Structure analysis

DNA polymerase sliding clamp from Escherichia coli with peptide 20 bound

X-ray diffraction
2.19Å resolution
Assembly composition:
hetero tetramer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero tetramer
Accessible surface area: 32561.68 Å2
Buried surface area: 5447.1 Å2
Dissociation area: 1,264.98 Å2
Dissociation energy (ΔGdiss): 1.65 kcal/mol
Dissociation entropy (TΔSdiss): 14.29 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-141842
Assembly 2
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Multimeric state: hetero tetramer
Accessible surface area: 32821.45 Å2
Buried surface area: 5912.31 Å2
Dissociation area: 1,132.08 Å2
Dissociation energy (ΔGdiss): 6.63 kcal/mol
Dissociation entropy (TΔSdiss): 13.36 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-141842

Macromolecules

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Chains: H, I, J, K
Length: 6 amino acids
Theoretical weight: 827 Da
Source organism: synthetic construct
Expression system: Not provided

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