2XNQ:
reference: Structural insights into cis element recognition of non-polyadenylated RNAs by the Nab3-RRM., Lunde BM, Horner M, Meinhart A, Nucleic Acids Res. 2010 Aug 30. PMID: 20805243

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