PDBe 3d10

X-ray diffraction
1.65Å resolution

Crystal Structure of S100B in the Calcium and Zinc Loaded State at pH 10.0


Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Protein S100-B Chains: A, B
Molecule details ›
Chains: A, B
Length: 92 amino acids
Theoretical weight: 10.73 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: P04271 (Residues: 1-92; Coverage: 100%)
Gene name: S100B
Sequence domains:
Structure domains: EF-hand

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P21
Unit cell:
a: 34.75Å b: 58.18Å c: 47.85Å
α: 90° β: 111.08° γ: 90°
R R work R free
0.212 0.209 0.275
Expression system: Escherichia coli BL21(DE3)