Summary

Name CAPZA1
Full Name F-actin-capping protein subunit alpha-1
Synonyms CapZ alpha-1
Primary ID P52907
Links - -
Type protein
Relations 5
Inhibitors phosphatidylinositol bisphosphate; 1D-myo-inositol 1,4,5-trisphosphate
Function F-actin-capping proteins bind in a Ca(2+)-independent manner to the fast growing ends of actin filaments (barbed end) thereby blocking the exchange of subunits at these ends. Unlike other capping proteins (such as gelsolin and severin), these proteins do not sever actin filaments. May play a role in the formation of epithelial cell junctions.

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Modifications Tables

Relations

Regulator Mechanism target score
+ up-regulates img/direct-activation.png phosphorylation CAPZA1 0.2
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png chemical inhibition CAPZA1 0.8
Publications: 1 Organism: Homo Sapiens
+ down-regulates activity img/direct_inhibition.png chemical inhibition CAPZA1 0.8
Publications: 1 Organism: Homo Sapiens
+ up-regulates img/direct-activation.png binding CAPZA1 0.693
Publications: 1 Organism: In Vitro
+ up-regulates quantity img/direct-activation.png binding F-actin_assembly 0.7
Publications: 1 Organism: Homo Sapiens