4D7K:
reference: Structural and kinetic studies on RosA, the enzyme catalysing the methylation of 8-demethyl-8-amino-D-riboflavin to the antibiotic roseoflavin., Tongsook C, Uhl MK, Jankowitsch F, Mack M, Gruber K, Macheroux P, FEBS J. 2016 Feb 23. doi: 10.1111/febs.13690. PMID: 26913589

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).