4OPD:
reference: Constructing Tailored Isoprenoid Products by Structure-Guided Modification of Geranylgeranyl Reductase., Kung Y, McAndrew RP, Xie X, Liu CC, Pereira JH, Adams PD, Keasling JD, Structure. 2014 Jun 17. pii: S0969-2126(14)00148-8. doi:, 10.1016/j.str.2014.05.007. PMID: 24954619

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