Definition: An actin capping protein that binds to the barbed-ends of ACTIN filaments. It is a heterodimer consisting of an alpha and a beta subunit. It regulates actin assembly by stabilizing actin oligomers for elongation. In SKELETAL MUSCLE, CapZ is localized to the Z-disk.
Other names CapZ beta Protein; CapZ alpha Protein; CapZ Protein, beta Subunit; CapZ Protein, alpha Subunit; CapZ Actin Capping Protein, beta Subunit; CapZ Actin Capping Protein, alpha Subunit; Cap Z Protein; CapZ Protein