1MSB:
reference: Structure of the calcium-dependent lectin domain from a rat mannose-binding protein determined by MAD phasing., Weis WI, Kahn R, Fourme R, Drickamer K, Hendrickson WA, Science 1991 Dec 13;254(5038):1608-15. PMID: 1721241

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