6E9H:
reference: Structural Diversity of Ultralong CDRH3s in Seven Bovine Antibody Heavy Chains., Dong J, Finn JA, Larsen PA, Smith TPL, Crowe JE Jr, Front Immunol. 2019 Mar 22;10:558. doi: 10.3389/fimmu.2019.00558. eCollection, 2019. PMID: 30967877

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