2LCJ:
reference: Structural and Mutational Studies of a Hyperthermophilic Intein from DNA Polymerase II of Pyrococcus abyssi., Du Z, Liu J, Albracht CD, Hsu A, Chen W, Marieni MD, Colelli KM, Williams JE, Reitter JN, Mills KV, Wang C, J Biol Chem. 2011 Nov 4;286(44):38638-48. Epub 2011 Sep 13. PMID: 21914805

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