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Olfactory receptors interact with odorant molecules in the nose, to initiate a neuronal response that triggers the perception of a smell. The olfactory receptor proteins are members of a large family of G-protein-coupled receptors (GPCR) arising from single coding-exon genes. Olfactory receptors share a 7-transmembrane domain structure with many neurotransmitter and hormone receptors and are responsible for the recognition and G protein-mediated transduction of odorant signals. The olfactory receptor gene family is the largest in the genome. The nomenclature assigned to the olfactory receptor genes and proteins for this organism is independent of other organisms. [provided by RefSeq, Jul 2008]
OR5A2 (Olfactory Receptor Family 5 Subfamily A Member 2) is a Protein Coding gene. Among its related pathways are Olfactory transduction and Signaling by GPCR. Gene Ontology (GO) annotations related to this gene include G protein-coupled receptor activity and odorant binding. An important paralog of this gene is OR5A1.
GO ID | Qualified GO term | Evidence | PubMed IDs |
---|---|---|---|
GO:0004930 | G protein-coupled receptor activity | IEA | -- |
GO:0004984 | olfactory receptor activity | IBA | 21873635 |
GO:0005549 | odorant binding | IBA | 21873635 |
GO ID | Qualified GO term | Evidence | PubMed IDs |
---|---|---|---|
GO:0005886 | plasma membrane | TAS | -- |
GO:0016020 | membrane | IEA | -- |
GO:0016021 | integral component of membrane | IEA | -- |
SuperPathway | Contained pathways | ||
---|---|---|---|
1 | Signaling by GPCR | ||
2 | Olfactory transduction |
GO ID | Qualified GO term | Evidence | PubMed IDs |
---|---|---|---|
GO:0007165 | signal transduction | IEA | -- |
GO:0007186 | G protein-coupled receptor signaling pathway | IBA | 21873635 |
GO:0007608 | sensory perception of smell | IBA | 21873635 |
GO:0050896 | response to stimulus | IEA | -- |
GO:0050911 | detection of chemical stimulus involved in sensory perception of smell | IEA | -- |
This gene was present in the common ancestor of chordates.
Organism | Taxonomy | Gene | Similarity | Type | Details |
---|---|---|---|---|---|
chimpanzee (Pan troglodytes) |
Mammalia | LOC466611 32 |
|
||
OR5A2 33 |
|
OneToOne | |||
dog (Canis familiaris) |
Mammalia | LOC483455 32 |
|
||
-- 33 |
|
OneToMany | |||
-- 33 |
|
OneToMany | |||
rat (Rattus norvegicus) |
Mammalia | Olr332 32 |
|
||
oppossum (Monodelphis domestica) |
Mammalia | OR5A2 33 |
|
OneToOne | |
platypus (Ornithorhynchus anatinus) |
Mammalia | -- 33 |
|
OneToMany | |
-- 33 |
|
OneToMany | |||
mouse (Mus musculus) |
Mammalia | Olfr1441 33 |
|
ManyToMany | |
Or5a21 49 Olfr1438 |
|
|
|||
cow (Bos Taurus) |
Mammalia | -- 33 |
|
ManyToMany | |
tropical clawed frog (Silurana tropicalis) |
Amphibia | LOC100491961 32 |
|
SNP ID | Clin | Chr 11 pos | Variation | AA Info | Type |
---|---|---|---|---|---|
rs1000087784 | -- | 59,422,847(-) | T/G | coding_sequence_variant, missense_variant | |
rs1000816131 | -- | 59,424,433(-) | AAAA/AAA | upstream_transcript_variant | |
rs1001186228 | -- | 59,424,783(-) | C/T | upstream_transcript_variant | |
rs1001384879 | -- | 59,421,680(-) | T/G | downstream_transcript_variant | |
rs1001964831 | -- | 59,424,008(-) | G/A | upstream_transcript_variant |
Variant ID | Type | Subtype | PubMed ID |
---|---|---|---|
nsv1050013 | CNV | gain | 25217958 |
No disorders were found for OR5A2 Gene.