Article
A large displacement of the SXN motif of Cys115-modified penicillin-binding protein 5 from Escherichia coli.
The Biochemical journal - 15 Nov 2005
Nicola George, Fedarovich Alena, Nicholas Robert A, Davies Christopher
Abstract excerpt
Penicillin-binding proteins (PBPs), which are the lethal targets of beta-lactam antibiotics, catalyse the final stages of peptidoglycan biosynthesis of the bacterial cell wall. PBP 5 of Escherichia coli is a D-alanine CPase (carboxypeptidase) that has served as a useful model to elucidate the catalytic mechanism of low-molecular-mass PBPs. Previous studies have shown that modification of Cys115 with a variety of...
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