2XRH:
reference: Crystal structure of HP0721, a novel secreted protein from Helicobacter pylori., Cioci G, Terradot L, Dian C, Mueller-Dieckmann C, Leonard G, Proteins. 2011 May;79(5):1678-81. doi: 10.1002/prot.22988. Epub 2011 Mar, 1. PMID: 21365686

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