2VJJ:
reference: Crystal structure of Escherichia coli phage HK620 tailspike: podoviral tailspike endoglycosidase modules are evolutionarily related., Barbirz S, Muller JJ, Uetrecht C, Clark AJ, Heinemann U, Seckler R, Mol Microbiol. 2008 Jun 11;. PMID: 18547389

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