重组人SF3B3蛋白
Recombinant Human SF3B3 protein
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Recombinant Human SF3B3 protein is a Human Fragment protein, in the 819 to 929 aa range, expressed in Wheat germ, suitable for ELISA, WB.
查看别名
KIAA0017, SAP130, SF3B3, Splicing factor 3B subunit 3, Pre-mRNA-splicing factor SF3b 130 kDa subunit, STAF130, Spliceosome-associated protein 130, SF3b130, SAP 130
- SDS-PAGE
Unknown
SDS-PAGE - Recombinant Human SF3B3 protein (AB153230)
ab153230 on a 12.5% SDS-PAGE stained with Coomassie Blue.
反应性数据
序列信息
性能和储存信息
运输条件
推荐的短期储存条件
推荐的长期储存条件
分装信息
储存信息
补充信息
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
SF3B3 participates in the assembly and stabilization of the functional spliceosomal complex. It is a part of the larger SF3b complex which is critical for recognizing the branch point sequence in RNA during splicing. This recognition influences the selection of splice sites and impacts the regulation of alternative splicing events. The SF3b complex works with the U2 small nuclear ribonucleoprotein (snRNP) during the splicing process to ensure accurate and efficient mRNA maturation.
Pathways
SF3B3 plays a significant role in the splicing pathway and impacts gene expression regulation through alternative splicing. It works alongside proteins such as SF3B1 and other splicing factors maintaining proper cellular function by influencing transcript variants. Another important pathway involving SF3B3 is RNA transport where it assists in the export of mature and correctly processed mRNA from the nucleus to the cytoplasm.
特殊说明
形式
Liquid
常规信息
功能
Component of the 17S U2 SnRNP complex of the spliceosome, a large ribonucleoprotein complex that removes introns from transcribed pre-mRNAs (PubMed : 10490618, PubMed : 10882114, PubMed : 12234937, PubMed : 27720643, PubMed : 28781166, PubMed : 32494006, PubMed : 34822310). The 17S U2 SnRNP complex (1) directly participates in early spliceosome assembly and (2) mediates recognition of the intron branch site during pre-mRNA splicing by promoting the selection of the pre-mRNA branch-site adenosine, the nucleophile for the first step of splicing (PubMed : 12234937, PubMed : 32494006, PubMed : 34822310). Within the 17S U2 SnRNP complex, SF3B3 is part of the SF3B subcomplex, which is required for 'A' complex assembly formed by the stable binding of U2 snRNP to the branchpoint sequence in pre-mRNA (PubMed : 12234937, PubMed : 27720643). Sequence independent binding of SF3A and SF3B subcomplexes upstream of the branch site is essential, it may anchor U2 snRNP to the pre-mRNA (PubMed : 12234937). May also be involved in the assembly of the 'E' complex (PubMed : 10882114). Also acts as a component of the minor spliceosome, which is involved in the splicing of U12-type introns in pre-mRNAs (PubMed : 15146077, PubMed : 33509932).
序列相似性
Belongs to the RSE1 family.
亚细胞定位
Nucleus
靶点信息
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