Gene Information
Gene NameGNAT2
OrganismHomo sapiens (Human)
Gene Length354
Protein NamesGuanine nucleotide-binding protein G(t) subunit alpha-2 (Transducin alpha-2 chain)
Target NameNA
Target TypeNA
Gene Age1488 ( ENSG00000134183 )
Evolutionary StageEukaryota
AlphaFoldDBP19087
Gene CardGNAT2
Uniprot IDP19087
PfamPF00503
In ASDno
Allosteric Predictionno (-0.047068897)
Ortholog in AnimalsAlpaca_ GNAT2 ( ortholog_one2one )
Dog_ GNAT2 ( ortholog_one2one )
Macaque_ GNAT2 ( ortholog_one2one )
Mouse_ Gnat2 ( ortholog_one2one )
Pig_ GNAT2 ( ortholog_one2one )
Rat_ Gnat2 ( ortholog_one2one )
Rabbit_ GNAT2 ( ortholog_one2one )
OhnologsGNAT1
ParalogsGNAZ, GNAT1, GNAL, GNA13, GNA12, GNAI2, GNAO1, GNAI3, GNAI1, GNA15, GNA11, GNAT3, GNAS, GNA14, GNAQ
TissueNA
Tissue SpecificityRetinal rod outer segment.
Pharmacological Animal ModelsNULL(Chimpanzee);NULL(Mouse);0.002590(Rat);0.08(Rabbit)
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 6N84  (X-ray  1.75A  6N85  (X-ray  2.50A 
DBSNP rs3738766  rs41280330  rs1799940 
Subcellular location [CC]Cell projection, cilium, photoreceptor outer segment {ECO:0000250|UniProtKB:P50149}. Photoreceptor inner segment {ECO:0000250|UniProtKB:P50149}. Note=Localizes mainly in the outer segment in the dark-adapted state, whereas is translocated to the inner part of the photoreceptors in the light-adapted state. During dark-adapted conditions, in the presence of UNC119 mislocalizes from the outer segment to the inner part of rod photoreceptors which leads to decreased photoreceptor damage caused by light. {ECO:0000250|UniProtKB:P50149}.
Mouse PG classificationHPG
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