2XA8:
reference: Structural and Physical Basis for Anti-IgE Therapy., Wright JD, Chu HM, Huang CH, Ma C, Chang TW, Lim C, Sci Rep. 2015 Jun 26;5:11581. doi: 10.1038/srep11581. PMID: 26113483

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