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From Wikipedia, the free encyclopedia

HNRNPAB
Available structures
PDBOrtholog search: PDBe RCSB
Identifiers
AliasesHNRNPAB, ABBP1, HNRPAB, heterogeneous nuclear ribonucleoprotein A/B
External IDsOMIM: 602688 MGI: 1330294 HomoloGene: 74950 GeneCards: HNRNPAB
Orthologs
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

NM_031266
NM_004499

NM_001048061
NM_010448

RefSeq (protein)

NP_004490
NP_112556

NP_001041526
NP_034578

Location (UCSC)Chr 5: 178.2 – 178.21 MbChr 11: 51.49 – 51.5 Mb
PubMed search[3][4]
Wikidata
View/Edit HumanView/Edit Mouse

Heterogeneous nuclear ribonucleoprotein A/B, also known as HNRNPAB, is a protein which in humans is encoded by the HNRNPAB gene.[5] Although this gene is named HNRNPAB in reference to its first cloning as an RNA binding protein with similarity to HNRNP A and HNRNP B,[6] it is not a member of the HNRNP A/B subfamily of HNRNPs, but groups together closely with HNRNPD/AUF1 and HNRNPDL.[7][8]

Function

This gene belongs to the subfamily of ubiquitously expressed heterogeneous nuclear ribonucleoproteins (hnRNPs). The hnRNPs are produced by RNA polymerase II and are components of the heterogeneous nuclear RNA (hnRNA) complexes. They are associated with pre-mRNAs in the nucleus and appear to influence pre-mRNA processing and other aspects of mRNA metabolism and transport. While all of the hnRNPs are present in the nucleus, some seem to shuttle between the nucleus and the cytoplasm. The hnRNP proteins have distinct nucleic acid binding properties. The protein encoded by this gene, which binds to one of the components of the multiprotein editosome complex, has two repeats of quasi-RRM (RNA recognition motif) domains that bind to RNAs. Two alternatively spliced transcript variants encoding different isoforms have been described for this gene.[5]

Interactions

HNRNPAB has been shown to interact with TP63.[9]

References

  1. ^ a b c GRCh38: Ensembl release 89: ENSG00000197451 - Ensembl, May 2017
  2. ^ a b c GRCm38: Ensembl release 89: ENSMUSG00000020358 - 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. ^ a b "HNRNPAB heterogeneous nuclear ribonucleoprotein A/B [ Homo sapiens (human) ]".
  6. ^ Khan FA, Jaiswal AK, Szer W (September 1991). "Cloning and sequence analysis of a human type A/B hnRNP protein". FEBS Letters. 290 (1–2): 159–61. doi:10.1016/0014-5793(91)81249-8. PMID 1717314. S2CID 11348906.
  7. ^ Akindahunsi AA, Bandiera A, Manzini G (February 2005). "Vertebrate 2xRBD hnRNP proteins: a comparative analysis of genome, mRNA and protein sequences". Computational Biology and Chemistry. 29 (1): 13–23. doi:10.1016/j.compbiolchem.2004.11.002. PMID 15680582.
  8. ^ Czaplinski K, Köcher T, Schelder M, Segref A, Wilm M, Mattaj IW (April 2005). "Identification of 40LoVe, a Xenopus hnRNP D family protein involved in localizing a TGF-beta-related mRNA during oogenesis". Developmental Cell. 8 (4): 505–15. doi:10.1016/j.devcel.2005.01.012. PMID 15809033.
  9. ^ Fomenkov A, Huang YP, Topaloglu O, Brechman A, Osada M, Fomenkova T, et al. (June 2003). "P63 alpha mutations lead to aberrant splicing of keratinocyte growth factor receptor in the Hay-Wells syndrome". The Journal of Biological Chemistry. 278 (26): 23906–14. doi:10.1074/jbc.M300746200. PMID 12692135.

Further reading


This page was last edited on 1 April 2024, at 16:39
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