Structure of the Concanavalin A-Methyl α-D-Mannopyranoside Complex at 6-Å ResolutionKarl D. HardmanClinton F. Ainsworth2002BiochemistryPaper
Manganese and calcium binding sites of concanavalin AKarl D. HardmanRamesh C. Agarwalet al.1982Journal of Molecular BiologyPaper
Computer-generated schematic diagrams of protein structuresArthur M. LeskKarl D. Hardman1982SciencePaper