Publication Details (including relevant citation information): John C. Gebler, Ruedi Aebersold, and Stephen G. Withers "Glu 537, not Glu 461 is the nucleophile in the active site of (lac Z) Beta-galactosidase from Escherichia coli" J. Biol. Chem., 1992, 267, 11126.
Abstract: null