Structure analysis

Crystal structure of a de novo designed hexameric helical-bundle protein

X-ray diffraction
2.7Å resolution
Source organism: synthetic construct
Assemblies composition:
hetero hexamer
hetero octamer (preferred)
Entry contents: 3 distinct polypeptide molecules

Assemblies

Assembly 1
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Multimeric state: hetero hexamer
Accessible surface area: 21287.77 Å2
Buried surface area: 14584.27 Å2
Dissociation area: 7,237.93 Å2
Dissociation energy (ΔGdiss): 106.94 kcal/mol
Dissociation entropy (TΔSdiss): 57.62 kcal/mol
Symmetry number: 6
PDBe Complex ID: PDB-CPX-167525
Assembly 2 (preferred)
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Multimeric state: hetero octamer
Accessible surface area: 22707.92 Å2
Buried surface area: 14624.64 Å2
Dissociation area: 119.52 Å2
Dissociation energy (ΔGdiss): -1.35 kcal/mol
Dissociation entropy (TΔSdiss): 2.97 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-167526

Macromolecules

Chains: A, B, C, D, E, F, H, I, J, K
Length: 69 amino acids
Theoretical weight: 7.93 KDa
Source organism: synthetic construct
Expression system: Escherichia coli BL21(DE3)

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Chains: G, L
Length: 69 amino acids
Theoretical weight: 7.9 KDa
Source organism: synthetic construct
Expression system: Escherichia coli BL21(DE3)

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