Structure analysis

Crystal Structure of Engineered Trimeric Cortexillin-1 Coiled-Coil Variant

X-ray diffraction
1.65Å resolution
Source organism: Dictyostelium discoideum
Assembly composition:
homo trimer (preferred)
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: homo trimer
Accessible surface area: 5161.6 Å2
Buried surface area: 3662.03 Å2
Dissociation area: 1,116.05 Å2
Dissociation energy (ΔGdiss): 12.53 kcal/mol
Dissociation entropy (TΔSdiss): 9.06 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-176245
Assembly 2
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Multimeric state: homo trimer
Accessible surface area: 5280.98 Å2
Buried surface area: 2736.04 Å2
Dissociation area: 1,332.08 Å2
Dissociation energy (ΔGdiss): 7.49 kcal/mol
Dissociation entropy (TΔSdiss): 17.25 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-176245
Assembly 3
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Multimeric state: homo trimer
Accessible surface area: 5188.15 Å2
Buried surface area: 2558.07 Å2
Dissociation area: 1,279.03 Å2
Dissociation energy (ΔGdiss): 7.05 kcal/mol
Dissociation entropy (TΔSdiss): 16.87 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-176245
Assembly 4
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Multimeric state: homo trimer
Accessible surface area: 5338.63 Å2
Buried surface area: 2498.87 Å2
Dissociation area: 764.56 Å2
Dissociation energy (ΔGdiss): 8.32 kcal/mol
Dissociation entropy (TΔSdiss): 8.43 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-176245

Macromolecules

Chains: A, B, C, D, E, F, G, H, I, J, K, L
Length: 27 amino acids
Theoretical weight: 3.13 KDa
Source organism: Dictyostelium discoideum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q54HG2 (Residues: 303-328; Coverage: 6%)
Gene names: DDB_G0289483, ctxA

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