2LFP:
reference: Solution structure of gp17 from the Siphoviridae bacteriophage SPP1: Insights into its role in virion assembly., Chagot B, Auzat I, Gallopin M, Petitpas I, Gilquin B, Tavares P, Zinn-Justin S, Proteins. 2012 Jan;80(1):319-26. doi: 10.1002/prot.23191. Epub 2011 Nov 9. PMID: 22072538

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