S100A1 promotes action potential-initiated calcium release flux and force production in skeletal muscle. 

S100A1 promotes action potential-initiated calcium release flux and force production in skeletal muscle.
Prosser BL, Hernández-Ochoa EO, Lovering RM, Andronache Z, Zimmer DB, Melzer W, Schneider MF.
Am J Physiol Cell Physiol. 2010 Nov;299(5):C891-902. Epub 2010 Aug 4. PMID: 20686070. doi: 10.1152/ajpcell.00180.2010.