5XWW:
reference: Substrate-bound structures of a ketoreductase from amphotericin modular polyketide synthase., Liu C, Yuan M, Xu X, Wang L, Keatinge-Clay AT, Deng Z, Lin S, Zheng J, J Struct Biol. 2018 Apr 4. pii: S1047-8477(18)30091-1. doi:, 10.1016/j.jsb.2018.04.001. PMID: 29626512

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).