3CU7:
reference: Structure of and influence of a tick complement inhibitor on human complement component 5., Fredslund F, Laursen NS, Roversi P, Jenner L, Oliveira CL, Pedersen JS, Nunn MA, Lea SM, Discipio R, Sottrup-Jensen L, Andersen GR, Nat Immunol. 2008 Jul;9(7):753-60. Epub 2008 Jun 8. PMID: 18536718

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