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LTBP3 Q9NS15

潜伏转化生长因子β结合蛋白3 (LTBP-3)

蛋白质信息 (UniProt)

潜伏转化生长因子β结合蛋白3 (LTBP-3)

Q9NS15

功能描述

转化生长因子beta (TGFB1, TGFB2和TGFB3)的关键调节因子,通过在细胞外空间储存期间将其维持在潜伏状态来控制TGF-beta的激活。通过二硫键特异性地与潜伏相关肽(LAP)结合,后者是TGF-beta的调节链,并调节TGF-beta的整合素依赖性激活。 {ECO:0000303|PubMed:10743502, ECO:0000303|PubMed:11104663}。

组织特异性

Isoform 2: Expressed prominently in heart, skeletal muscle, prostate, testis, small intestine and ovary (PubMed:12154076). Isoform 1: Strongly expressed in pancreas and liver (PubMed:12154076).

亚细胞定位

Secreted

关键词

Alternative splicing Amelogenesis imperfecta Disease variant Disulfide bond Dwarfism EGF-like domain Extracellular matrix Glycoprotein Growth factor binding Proteomics identification