Source:http://linkedlifedata.com/resource/umls/id/C0041197
MSH: A protein found in the thin filaments of muscle fibers. It inhibits contraction of the muscle unless its position is modified by TROPONIN.,CSP: actin-crosslinking protein that stabilizes the actin-troponin complex and, in the low calcium state, blocks myosin binding to the actin filament.