the amino acid composition of caldesmon is distinct from that of myosin light-chain kinase and is characterized by a very high glutamic acid content ( 25.5 % ) , high contents of lysine ( 13.6 % ) and arginine ( 10.3 % ) , and a low aromatic amino acid content ( 2.4 % ) .
C0002520
amino acid
C0061472
glutamic acid