RBM3

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An Error has occurred retrieving Wikidata item for infobox Putative RNA-binding protein 3 is a protein that in humans is encoded by the RBM3 gene.[1][2]

Function

This gene is a member of the glycine-rich RNA-binding protein family and encodes a protein with one RNA recognition motif (RRM) domain. Expression of this gene is induced by cold shock and low oxygen tension. A pseudogene exists on chromosome 1. Alternate transcriptional splice variants, encoding different isoforms, have been characterized.[2] RBM3 contains a poison exon whose inclusion is lowered during hypothermia.[3] RBM3 is cold-induced RNA binding protein and is involved in mRNA biogenesis exerts anti-apoptotic effects.[4] According to antibody-based profiling and transcriptomics analysis, RBM3 protein is present in all analysed human tissues[5] and based on confocal microscopy mainly localised to the nucleoplasm.[6]

Clinical significance

RBM3 is a proto-oncogene that is associated with tumor progression and metastasis and is a potential cancer biomarker.[4] Based on patient survival data, high levels of RBM3 protein in tumor cells is a favourable prognostic biomarker in colorectal cancer.[7]

References

  1. Derry JM, Kerns JA, Francke U (December 1995). "RBM3, a novel human gene in Xp11.23 with a putative RNA-binding domain". Human Molecular Genetics. 4 (12): 2307–11. doi:10.1093/hmg/4.12.2307. PMID 8634703.
  2. 2.0 2.1 "Entrez Gene: RBM3 RNA binding motif (RNP1, RRM) protein 3".
  3. Lin, Julie Qiaojin; Khuperkar, Deepak; Pavlou, Sofia; Makarchuk, Stanislaw; Patikas, Nikolaos; Lee, Flora CY; Zbiegly, Julia M; Kang, Jianning; Field, Sarah F; Bailey, David MD; Freeman, Joshua L; Ule, Jernej; Metzakopian, Emmanouil; Ruepp, Marc‐David; Mallucci, Giovanna R (2023-07-17). "HNRNPH1 regulates the neuroprotective cold‐shock protein RBM3 expression through poison exon exclusion". The EMBO Journal. 42 (14). doi:10.15252/embj.2022113168. ISSN 0261-4189.
  4. 4.0 4.1 Zhou RB, Lu XL, Zhang CY, Yin DC (March 2017). "RNA binding motif protein 3: a potential biomarker in cancer and therapeutic target in neuroprotection". Oncotarget. 8 (13): 22235–22250. doi:10.18632/oncotarget.14755. PMC 5400660. PMID 28118608.
  5. "Tissue expression of RBM3 - Summary". The Human Protein Atlas.
  6. "Cell atlas - RBM3". The Human Protein Atlas.
  7. "Expression of RBM3 in cancer - Summary". The Human Protein Atlas.

Further reading