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Rabbit Anti-hnRNP A/B antibody
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. [provided by RefSeq, Jul 2008]
Function:
Binds single-stranded RNA. Has a high affinity for G-rich and U-rich regions of hnRNA. Also binds to APOB mRNA transcripts around the RNA editing site.
Subcellular Location:
Nucleus. Cytoplasm. Localized in cytoplasmic mRNP granules containing untranslated mRNAs.
Tissue Specificity:
Ubiquitous.
Post-translational modifications:
Dimethylation at Arg-322 is probably asymmetric.
Similarity:
Contains 2 RRM (RNA recognition motif) domains.
SWISS:
Q99729
Gene ID:
3182
Database links:
Entrez Gene: 513410 Cow
Entrez Gene: 3182 Human
Entrez Gene: 15384 Mouse
Entrez Gene: 83498 Rat
Omim: 602688 Human
SwissProt: Q99729 Human
SwissProt: Q99020 Mouse
Unigene: 591731 Human
Unigene: 715055 Human
Unigene: 256875 Mouse
Unigene: 280842 Mouse
Unigene: 1427 Rat
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