Enzymes involved in penicillin, cephalosporin and cephamycin biosynthesis.

Acremonium/enzymology Amino Acid Isomerases/metabolism Amino Acid Sequence Bacterial Proteins Base Sequence Cephalosporins/metabolism Cephamycins/metabolism Enzymes/genetics,metabolism Intramolecular Transferases Isomerases/genetics,metabolism Molecular Sequence Data Oxidoreductases Oxygenases/metabolism Penicillin-Binding Proteins Penicillins/metabolism Penicillium/enzymology Peptide Synthases Streptomyces/enzymology

Bacterial Proteins Cephalosporins Cephamycins Enzymes Penicillin-Binding Proteins Penicillins Oxidoreductases Oxygenases deacetoxycephalosporin C hydroxylase isopenicillin N synthetase Isomerases Amino Acid Isomerases isopenicillin N epimerase Intramolecular Transferases deacetoxycephalosporin C synthetase Peptide Synthases alpha-aminoadipyl-cysteinyl-valine synthetase