title: Can homologous proteins evolve different enzymatic activities?
authors.affiliation: MRC Cambridge Centre for Protein Engineering, UK.
authors.forename: A G
authors.initials: AG
authors.lastname: Murzin
mesh_terms: D000595:Amino Acid Sequence; D000626:Aminopeptidases / Q000235:genetics / Q000378:metabolism*; D005075:Biological Evolution; D004150:Dipeptidases / Q000235:genetics / Q000378:metabolism*; D004926:Escherichia coli / Q000201:enzymology / Q000235:genetics; D006801:Humans; D063208:Methionyl Aminopeptidases; D008969:Molecular Sequence Data; D017433:Protein Structure, Secondary; D017386:Sequence Homology, Amino Acid; D014512:Ureohydrolases / Q000235:genetics / Q000378:metabolism*
chemical_list: D000626:Aminopeptidases; D063208:Methionyl Aminopeptidases; D004150:Dipeptidases; C022449:proline dipeptidase; D014512:Ureohydrolases; C019944:creatinase