1XNC:
reference: Thermostabilization of the Bacillus circulans xylanase by the introduction of disulfide bonds., Wakarchuk WW, Sung WL, Campbell RL, Cunningham A, Watson DC, Yaguchi M, Protein Eng 1994 Nov;7(11):1379-86. PMID: 7700870

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