5AFF:
reference: Symportin 1 chaperones 5S RNP assembly during ribosome biogenesis by occupying an essential rRNA-binding site., Calvino FR, Kharde S, Ori A, Hendricks A, Wild K, Kressler D, Bange G, Hurt E, Beck M, Sinning I, Nat Commun. 2015 Apr 7;6:6510. doi: 10.1038/ncomms7510. PMID: 25849277

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