2.7.11.18 ATP + light chain myosin II - 2.7.11.18 ATP + myosin IIB - 2.7.11.18 ATP + myosin light chain - 2.7.11.18 ATP + myosin regulatory light chain - 2.7.11.18 ATP + obscurin - 2.7.11.18 ATP + [myosin light chain] - 2.7.11.18 ATP + [ventricular isoform of myosin regulatory light chain MLC2v] - 2.7.11.18 additional information 14-3-3 binding of nmMLCK 2.7.11.18 additional information actin-myosin interaction of smooth muscle could be activated by the non-kinase activity of MLCK, a mechanism that is quite independent of MLC20 phosphorylation, role of non-kinase activity of myosin light-chain kinase in regulating smooth muscle contraction, overview 2.7.11.18 additional information actin-myosin interaction of smooth muscle could be activated by the non-kinase activity of MLCK, a mechanism that is quite independent of MLC20 phosphorylation, role of non-kinase activity of myosin light-chain kinase in regulating smooth muscle contraction, overview. MLCK phosphorylated at Ser828 stimulates the ATPase activity of unphosphorylated myosin more effectively than the control MLCK