N(epsilon)-(5'-guanylyl)-L-lysine(1-) residue
n(epsilon)-(5'-guanylyl)-l-lysine(1-) residue
An anionic amino-acid residue obtained by deprotonation of the phosphoramidate OH group of <em>N</em><small><sup>ε</small></sup>-(5'-guanylyl)-<small>L</small>-lysine residue; major species at pH 7.3.