NAD(+)—diphthamide ADP-ribosyltransferase
Chemical compound
In enzymology, a NAD+-diphthamide ADP-ribosyltransferase is an enzyme that catalyzes the chemical reaction
NAD⁺ + peptide diphthamide nicotinamide + peptide N-diphthamide
Thus, the two substrates of this enzyme are NAD⁺ and peptide diphthamide,... Wikipedia