5MY0:
reference: Characterization of the polyspecific transferase of murine type I fatty acid synthase (FAS) and implications for polyketide synthase (PKS) engineering., Rittner A, Paithankar KS, Vu Huu K, Grininger M, ACS Chem Biol. 2018 Jan 12. doi: 10.1021/acschembio.7b00718. PMID: 29328619

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