1IRX:
reference: Functional convergence of two lysyl-tRNA synthetases with unrelated topologies., Terada T, Nureki O, Ishitani R, Ambrogelly A, Ibba M, Soll D, Yokoyama S, Nat Struct Biol 2002 Apr;9(4):257-62. PMID: 11887185

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