3d image of glutamic acid skeletal formula

glutamic acid glu 2-aminopentanedioic 2-aminoglutaric glutamate amino acid non-essential nutrient nervous system neurotransmitter gamma-aminobutyric acid gaba biosynthesis proteins zwitterion electrically neutral optical isomerism chiral isomer metabolite metabolism cycle mechanism pathway path catabolism biosynthetic intermediate biogenesis substrate precursor synthesis derivative bioprecursor metabolic enzyme endogenous contractor brain nonsynaptic glutamatergic signaling gaba flavor enhancer 3d molecule molecular formula skeletal structural