Structure analysis

THE STRUCTURE OF TUMOR NECROSIS FACTOR-ALPHA AT 2.6 ANGSTROMS RESOLUTION. IMPLICATIONS FOR RECEPTOR BINDING

X-ray diffraction
2.6Å resolution
Source organism: Homo sapiens
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: 18400 Å2
Buried surface area: 7100 Å2
Dissociation area: 3,500 Å2
Dissociation energy (ΔGdiss): 29 kcal/mol
Dissociation entropy (TΔSdiss): 25 kcal/mol
Interface energy (ΔGint): -37 kcal/mol
Symmetry number: 3

Macromolecules

Chains: A, B, C
Length: 157 amino acids
Theoretical weight: 17.37 KDa
Source organism: Homo sapiens
Expression system: Not provided
UniProt:
  • Canonical: P01375 (Residues: 77-233; Coverage: 67%)
Gene names: TNF, TNFA, TNFSF2
Pfam: TNF(Tumour Necrosis Factor) family
InterPro:
CATH: Jelly Rolls
SCOP: TNF-like

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