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4S2K

OXA-48 in complex with Avibactam at pH 7.5

Functional Information from GO Data
ChainGOidnamespacecontents
A0008658molecular_functionpenicillin binding
A0008800molecular_functionbeta-lactamase activity
A0017001biological_processantibiotic catabolic process
B0008658molecular_functionpenicillin binding
B0008800molecular_functionbeta-lactamase activity
B0017001biological_processantibiotic catabolic process
C0008658molecular_functionpenicillin binding
C0008800molecular_functionbeta-lactamase activity
C0017001biological_processantibiotic catabolic process
D0008658molecular_functionpenicillin binding
D0008800molecular_functionbeta-lactamase activity
D0017001biological_processantibiotic catabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues12
DetailsBINDING SITE FOR RESIDUE NXL A 301
ChainResidue
AALA69
AARG250
AHOH521
AHOH527
ASER70
ASER118
AVAL120
ALEU158
ALYS208
ATHR209
AGLY210
ATYR211

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE NXL B 301
ChainResidue
BALA69
BSER70
BSER118
BVAL120
BLEU158
BLYS208
BTHR209
BGLY210
BTYR211
BARG250
BHOH510
BHOH524
BHOH531

site_idAC3
Number of Residues10
DetailsBINDING SITE FOR RESIDUE NXL C 301
ChainResidue
CALA69
CSER70
CSER118
CVAL120
CLEU158
CLYS208
CTHR209
CGLY210
CTYR211
CARG250

site_idAC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE NXL D 301
ChainResidue
DALA69
DSER70
DSER118
DVAL120
DLEU158
DLYS208
DTHR209
DGLY210
DTYR211
DARG250

Functional Information from PROSITE/UniProt
site_idPS00337
Number of Residues11
DetailsBETA_LACTAMASE_D Beta-lactamase class-D active site. PaSTFKIPnSL
ChainResidueDetails
APRO68-LEU78

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Acyl-ester intermediate","evidences":[{"source":"PIRSR","id":"PIRSR602137-50","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"25406838","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26731698","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31358584","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"32150407","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4WMC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5FAQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5FAS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6P97","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6P98","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6P99","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6P9C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6V1O","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"Q8RLA6","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P13661","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues4
DetailsModified residue: {"description":"N6-carboxylysine","evidences":[{"source":"PIRSR","id":"PIRSR602137-50","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"19477418","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25406838","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3HBR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4WMC","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

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PDB entries from 2025-11-05

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