GPR119 expression is elevated in islets of obese hyperglycemic mice as compared to control islets, suggesting a possible involvement of this receptor in the development of obesity and diabetes. GPR119 has a significant sequence similarity with the members of the endothelial differentiation gene family. 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: 320232 [Multi-domain]  Cd Length: 283  Bit Score: 37.74  E-value: 6.23e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  51 IHLVFLGIILAAS--VAGNTTVLCRLcgsssrpwlgpKRRKMDFLLVQLAAAD----LYASGGTALsqlawELLGDPRPA 124
Cdd:cd15104     5 ILAVLSPLIITGNllVIVALLKLIRK-----------KDTKSNCFLLNLAIADflvgLAIPGLATD-----ELLSDGENT 68
                          90       100       110
                  ....*....|....*....|....*....|....*...
gi 1958751962 125 lGNLACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15104    69 -QKVLCLLRMCFVITSCAASVLSLAAIAFDRYLALKQP 105
7tmA_GPR151 cd15002
G protein-coupled receptor 151, member of the class A family of seven-transmembrane G ...
54-162 6.54e-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: 37.39  E-value: 6.54e-03
                          10        20        30        40        50        60        70        80
                  ....*....|....*....|....*....|....*....|....*....|....*....|....*....|....*....|
gi 1958751962  54 VFLGIILAASVAGNTTVLCRLCGSSSRpwlgPKRRKMDFLLVQLAAADLYASG------GTALSQLAWellgdprpALGN 127
Cdd:cd15002     4 ILLGVICLLGFAGNLMVIGILLNNARK----GKPSLIDSLILNLSAADLLLLLfsvpfrAAAYSKGSW--------PLGW 71
                          90       100       110
                  ....*....|....*....|....*....|....*
gi 1958751962 128 LACRLSQLLQTSGRGASAHLVALIALERQLAVRGP 162
Cdd:cd15002    72 FVCKTADWFGHACMAAKSFTIAVLAKACYMYVVNP 106
 
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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