label: N(omega)-(2'-phospho-ADP-D-ribosyl)-L-arginyl-[protein] + nicotinamide + H(+) => L-arginyl-[protein] + NADP(+)
label_lc: n(omega)-(2'-phospho-adp-d-ribosyl)-l-arginyl-[protein] + nicotinamide + h(+) => l-arginyl-[protein] + nadp(+)