Structure analysis

Crystal Structure of Calcium-loaded S100B bound to SC1990

X-ray diffraction
1.26Å resolution
Source organism: Bos taurus
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: homo dimer
Accessible surface area: 9600 Å2
Buried surface area: 4200 Å2
Dissociation area: 1,700 Å2
Dissociation energy (ΔGdiss): 20 kcal/mol
Dissociation entropy (TΔSdiss): 12 kcal/mol
Interface energy (ΔGint): -78 kcal/mol
Symmetry number: 2

Macromolecules

Chain: A
Length: 92 amino acids
Theoretical weight: 10.68 KDa
Source organism: Bos taurus
Expression system: Escherichia coli
UniProt:
  • Canonical: P02638 (Residues: 1-92; Coverage: 100%)
Gene name: S100B
Pfam:
InterPro:
CATH: EF-hand

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