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1ONG

SHV-1 beta-lactamase with a penem inhibitor

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 Residues24
DetailsBINDING SITE FOR RESIDUE MA4 A 300
ChainResidue
AARG93
AILE263
AILE279
AALA280
AGLY283
AALA284
AGLU288
AHOH517
AHOH564
AHOH586
AHOH619
AILE95
AHOH630
AHOH638
AHOH675
AHOH687
AHOH798
AHIS96
AARG98
AVAL224
ALEU225
APRO226
AALA248
AVAL261

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE WY4 A 400
ChainResidue
AMET69
ASER70
ATYR105
ASER130
AASN132
AGLU166
AASN170
AGLY236
AALA237
AHOH501
AHOH627
AHOH760

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

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Nucleophile; acyl-ester intermediate","evidences":[{"source":"UniProtKB","id":"A0A5R8T042","evidenceCode":"ECO:0000250"},{"source":"PROSITE-ProRule","id":"PRU10101","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsActive site: {"description":"Proton acceptor"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"A0A5R8T042","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues4
DetailsAnnotated By Reference To The Literature 1btl
ChainResidueDetails
AGLU166
ALYS73
ASER130
ASER70

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PDB entries from 2025-07-23

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