1ILE:
reference: Enzyme structure with two catalytic sites for double-sieve selection of substrate., Nureki O, Vassylyev DG, Tateno M, Shimada A, Nakama T, Fukai S, Konno M, Hendrickson TL, Schimmel P, Yokoyama S, Science 1998 Apr 24;280(5363):578-82. PMID: 9554847

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