O-phosphonato-L-seriniumyl(1-) group
o-phosphonato-l-seriniumyl(1-) group
The organic anionic group formed from <em>O</em>-phosphonato-<small>L</small>-serinium; the major structure at pH 7.3 of the <em>O</em>-phospho-<small>L</small>-serinyl group, formed by protonation of the α-amino group and deprotonation of the phosphate OH groups.