]> L-glutamate(1-) An α-amino-acid anion that is the conjugate base of <small>L</small>-glutamic acid, having anionic carboxy groups and a cationic amino group EC 6.3.1.2 (glutamate--ammonia ligase) inhibitor Saccharomyces cerevisiae metabolite glutamate(1-) has role L-glutamic acid L-glutamate(2-) human metabolite D-glutamate(1-) is deprotonated form of is protonated form of is enantiomer of