>3ZHB_1|Chains A, B, C, D|R-IMINE REDUCTASE|STREPTOMYCES KANAMYCETICUS (1967) MPDNPSTKGRMMRNQQAEHTPVTVIGLGLMGQALAGAFLGAGHPTTVWNRTAAKAEPLVARGAKSAGSVAEAVAASPLVVVCVSDYDAVHALLDPLDGTALQGRTLVNLTSGTSAQARERAAWADGRGADYLDGAILAGPAAIGTADAVVLLSGPRSAFDPHASALGGLGAGTTYLGADHGLASLYDAAGLVMMWSILNGFLQGAALLGTAGVDATTFAPFITQGIGTVADWLPGYARQIDDGAYPADDAAIDTHLATMEHLIHESEFLGVNAELPRFIKALADRAVADGHGGSGYPALIEQFRTHSGK