4P3E: Structure Of The Human Srp S Domain
reference: SRP RNA remodeling by SRP68 explains its role in protein translocation., Grotwinkel JT, Wild K, Segnitz B, Sinning I, Science. 2014 Apr 4;344(6179):101-4. doi: 10.1126/science.1249094. PMID: 24700861

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