S100A1 binds to the calmodulin-binding site of ryanodine receptor and modulates skeletal muscle excitation-contraction coupling.
Prosser BL, Wright NT, Hernãndez-Ochoa EO, Varney KM, Liu Y, Olojo RO, Zimmer DB, Weber DJ, Schneider MF.
J Biol Chem. 2008 Feb 22;283(8):5046-57. Epub 2007 Dec 17. PMID: 18089560. doi: 10.1074/jbc.M709231200.