5A89:
reference: Structural insights into the synthesis of FMN in prokaryotic organisms., Herguedas B, Lans I, Sebastian M, Hermoso JA, Martinez-Julvez M, Medina M, Acta Crystallogr D Biol Crystallogr. 2015 Dec 1;71(Pt 12):2526-42. doi:, 10.1107/S1399004715019641. Epub 2015 Nov 27. PMID: 26627660

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