5XWD:
reference: Cell-free synthesis of functional antibody fragments to provide a structural basis for antibody-antigen interaction., Matsuda T, Ito T, Takemoto C, Katsura K, Ikeda M, Wakiyama M, Kukimoto-Niino M, Yokoyama S, Kurosawa Y, Shirouzu M, PLoS One. 2018 Feb 20;13(2):e0193158. doi: 10.1371/journal.pone.0193158., eCollection 2018. PMID: 29462206

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