Biology:RP2 (gene)

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Short description: Protein-coding gene in the species Homo sapiens


A representation of the 3D structure of the protein myoglobin showing turquoise α-helices.
Generic protein structure example

Protein XRP2 is a protein that in humans is encoded by the RP2 gene.[1][2][3]

Function

The RP2 locus has been implicated as one cause of X-linked retinitis pigmentosa. The predicted gene product shows homology with human cofactor C, a protein involved in the ultimate step of beta-tubulin folding. Progressive retinal degeneration may therefore be due to the accumulation of incorrectly-folded photoreceptor or neuron-specific tubulin isoforms, followed by progressive cell death.[3] The RP2 protein is also involved in regulating the function and extension of the outer segment of cone photoreceptors in mice.[4][5]

References

  1. "Close genetic linkage between X-linked retinitis pigmentosa and a restriction fragment length polymorphism identified by recombinant DNA probe L1.28". Nature 309 (5965): 253–5. Jun 1984. doi:10.1038/309253a0. PMID 6325945. Bibcode1984Natur.309..253B. 
  2. "Positional cloning of the gene for X-linked retinitis pigmentosa 2". Nat Genet 19 (4): 327–332. Sep 1998. doi:10.1038/1214. PMID 9697692. 
  3. 3.0 3.1 "Entrez Gene: RP2 retinitis pigmentosa 2 (X-linked recessive)". https://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene&Cmd=ShowDetailView&TermToSearch=6102. 
  4. "Loss of Retinitis Pigmentosa 2 (RP2) protein predominantly affects cone photoreceptor sensory cilium elongation in mice". Cytoskeleton 72 (9): 447–54. Sep 2015. doi:10.1002/cm.21255. PMID 26383048. 
  5. "Ablation of the X-linked retinitis pigmentosa 2 (Rp2) gene in mice results in opsin mislocalization and photoreceptor degeneration". Invest Ophthalmol Vis Sci 54 (7): 4503–11. 2013. doi:10.1167/iovs.13-12140. PMID 23745007. 

Further reading