(Calponin Homology Associated Smooth Muscle Protein (SMTNL1))
SMTNL1, which is a member of the smoothelin (SMTN\; MIM 602127) family, regulates contraction and relaxation of skeletal and smooth muscle fibers and mediates vascular adaptation to exercise (Wooldridge et al., 2008 [PubMed 18310078]).[supplied by OMIM, Dec 2010].