. . . . . . . . . "a(SCHEM:Calcium) -> bp(GO:\"smooth muscle contraction\")" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "The intracellular Ca2+ signal is the primary determinant of smooth muscle contraction [1, 2]. The elevation of cytosolic Ca2+ level induces phosphorylation of the 20 kDa regulatory myosin light chain (MLC20), which in turn activates myosin ATPase activity, and thereby induces smooth muscle contraction." . . "Selventa" . . . . "2014-07-03T14:30:14.809+02:00"^^ . . .