3ZHB:
reference: Structure and Activity of NADPH-Dependent Reductase Q1EQE0 from Streptomyces kanamyceticus, which Catalyses the R-Selective Reduction of an Imine Substrate., Rodriguez-Mata M, Frank A, Wells E, Leipold F, Turner NJ, Hart S, Turkenburg JP, Grogan G, Chembiochem. 2013 Jun 28. doi: 10.1002/cbic.201300321. PMID: 23813853

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