Evolution of an Enzyme Activity: Crystallographic Structure at 2- Å Resolution of Cephalosporinase from the ampC Gene of Enterobacter cloacae P99 and Comparison with a Class A Penicillinase

Autor: Lobkovsky, Emil, Moews, Paul C., Liu, Hansong, Zhao, Haiching, Frere, Jean-Marie, Knox, James R.
Zdroj: Proceedings of the National Academy of Sciences of the United States of America, 1993 Dec 01. 90(23), 11257-11261.
Databáze: JSTOR Journals