Abstract
Pure milk-clotting protease (MCP-76) is isolated by isotachophoresis at pH 5.0. The native molecule has only 1 protein chain. It is a metaloenzyme containing Zn. The pure MCP-76 has a MW of 33,000 (.+-. 1500) and by diphenyl-indenonyl-isothiocyanate method showed arginine as N-terminal amino acid.