title: [Identification, by in vitro complementation and purification, of a peptide fraction of Escherichia coli beta-galactosidase].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002623:Chemistry Techniques, Analytical / Q000201:enzymology; D004926:Escherichia coli / Q000201:enzymology*; D005696:Galactosidases; D066298:In Vitro Techniques; D009154:Mutation; D010455:Peptides; D010744:Phosphoric Monoester Hydrolases
chemical_list: D010455:Peptides; D010744:Phosphoric Monoester Hydrolases; D005696:Galactosidases
vernacular_title: Identification par complémentation in vitro et purification d'un segment peptidique de la beta-galatosidase d'escherichia coli.