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TRA2B P62995

Transformer-2蛋白同源物β (TRA-2 beta) (TRA2-beta) (hTRA2-beta) (精氨酸/丝氨酸富集剪接因子10) (Transformer-2蛋白同源物B)

蛋白质信息 (UniProt)

Transformer-2蛋白同源物β (TRA-2 beta) (TRA2-beta) (hTRA2-beta) (精氨酸/丝氨酸富集剪接因子10) (Transformer-2蛋白同源物B)

P62995

功能描述

序列特异性RNA结合蛋白,参与前体mRNA剪接的控制。可激活或抑制外显子包含。与RBMX协同作用,促进运动神经元存活蛋白SMN2的外显子7包含。激活MAPT/Tau外显子10的剪接。通过拮抗RBMX等剪接调节因子的作用,改变前体mRNA剪接模式。结合SMN外显子7 RNA中的AG富含SE2结构域。结合前体mRNA。 {ECO:0000269|PubMed:12165565, ECO:0000269|PubMed:12761049, ECO:0000269|PubMed:15009664, ECO:0000269|PubMed:9546399}。

组织特异性

Highest expression in heart, skeletal muscle and pancreas. Less abundant in kidney, placenta and brain. Lowest expression in kidney and liver.

亚细胞定位

Nucleus

关键词

3D-structure Acetylation Activator Alternative splicing Direct protein sequencing Isopeptide bond Methylation mRNA processing mRNA splicing Nucleus