GNGT1

Guanine nucleotide-binding protein G(T) subunit gamma-T1 is a protein that in humans is encoded by the GNGT1 gene.[5][6] Either GNGT1 or GNGT2 is the gamma subunit (Gγ) of the Gβγ part of transducin (written G(T) or Gt), a heterotrimeric G-protein naturally expressed in vertebrate retina rod and cone cells. GNGT1 only occurs in rod cells, and GNGT2 only occurs in cone cells, with a different alpha (Gα) subunit.[7][8]

GNGT1
Identifiers
AliasesGNGT1, GNG1, G protein subunit gamma transducin 1, HG3G1
External IDsOMIM: 189970; MGI: 109165; HomoloGene: 7738; GeneCards: GNGT1; OMA:GNGT1 - orthologs
Orthologs
SpeciesHumanMouse
Entrez

2792

14699

Ensembl

ENSG00000127928

ENSMUSG00000029663

UniProt

P63211

Q61012

RefSeq (mRNA)

NM_021955
NM_001329426

NM_010314

RefSeq (protein)

NP_001316355
NP_068774

NP_034444

Location (UCSC)Chr 7: 93.59 – 93.91 MbChr 6: 3.99 – 4 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

References

  1. GRCh38: Ensembl release 89: ENSG00000127928 Ensembl, May 2017
  2. GRCm38: Ensembl release 89: ENSMUSG00000029663 Ensembl, May 2017
  3. "Human PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  4. "Mouse PubMed Reference:". National Center for Biotechnology Information, U.S. National Library of Medicine.
  5. Scherer SW, Feinstein DS, Oliveira L, Tsui LC, Pittler SJ (Sep 1996). "Gene structure and chromosome localization to 7q21.3 of the human rod photoreceptor transducin gamma-subunit gene (GNGT1)". Genomics. 35 (1): 241–3. doi:10.1006/geno.1996.0346. PMID 8661128.
  6. "Entrez Gene: GNGT1 guanine nucleotide binding protein (G protein), gamma transducing activity polypeptide 1".
  7. Lagman D, Sundström G, Ocampo Daza D, Abalo XM, Larhammar D (2012). "Expansion of transducin subunit gene families in early vertebrate tetraploidizations". Genomics. 100 (4): 203–211. doi:10.1016/j.ygeno.2012.07.005. PMID 22814267.
  8. Lerea CL, Somers DE, Hurley JB, Klock IB, Bunt-Milam AH (October 1986). "Identification of specific transducin alpha subunits in retinal rod and cone photoreceptors". Science. 234 (4772): 77–80. Bibcode:1986Sci...234...77L. doi:10.1126/science.3529395. PMID 3529395.

Further reading

  • Overview of all the structural information available in the PDB for UniProt: P02698 (Bovine Guanine nucleotide-binding protein G(T) subunit gamma-T1) at the PDBe-KB.


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