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CRYSTAL STRUCTURE OF TEM-1 BETA-LACTAMASE / BETA-LACTAMASE INHIBITOR PROTEIN COMPLEX

X-ray diffraction
1.73Å resolution
PDB entry 1jtg coloured by chain, front view.
PDB entry 1jtg coloured by chain, side view.
PDB entry 1jtg coloured by chain, top view.
Source organisms:
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Beta-lactamase TEM and Beta-lactamase inhibitory protein
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Multimeric state: hetero dimer
Accessible surface area: 16561.51 Å2
Buried surface area: 2683.32 Å2
Dissociation area: 1,297.67 Å2
Dissociation energy (ΔGdiss): 4.11 kcal/mol
Dissociation entropy (TΔSdiss): 12.33 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-153025
Assembly 2
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Assembly Name: Beta-lactamase TEM and Beta-lactamase inhibitory protein
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Multimeric state: hetero dimer
Accessible surface area: 16556.25 Å2
Buried surface area: 2620.55 Å2
Dissociation area: 1,266.25 Å2
Dissociation energy (ΔGdiss): 7.71 kcal/mol
Dissociation entropy (TΔSdiss): 12.32 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-153025

Macromolecules

Beta-lactamase TEM
Chains: A, C
Length: 263 amino acids
Theoretical weight: 28.98 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P62593 (Residues: 24-286; Coverage: 100%)
Gene names: bla, blaT-3, blaT-4, blaT-5, blaT-6
Pfam:
InterPro:
CATH: DD-peptidase/beta-lactamase superfamily
SCOP: beta-Lactamase/D-ala carboxypeptidase
Beta-lactamase TEM in PDB entry 1jtg, assembly 1, front view.
Beta-lactamase TEM in PDB entry 1jtg, assembly 1, side view.
Beta-lactamase TEM in PDB entry 1jtg, assembly 1, top view.
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Beta-lactamase inhibitory protein
Chains: B, D
Length: 165 amino acids
Theoretical weight: 17.56 KDa
Source organism: Streptomyces clavuligerus
Expression system: Escherichia coli
UniProt:
  • Canonical: P35804 (Residues: 37-201; Coverage: 100%)
Pfam: Beta-lactamase inhibitor (BLIP)
InterPro:
CATH: Beta-lactamase Inhibitory Protein; Chain:B, domain 1
SCOP: beta-lactamase-inhibitor protein, BLIP
Beta-lactamase inhibitory protein in PDB entry 1jtg, assembly 1, front view.
Beta-lactamase inhibitory protein in PDB entry 1jtg, assembly 1, side view.
Beta-lactamase inhibitory protein in PDB entry 1jtg, assembly 1, top view.
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