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5U53

CTX-M-14 E166A with acylated ceftazidime molecule

Functional Information from GO Data
ChainGOidnamespacecontents
A0008800molecular_functionbeta-lactamase activity
A0016787molecular_functionhydrolase activity
A0017001biological_processantibiotic catabolic process
A0030655biological_processbeta-lactam antibiotic catabolic process
A0046677biological_processresponse to antibiotic
Functional Information from PDB Data
site_idAC1
Number of Residues22
Detailsbinding site for residue CAZ A 301
ChainResidue
ASER39
AASN170
ALYS234
ATHR235
AGLY236
ASER237
AGLY238
AASP240
AHOH412
AHOH430
AHOH437
ACYS69
AHOH471
AHOH566
AHOH600
ASER70
AASN104
ATYR105
AASN114
ASER130
AASN132
APRO167

site_idAC2
Number of Residues7
Detailsbinding site for residue NO3 A 302
ChainResidue
ASER70
ALYS73
AASN132
AMET135
AALA166
ALEU169
AASN170

site_idAC3
Number of Residues5
Detailsbinding site for residue NO3 A 303
ChainResidue
AARG43
AARG65
AGLY175
AHOH478
AHOH567

Functional Information from PROSITE/UniProt
site_idPS00146
Number of Residues16
DetailsBETA_LACTAMASE_A Beta-lactamase class-A active site. FpMCSTsKvmaAAAVL
ChainResidueDetails
APHE66-LEU81

247536

PDB entries from 2026-01-14

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