alkaloid harman 0 182.0844 182.226 pubmed:24300779 An indole alkaloid fundamental parent with a structure of 9<em>H</em>-β-carboline carrying a methyl substituent at C-1. It has been isolated from the bark of <em>Sickingia rubra</em>, <em>Symplocus racemosa</em>, <em>Passiflora incarnata</em>, <em>Peganum harmala</em>, <em>Banisteriopsis caapi</em> and <em>Tribulus terrestris</em>, as well as from tobacco smoke. It is a specific, reversible inhibitor of monoamine oxidase A. Harman aribin locuturin InChI=1S/C12H10N2/c1-8-12-10(6-7-13-8)9-4-2-3-5-11(9)14-12/h2-7,14H,1H3 1-methyl-beta-carboline cas:486-84-0 C12H10N2 1-methylnorharman 1-methyl-9H-pyrido[3,4-b]indole pubmed:22981972 pubmed:23544153 pubmed:24103378 chebi_ontology Cc1nccc2c1nc1ccccc12 reaxys:143898 aribine pubmed:19645722 locuturine 1-methyl-2-carboline harmane passiflorin pubmed:22757671 pubmed:24486683 CHEBI:5623 1-methyl-9H-beta-carboline lincs.smallmolecule:LSM-19989 kegg.compound:C09209 pubmed:11473435 1-methyl-9H-pyrido[3,4-b]indole loturine knapsack:C00001736 PSFDQSOCUJVVGF-UHFFFAOYSA-N L-methylpyridobindole pubmed:20732341