首页|整合素激活蛋白Talin的生物学功能及其在肿瘤进展中的作用

整合素激活蛋白Talin的生物学功能及其在肿瘤进展中的作用

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Talin蛋白最早发现于黏着斑及片状伪足,是黏着斑的重要组成蛋白.Talin是整合素激活的关键调控因子,它直接结合整合素的胞内段并介导其激活,并同时结合胞质内的肌动蛋白细丝,是细胞感受机械力的重要蛋白.Talin作为连接细胞骨架与跨膜受体整合素的桥梁,在细胞黏附、运动和迁移等过程中发挥着关键的调控作用,参与肿瘤等疾病的发生发展.本文将对Talin的结构、翻译后修饰、生物学功能及其在疾病发生发展中的作用进行阐述.
The biological function of integrin activating protein Talin and its role in tumor progression
Talin was first discovered in focal adhesions and lamellipodia,and it is an important component of focal adhesions.Numerous studies have confirmed that Talin is a key regulatory factor for integrin activation.It directly binds to the cytoplasmic segment of integrin and mediates its activation,while also binding to actin filaments in the cytoplasm.Talin is a crucial protein for cells to sense mechanical force.As a bridge connecting the cell skeleton and the transmembrane receptor integrin,Talin plays a critical role in regulating fundamental processes such as cell adhesion,movement,and migration,and plays an important role in the development of diseases such as tumors.This review will discuss the structure,cellular function,and post-translational modification(PTM)of Talin,as well as its role in the occurrence and development of diseases.

Talinintegrincell adhesionPTMtumor progression

薄金锁、曾奕妍、张宏权、魏潇凡

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北京大学基础医学院人体解剖与组织胚胎学系,北京 100191

北京大学国际癌症研究院,北京 100191

Talin 整合素 细胞黏附 翻译后修饰 肿瘤发生发展

国家自然科学基金

82073240

2023

生命的化学
中国生物化学与分子生物学会

生命的化学

CSTPCD
影响因子:0.404
ISSN:1000-1336
年,卷(期):2023.43(7)
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