N(omega)-alpha-(ADP-D-ribosyl)-L-arginine(1-) residue
n(omega)-alpha-(adp-d-ribosyl)-l-arginine(1-) residue
An organic anionic group derived from <em>N</em><small><sup>ω</small></sup>-(ADP-<small>D</small>-ribosyl)-<small>L</small>-arginine(1−); major species at pH 7.3