gabaculine [ 3-amino-2,3-dihydrobenzoic acid,gabaculin,gabaculine hydrochloride,gabaculine hydrochloride, (+-)-isomer,gabaculine, (+-)-isomer,gabaculine, (-)-isomer ] potent inhibitor of aminobutyrate aminotransferase from Streptomyces toyocaensis.; also inhibits a variety of PLP-dependent aminotransferases; structure; RN given refers to cpd without isomeric design