Cytoplasmic Overexpression, Folding, and Processing of Penicillin Acylase Precursor in Escherichia coli - Xu, Yali; Hsieh, Ming-Yi; Narayanan, Niju; Anderson, William A; Scharer, Jeno M; Moo-Young, Murray; Chou, C Perry (Biotechnology progress, 2005)