3d image of gamma-aminobutyric acid skeletal formula

gamma-aminobutyric acid aminobutyric 4-aminobutyric 3-carboxypropylamine piperidic piperidinic gaba neurotransmitter neuronal nervous system dietary supplement blood-brain barrier gaba receptor ligand-gated ion channel gabab metabotropic receptors protein-coupled gabaergic neurons chandelier cells brain development progenitor neural stem biosynthesis metabolism metabolite cycle mechanism pathway path catabolism biosynthetic intermediate biogenesis substrate precursor synthesis derivative bioprecursor metabolic enzyme endogenous contractor molecule molecular formula skeletal structural 3d