1Q27:
reference: Solution structure of hypothetical Nudix hydrolase DR0079 from extremely radiation-resistant Deinococcus radiodurans bacterium., Buchko GW, Ni S, Holbrook SR, Kennedy MA, Proteins 2004 Jul 1;56(1):28-39. PMID: 15162484

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