label: NAD+-protein-histidine ADP-ribosyltransferase activity
label_lc: nad+-protein-histidine adp-ribosyltransferase activity
description: "Catalysis of the reaction: L-histidyl-[protein] + NAD+ = H+ + Nt-(ADP-D-ribosyl)-L-histidyl-[protein] + nicotinamide."