2LGT:
reference: Selectivity of stop codon recognition in translation termination is modulated by multiple conformations of GTS loop in eRF1., Wong LE, Li Y, Pillay S, Frolova L, Pervushin K, Nucleic Acids Res. 2012 Mar 1. PMID: 22383581

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