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SDS-PAGE electrophoresis of red kidney bean lectin. Lane 1: purified red kidney bean lectin. Lane 2: crude red kidney bean lectin. Lane 3: molecular mass standards. From top downwards: β-galactosidase (116.0 kDa), bovine serum albumin (66.2 kDa), ovalbumin (45.0 kDa), lactate dehydrogenase (35.0 kDa), REase Bsp981 (25.0 kDa), β-lactoglobulin (18.4 kDa), and lysozyme (14.4 kDa).
