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Helix Bundle Quaternary Structure from alpha/beta-Peptide Foldamers: GCN4-pLI with beta-residues at b and f heptad positions.

X-ray diffraction
2Å resolution
PDB entry 2oxk coloured by chain, front view.
PDB entry 2oxk coloured by chain, side view.
PDB entry 2oxk coloured by chain, top view.
Source organism: Synthetic construct
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Hybrid alpha/beta peptide based on the gcn4-pli sequence; heptad positions b and f substituted with beta-amino acids
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Multimeric state: homo tetramer
Accessible surface area: 8434.43 Å2
Buried surface area: 9953.69 Å2
Dissociation area: 3,528.3 Å2
Dissociation energy (ΔGdiss): 50.88 kcal/mol
Dissociation entropy (TΔSdiss): 30.45 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-163135

Macromolecules

hybrid alpha/beta peptide based on the GCN4-pLI sequence; heptad positions b and f substituted with beta-amino acids
Chain: A
Length: 34 amino acids
Theoretical weight: 4.2 KDa
Source organism: Synthetic construct
Expression system: Not provided
InterPro: Basic-leucine zipper domain superfamily
hybrid alpha/beta peptide based on the GCN4-pLI sequence; heptad positions b and f substituted with beta-amino acids in PDB entry 2oxk, assembly 1, front view.
hybrid alpha/beta peptide based on the GCN4-pLI sequence; heptad positions b and f substituted with beta-amino acids in PDB entry 2oxk, assembly 1, side view.
hybrid alpha/beta peptide based on the GCN4-pLI sequence; heptad positions b and f substituted with beta-amino acids in PDB entry 2oxk, assembly 1, top view.
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