Papain, an endolytic cysteine protease (EC: 3.4.22.2), from Carica papaya latex has been chemically modified using succinic anhydride. This reagent reacts with the amino group of the lysine residues in the enzyme, thereby ...

Laccase from Trametes versicolor was crystallized using ammonium sulphate and the resultant crystals on cross-linking with glutaraldehyde produced insoluble and catalytically active enzyme. These cross-linked enzyme crystals ...