1PMH:
reference: High-resolution crystal structures of Caldicellulosiruptor strain Rt8B.4 carbohydrate-binding module CBM27-1 and its complex with mannohexaose., Roske Y, Sunna A, Pfeil W, Heinemann U, J Mol Biol 2004 Jul 9;340(3):543-54. PMID: 15210353

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