Myocardin

**Definition:** A transcriptional coactivator protein highly expressed in SMOOTH MUSCLE CELLS and CARDIOMYOCYTES. It functions as a cofactor for SERUM RESPONSE FACTOR and regulates smooth muscle contraction, smooth muscle CELL DIFFERENTIATION, and cardiac muscle development.

**Tree numbers:** - D12.776.260.755.213 - D12.776.660.576 - D12.776.930.900.438