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Modified purification of L-aromatic amino acid decarboxylase from pig kidney
P Dominici1, P S Moore, C B Voltattorni
1Università Cattolica del Sacro Cuore, Facoltà di Medicina e Chirurgia A. Gemelli, Istituto di Chimica Biologica, Rome, Italy.
Protein Expression and Purification
|August 1, 1993
Abstract:
A new protocol for purification of L-aromatic amino acid decarboxylase from pig kidney in which, after an initial ultracentrifugation, only two columns are required to obtain homogeneous enzyme is presented. The protocol provides protein with a higher specific activity than that previously obtained, reducing by about one-half the time required for purification.