N-(ADP-alpha-D-ribosyl)diphthamide(1-) residue
n-(adp-alpha-d-ribosyl)diphthamide(1-) residue
An organic anionic group obtained by deprotonation of the diphosphate OH groups of <em>N</em>-(ADP-α-<small>D</small>-ribosyl)diphthamide residue.