3PG2:
reference: A Model for Group B Streptococcus Pilus Type 1: The Structure of a 35-kDa C-Terminal Fragment of the Major Pilin GBS80., Vengadesan K, Ma X, Dwivedi P, Ton-That H, Narayana SV, J Mol Biol. 2011 Apr 15;407(5):731-43. Epub 2011 Feb 17. PMID: 21333654

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