title: Extending protein families through structural studies.
authors.affiliation: Chemistry Dept., University of York, UK.
authors.forename: J A
authors.initials: JA
authors.lastname: Brannigan
mesh_terms: D000595:Amino Acid Sequence; D018360:Crystallography, X-Ray; D004265:DNA Helicases / Q000737:chemistry / Q000235:genetics; D010399:Penicillin Amidase / Q000737:chemistry / Q000235:genetics; D011487:Protein Conformation; D011506:Proteins / Q000737:chemistry* / Q000235:genetics
chemical_list: D011506:Proteins; D010399:Penicillin Amidase; D004265:DNA Helicases