6MHQ:
reference: Structure of native lens connexin 46/50 intercellular channels by cryo-EM., Myers JB, Haddad BG, O'Neill SE, Chorev DS, Yoshioka CC, Robinson CV, Zuckerman DM, Reichow SL, Nature. 2018 Dec;564(7736):372-377. doi: 10.1038/s41586-018-0786-7. Epub 2018 Dec, 12. PMID: 30542154

This OCA Structure page
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