3AJV:
reference: A Conserved Lysine Residue in the Crenarchaea-Specific Loop is Important for the Crenarchaeal Splicing Endonuclease Activity., Okuda M, Shiba T, Inaoka DK, Kita K, Kurisu G, Mineki S, Harada S, Watanabe YI, Yoshinari S, J Mol Biol. 2010 Nov 2. PMID: 21050862

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