6CZ5:
reference: Chemical genetic inhibition of DEAD-box proteins using covalent complementarity., Barkovich KJ, Moore MK, Hu Q, Shokat KM, Nucleic Acids Res. 2018 Aug 8. pii: 5068254. doi: 10.1093/nar/gky706. PMID: 30102385

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