Basic Amino Acids Lysine (LYS) (a, e - diamino caproate) Arginine (ARG) (a - amino d - guanidine valerate) NH3 + C COO￾H CH2 CH2 CH2 CH2 NH3 + NH3 + C COO￾H CH2 CH2 CH2 NH C NH2 NH2 +Basic Amino Acids Lysine (LYS) (a, e - diamino caproate) Arginine (ARG) (a - amino d - guanidine valerate) NH3 + C COO￾H CH2 CH2 CH2 CH2 NH3 + NH3 + C COO￾H CH2 CH2 CH2 NH C NH2 NH2 +