5MC5:
reference: Structural basis for prolidase deficiency disease mechanisms., Wilk P, Uehlein M, Piwowarczyk R, Dobbek H, Mueller U, Weiss MS, FEBS J. 2018 Aug 1. doi: 10.1111/febs.14620. PMID: 30066404

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