5X55:
reference: Crystal structure of mimivirus uracil-DNA glycosylase., Kwon E, Pathak D, Chang HW, Kim DY, PLoS One. 2017 Aug 1;12(8):e0182382. doi: 10.1371/journal.pone.0182382., eCollection 2017. PMID: 28763516

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