2XFS:
reference: Structural and mechanistic studies of the orf12 gene product from the clavulanic acid biosynthesis pathway., Valegard K, Iqbal A, Kershaw NJ, Ivison D, Genereux C, Dubus A, Blikstad C, Demetriades M, Hopkinson RJ, Lloyd AJ, Roper DI, Schofield CJ, Andersson I, McDonough MA, Acta Crystallogr D Biol Crystallogr. 2013 Aug;69(Pt 8):1567-79. doi:, 10.1107/S0907444913011013. Epub 2013 Jul 20. PMID: 23897479

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