2FK7:
reference: Further insight into S-adenosylmethionine-dependent methyltransferases: structural characterization of Hma, an enzyme essential for the biosynthesis of oxygenated mycolic acids in Mycobacterium tuberculosis., Boissier F, Bardou F, Guillet V, Uttenweiler-Joseph S, Daffe M, Quemard A, Mourey L, J Biol Chem. 2006 Feb 17;281(7):4434-45. Epub 2005 Dec 15. PMID: 16356931

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