5FI5:
reference: Structural investigation of heteroyohimbine alkaloid synthesis reveals active site elements that control stereoselectivity., Stavrinides A, Tatsis EC, Caputi L, Foureau E, Stevenson CE, Lawson DM, Courdavault V, O'Connor SE, Nat Commun. 2016 Jul 15;7:12116. doi: 10.1038/ncomms12116. PMID: 27418042

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