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3C4O

Crystal Structure of the SHV-1 Beta-lactamase/Beta-lactamase inhibitor protein (BLIP) E73M/S130K/S146M complex

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
B0005515molecular_functionprotein binding
B0005576cellular_componentextracellular region
B0033252biological_processregulation of beta-lactamase activity
Functional Information from PDB Data
site_idAC1
Number of Residues3
DetailsBINDING SITE FOR RESIDUE SO4 A 507
ChainResidue
ASER271
AMET272
BTHR140

site_idAC2
Number of Residues1
DetailsBINDING SITE FOR RESIDUE SO4 A 508
ChainResidue
AARG198

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

site_idSWS_FT_FI4
Number of Residues75
DetailsRepeat: {"description":"1","evidences":[{"source":"PubMed","id":"8145854","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues85
DetailsRepeat: {"description":"2","evidences":[{"source":"PubMed","id":"8145854","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

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

239492

PDB entries from 2025-07-30

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