C-terminal L-alpha-amino-acid-L-tyrosinate residue
c-terminal l-alpha-amino-acid-l-tyrosinate residue
An organic anionic group obtained  by deprotonation of the C-terminal carboxy group of any C-terminal <small>L</small>-α-amino-acid-<small>L</small>-tyrosine residue; major species at pH 7.3.