two lectins , an n-acetylgalactosamine-binding lectin , lectin-i , which reacts specifically with human erythrocytes of blood group a , and a galactose-binding lectin , lectin-ii , which is specific for human blood group b erythrocytes , have been isolated and purified from rice bean , phaseolus calcaratus syn .
C0607430
galactose-binding
C0023206
lectin