4A5O:
reference: Assessment of Pseudomonas aeruginosa N(5),N(10)-Methylenetetrahydrofolate Dehydrogenase - Cyclohydrolase as a Potential Antibacterial Drug Target., Eadsforth TC, Gardiner M, Maluf FV, McElroy S, James D, Frearson J, Gray D, Hunter WN, PLoS One. 2012;7(4):e35973. Epub 2012 Apr 25. PMID: 22558288

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