4WQQ:
reference: Mannose-recognition mutant of the galactose/N-acetylgalactosamine-specific C-type lectin CEL-I engineered by site-directed mutagenesis., Moriuchi H, Unno H, Goda S, Tateno H, Hirabayashi J, Hatakeyama T, Biochim Biophys Acta. 2015 Apr 11;1850(7):1457-1465. doi:, 10.1016/j.bbagen.2015.04.004. PMID: 25869490

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