5H6I:
reference: Crystal structure of the Streptococcus agalactiae CAMP factor provides insights into its membrane-permeabilizing activity., Jin T, Brefo-Mensah E, Fan W, Zeng W, Li Y, Zhang Y, Palmer M, J Biol Chem. 2018 Jul 27;293(30):11867-11877. doi: 10.1074/jbc.RA118.002336. Epub, 2018 Jun 8. PMID: 29884770

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