4Z3T:
reference: A meningococcal vaccine antigen engineered to increase thermal stability and stabilize protective epitopes., Konar M, Pajon R, Beernink PT, Proc Natl Acad Sci U S A. 2015 Dec 1;112(48):14823-8. doi:, 10.1073/pnas.1507829112. Epub 2015 Nov 16. PMID: 26627237

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