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Protein Ontology
Last uploaded:
November 12, 2025
| Id | http://purl.obolibrary.org/obo/PR_000001094
http://purl.obolibrary.org/obo/PR_000001094
|
|---|---|
| Preferred Name | rhodopsin-like G-protein coupled receptor |
| Definitions |
Category=family. Classification based on GRAFS system. [PMID:12761335]
A G-protein coupled receptor that contains the 7 transmembrane receptor (rhodopsin family) domain (Pfam:PF00001), which includes 7 transmembrane helices (TMI-TM7) with 3 intracellular loops (IL1-IL3) and 3 extracellular loops (EL1-EL3) between the helices. The amino-terminal region is extracellular and the carboxyl-terminal region is intracellular. Rhodopsin-like G-protein coupled receptors (GPCRs) are unique among the several classes of GPCRs in that most have a very short amino-terminal segment and several characteristic sequence motifs, particularly NSxxNPxxY in TM7 and D/E-R-Y/F between TM3 and loop IL2. Most bind their ligands within a cavity between the TM regions.
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| Synonyms |
fam:rhodopsin
class 1 G-protein coupled receptor
class A G-protein coupled receptor
|
| Type | http://www.w3.org/2002/07/owl#Class |
All Properties
| definition | A G-protein coupled receptor that contains the 7 transmembrane receptor (rhodopsin family) domain (Pfam:PF00001), which includes 7 transmembrane helices (TMI-TM7) with 3 intracellular loops (IL1-IL3) and 3 extracellular loops (EL1-EL3) between the helices. The amino-terminal region is extracellular and the carboxyl-terminal region is intracellular. Rhodopsin-like G-protein coupled receptors (GPCRs) are unique among the several classes of GPCRs in that most have a very short amino-terminal segment and several characteristic sequence motifs, particularly NSxxNPxxY in TM7 and D/E-R-Y/F between TM3 and loop IL2. Most bind their ligands within a cavity between the TM regions. |
|---|---|
| prefLabel | rhodopsin-like G-protein coupled receptor
|
| label | rhodopsin-like G-protein coupled receptor
|
| comment | Category=family. Classification based on GRAFS system. [PMID:12761335]
|
| has_exact_synonym |
fam:rhodopsin
class 1 G-protein coupled receptor
class A G-protein coupled receptor
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| has_obo_namespace | protein
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| type | |
| id | PR:000001094
|
| notation | PR:000001094
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| database_cross_reference |
PIRSF:PIRSF800006
IUPHAR:GPCRListForward?class=A
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| treeView | |
| subClassOf |
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