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4ZBE

Crystal structure of KPC-2 beta-lactamase complexed with avibactam

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 Residues5
Detailsbinding site for residue CIT A 301
ChainResidue
AARG160
ALYS211
AALA229
ATRP250
AHOH465

site_idAC2
Number of Residues16
Detailsbinding site for residue NXL A 302
ChainResidue
AASN131
AGLU165
AASN169
ATHR215
ALYS233
ATHR234
AGLY235
ATHR236
AARG254
AHOH401
AHOH543
AHOH554
ACYS68
ASER69
ALYS72
ASER129

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsACT_SITE: Nucleophile; acyl-ester intermediate => ECO:0000269|PubMed:33257320, ECO:0007744|PDB:6Z23, ECO:0007744|PDB:6Z24
ChainResidueDetails
ASER69

site_idSWS_FT_FI2
Number of Residues1
DetailsACT_SITE: Proton acceptor => ECO:0000250
ChainResidueDetails
AGLU167

site_idSWS_FT_FI3
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:28388065, ECO:0000269|PubMed:33257320, ECO:0007744|PDB:5UJ3, ECO:0007744|PDB:6Z23, ECO:0007744|PDB:6Z24
ChainResidueDetails
ASER69
ATHR236

site_idSWS_FT_FI4
Number of Residues1
DetailsBINDING: BINDING => ECO:0000269|PubMed:28388065, ECO:0007744|PDB:5UJ3
ChainResidueDetails
ALYS72

site_idSWS_FT_FI5
Number of Residues1
DetailsBINDING: BINDING => ECO:0000269|PubMed:33257320, ECO:0000312|PDB:6Z24
ChainResidueDetails
ATRP104

site_idSWS_FT_FI6
Number of Residues1
DetailsBINDING: BINDING => ECO:0000269|PubMed:28388065, ECO:0000269|PubMed:33257320, ECO:0007744|PDB:5UJ3, ECO:0007744|PDB:6Z23
ChainResidueDetails
ASER129

site_idSWS_FT_FI7
Number of Residues1
DetailsBINDING: BINDING => ECO:0000269|PubMed:33257320, ECO:0007744|PDB:6Z23, ECO:0007744|PDB:6Z24
ChainResidueDetails
AASN131

site_idSWS_FT_FI8
Number of Residues1
DetailsBINDING: BINDING => ECO:0000269|PubMed:28388065, ECO:0007744|PDB:5UJ3, ECO:0007744|PDB:6Z24
ChainResidueDetails
ATHR234

237735

PDB entries from 2025-06-18

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