4OP0:
reference: Active site conformational changes upon reaction intermediate biotinyl-5'-AMP binding in biotin protein ligase from Mycobacterium tuberculosis., Ma Q, Akhter Y, Wilmanns M, Ehebauer MT, Protein Sci. 2014 Apr 9. doi: 10.1002/pro.2475. PMID: 24723382

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