5IJN:
reference: Molecular architecture of the inner ring scaffold of the human nuclear pore complex., Kosinski J, Mosalaganti S, von Appen A, Teimer R, DiGuilio AL, Wan W, Bui KH, Hagen WJ, Briggs JA, Glavy JS, Hurt E, Beck M, Science. 2016 Apr 15;352(6283):363-5. doi: 10.1126/science.aaf0643. PMID: 27081072

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