Summary

Name RAP1B
Full Name Ras-related protein Rap-1b
Synonyms GTP-binding protein smg p21B
Primary ID P61224
Links - -
Type protein
Relations 6
Function GTP-binding protein that possesses intrinsic GTPase activity. Contributes to the polarizing activity of KRIT1 and CDH5 in the establishment and maintenance of correct endothelial cell polarity and vascular lumen. Required for the localization of phosphorylated PRKCZ, PARD3 and TIAM1 to the cell junction. Plays a role in the establishment of basal endothelial barrier function.

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates img/direct-activation.png phosphorylation RAP1B 0.499
Publications: 1 Organism: Homo Sapiens
+ up-regulates activity img/direct-activation.png binding AL/b2 integrin 0.416
Publications: 1 Organism: Mus Musculus
+ up-regulates activity img/direct-activation.png guanine nucleotide exchange factor RAP1B 0.706
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates activity img/direct-activation.png guanine nucleotide exchange factor RAP1B 0.802
Publications: 1 Organism: Chlorocebus Aethiops
+ up-regulates activity img/direct-activation.png binding RAP1B 0.2
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding RAP1B 0.424
Publications: 1 Organism: Homo Sapiens