L-glutamic acid 5-methyl ester (Glu) (2S)-2-amino-5-methoxy-5-oxopentanoic acid (5)-methyl L-hydrogen glutamate 14.015649795532226562 14.029999732971191406 143.0582427978515625 143.1399993896484375 2-aminopentanedioic acid 5-methyl ester 5-methyl L-2-aminoglutarate 5-methyl L-glutamate 5-methyl esterified L-glutamic acid A protein modification that effectively converts an L-glutamic acid residue to L-glutamate 5-methyl ester. C 1 H 2 N 0 O 0 C 6 H 9 N 1 O 3 DeltaMass gives the formula "C 6 H 9 O 1 N 3" with mass 143 (formula incorrect, N and O reversed) [JSG]. E L-glutamic acid 5-methyl ester MOD:00081 MOD_RES Glutamate methyl ester (Glu) Methyl Methylation O-methyl Glutamyl O5MeGlu PSI-MOD Unimod:34 glutamic acid 5-methyl ester glutamic acid gamma-methyl ester meestere methyl ester methyle natural uniprot.ptm:PTM-0128 L-glutamic acid 5-methyl ester