RP9

RP9
Identifiers
Aliases RP9, PAP-1, PAP1, retinitis pigmentosa 9 (autosomal dominant)
External IDs MGI: 2157166 HomoloGene: 10290 GeneCards: RP9
RNA expression pattern
More reference expression data
Orthologs
Species Human Mouse
Entrez

6100

55934

Ensembl

ENSG00000164610

ENSMUSG00000032239

UniProt

Q8TA86

P97762

RefSeq (mRNA)

NM_203288

NM_018739

RefSeq (protein)

NP_976033.1

NP_061209.1

Location (UCSC) Chr 7: 33.09 – 33.11 Mb Chr 9: 22.45 – 22.47 Mb
PubMed search [1] [2]
Wikidata
View/Edit HumanView/Edit Mouse

Retinitis pigmentosa 9 (autosomal dominant), also known as RP9 or PAP-1, is a protein which in humans is encoded by the RP9 gene.[3]

Function

The removal of introns from nuclear pre-mRNAs occurs on a complex called a spliceosome, which is made up of 4 small nuclear ribonucleoprotein (snRNP) particles and an undefined number of transiently associated splicing factors. The exact role of PAP-1 in splicing is not fully understood, but it is thought that PAP-1 localizes in nuclear speckles containing the splicing factor SC35 and interacts directly with another splicing factor, U2AF35.[4]

Clinical significance

Mutations in PAP1 underlie autosomal dominant retinitis pigmentosa mapped to the RP9 gene locus.[5]

Interactions

RP9 has been shown to interact with U2 small nuclear RNA auxiliary factor 1.[4]

References

  1. "Human PubMed Reference:".
  2. "Mouse PubMed Reference:".
  3. "Entrez Gene: RP9 retinitis pigmentosa 9 (autosomal dominant)".
  4. 1 2 Maita H, Kitaura H, Keen TJ, Inglehearn CF, Ariga H, Iguchi-Ariga SM (November 2004). "PAP-1, the mutated gene underlying the RP9 form of dominant retinitis pigmentosa, is a splicing factor". Exp. Cell Res. 300 (2): 283–96. doi:10.1016/j.yexcr.2004.07.029. PMID 15474994.
  5. Keen TJ, Hims MM, McKie AB, Moore AT, Doran RM, Mackey DA, Mansfield DC, Mueller RF, Bhattacharya SS, Bird AC, Markham AF, Inglehearn CF (April 2002). "Mutations in a protein target of the Pim-1 kinase associated with the RP9 form of autosomal dominant retinitis pigmentosa". Eur. J. Hum. Genet. 10 (4): 245–9. doi:10.1038/sj.ejhg.5200797. PMID 12032732.

Further reading


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