label: ADP-riboxanated L-argininyl-[protein] + nicotinamide + NH4(+) + H(+) => L-arginyl-[protein] + NAD(+)
label_lc: adp-riboxanated l-argininyl-[protein] + nicotinamide + nh4(+) + h(+) => l-arginyl-[protein] + nad(+)