muscle system process, circulatory system process, vascular process in circulatory system, muscle contraction, smooth muscle contraction, blood circulation, regulation of blood pressure, vascular smooth muscle contraction, regulation of tube size, vasoconstriction, regulation of blood vessel size,
Cytoplasm, cytoskeleton.
In the intestine, abundantly expressed in smooth muscle cells of muscularis mucosa and muscularis propria. Also detected in intestinal vascular smooth muscle cells.