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| Cat.No | ACP18494 | Target Name | EXOSC2 |
|---|---|---|---|
| Target Synonyms | EXOSC2; RRP4Exosome complex component RRP4; Exosome component 2; Ribosomal RNA-processing protein 4 | Form | Lyophilized powder |
| Expression System | Custom Production. Please inquire and provide the desire expression system. | Expression Range | 1-293 |
| Protein Length | Full length protein | Purity | >85% (SDS-PAGE) |
| Storage Buffer | 5%-50% glycerol. Lyophilized powder form: the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose, Liquid form: default storage buffer is Tris/PBS-based buffer, pH 8.0. |
| Target Species | Human | Uniprot ID | Q13868 |
|---|
Uniprot Id
Q13868
Target Species
Human
Target Name
EXOSC2
Target Full Name
Exosome complex component RRP4
Target Function
Non-catalytic component of the RNA exosome complex which has 3'->5' exoribonuclease activity and participates in a multitude of cellular RNA processing and degradation events. In the nucleus, the RNA exosome complex is involved in proper maturation of stable RNA species such as rRNA, snRNA and snoRNA, in the elimination of RNA processing by-products and non-coding 'pervasive' transcripts, such as antisense RNA species and promoter-upstream transcripts (PROMPTs), and of mRNAs with processing defects, thereby limiting or excluding their export to the cytoplasm. The RNA exosome may be involved in Ig class switch recombination (CSR) and/or Ig variable region somatic hypermutation (SHM) by targeting AICDA deamination activity to transcribed dsDNA substrates. In the cytoplasm, the RNA exosome complex is involved in general mRNA turnover and specifically degrades inherently unstable mRNAs containing AU-rich elements (AREs) within their 3' untranslated regions, and in RNA surveillance pathways, preventing translation of aberrant mRNAs. It seems to be involved in degradation of histone mRNA. The catalytic inactive RNA exosome core complex of 9 subunits (Exo-9) is proposed to play a pivotal role in the binding and presentation of RNA for ribonucleolysis, and to serve as a scaffold for the association with catalytic subunits and accessory proteins or complexes. EXOSC2 as peripheral part of the Exo-9 complex stabilizes the hexameric ring of RNase PH-domain subunits through contacts with EXOSC4 and EXOSC7.
Target Subcellular Location
Cytoplasm. Nucleus, nucleolus. Nucleus.
Target Protein Families
RRP4 family
Target Synonyms
EXOSC2; RRP4Exosome complex component RRP4; Exosome component 2; Ribosomal RNA-processing protein 4
Target Background
Predicted to enable RNA binding activity. Involved in positive regulation of cell growth. Located in cytoplasm; nucleolus; and nucleoplasm. Part of nuclear exosome (RNase complex).
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