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Staphylococcus epidermidis TcaR in complex with penicillin G

X-ray diffraction
2.55Å resolution
PDB entry 3kp2 coloured by chain, front view.
PDB entry 3kp2 coloured by chain, side view.
PDB entry 3kp2 coloured by chain, top view.
Source organism: Staphylococcus epidermidis RP62A
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: HTH marR-type domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 15359.38 Å2
Buried surface area: 7015.47 Å2
Dissociation area: 2,969.73 Å2
Dissociation energy (ΔGdiss): 39.75 kcal/mol
Dissociation entropy (TΔSdiss): 12.84 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-177229

Macromolecules

HTH marR-type domain-containing protein
Chains: A, B
Length: 151 amino acids
Theoretical weight: 17.38 KDa
Source organism: Staphylococcus epidermidis RP62A
Expression system: Escherichia coli
UniProt:
  • Canonical: Q5HLN6 (Residues: 1-151; Coverage: 100%)
Gene names: SERP1949, tcaR
Pfam: MarR family
InterPro:
CATH: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
HTH marR-type domain-containing protein in PDB entry 3kp2, assembly 1, front view.
HTH marR-type domain-containing protein in PDB entry 3kp2, assembly 1, side view.
HTH marR-type domain-containing protein in PDB entry 3kp2, assembly 1, top view.
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