X-ray crystal structure of AmpC beta-lactamase from E. coli

Structure-based approach for binding site identification on AmpC beta-lactamase.

APQQINDIVHRTITPLIEQQKIPGMAVAVIYQGKPYYFTWGYADIAKKQPVTQQTLFELGSVSKTFTGVLGGDAIARGEI
KLSDPTTKYWPELTAKQWNGITLLHLATYTAGGLPLQVPDEVKSSSDLLRFYQNWQPAWAPGTQRLYANSSIGLFGALAV
KPSGLSFEQAMQTRVFQPLKLNHTWINVPPAEEKNYAWGYREGKAVHVSPGALDAEAYGVKSTIEDMARWVQSNLKPLDI
NEKTLQQGIQLAQSRYWQTGDMYQGLGWEMLDWPVNPDSIINGSDNKIALAARPVKAITPPTPAVRASWVHKTGATGGFG
SYVAFIPEKELGIVMLANKNYPNPARVDAAWQILNALQ

1.7 M potassium phosphate, pH 8.7, VAPOR DIFFUSION, HANGING DROP, temperature 296K

AmpC beta-lactamase from E. coli at 2.0 A resolution

AmpC in complex with 3-nitrophenylboronic acid

AmpC in complex with 4-carboxyphenylboronic acid

AmpC in complex with 4-(carboxyvin-2-yl)-phenylboronic acid

AmpC in complex with 4,4'-biphenyldiboronic acid

Residues 285-290 of chain A were not seen in the electron density.

cephalosporinase, beta-lactamase, serine hydrolase, HYDROLASE