Reaction catalyzed by NAD+-protein-arginine ADP-ribosyltransferase (2.4.2.31)

	NAD+	+		rabbit muscle actin	=			+		(ADP-D-ribosyl)-rabbit muscle actin
	NAD+	+		rabbit muscle actin	=		nicotinamide	+		(ADP-D-ribosyl)-rabbit muscle actin