camdm ( -8 ) , a calmodulin-deletion mutant with 8 amino acids deleted from the middle of the central helix , failed to activate mlc kinase , phosphodiesterase , or cam kinase ii at physiologically significant concentrations of activator but also had altered electrophoretic mobility and tyrosine fluorescence properties suggesting major changes in the structure of this mutant .
C0027120
mlc
C0006776
cam kinase