O-phospho-L-seryl-[myosin light chain] + H2O = L-seryl-[myosin light chain] + phosphate
o-phospho-l-seryl-[myosin light chain] + h2o = l-seryl-[myosin light chain] + phosphate
O-phospho-L-seryl-[myosin light chain] + H2O = L-seryl-[myosin light chain] + phosphate
o-phospho-l-seryl-[myosin light chain] + h2o = l-seryl-[myosin light chain] + phosphate