title: Occurrence of a serine residue in the penicillin-binding site of the exocellular DD-carboxy-peptidase-transpeptidase from Streptomyces R61.
mesh_terms: D000595:Amino Acid Sequence; D001665:Binding Sites; D002268:Carboxypeptidases / Q000378:metabolism; D002267:Muramoylpentapeptide Carboxypeptidase / Q000378:metabolism; D010400:Penicillin G; D010446:Peptide Fragments / Q000032:analysis; D011402:Pronase; D012694:Serine / Q000032:analysis*; D013302:Streptomyces / Q000201:enzymology*; D013820:Thermolysin; D014357:Trypsin
chemical_list: D010446:Peptide Fragments; D012694:Serine; D002268:Carboxypeptidases; D002267:Muramoylpentapeptide Carboxypeptidase; D014357:Trypsin; D011402:Pronase; D013820:Thermolysin; D010400:Penicillin G