6CI2:
reference: Structural Insight into a Novel Formyltransferase and Evolution to a Nonribosomal Peptide Synthetase Tailoring Domain., Reimer JM, Harb I, Ovchinnikova OG, Jiang J, Whitfield C, Schmeing TM, ACS Chem Biol. 2018 Oct 30. doi: 10.1021/acschembio.8b00739. PMID: 30346688

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