6SI7:
reference: A dual-constriction biological nanopore resolves homonucleotide sequences with high fidelity., Van der Verren SE, Van Gerven N, Jonckheere W, Hambley R, Singh P, Kilgour J, Jordan M, Wallace EJ, Jayasinghe L, Remaut H, Nat Biotechnol. 2020 Jul 6. pii: 10.1038/s41587-020-0570-8. doi:, 10.1038/s41587-020-0570-8. PMID: 32632300

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