PDBe 2egd

X-ray diffraction
1.8Å resolution

Crystal structure of human S100A13 in the Ca2+-bound state

Released:
Source organism: Homo sapiens
Primary publication:
Structure of calcium-bound human S100A13 at pH 7.5 at 1.8 A resolution.
Acta Crystallogr. Sect. F Struct. Biol. Cryst. Commun. 64 70-6 (2008)
PMID: 18259052

Function and Biology Details

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Protein S100-A13 Chains: A, B
Molecule details ›
Chains: A, B
Length: 98 amino acids
Theoretical weight: 11.49 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q99584 (Residues: 1-98; Coverage: 100%)
Gene name: S100A13
Sequence domains: S-100/ICaBP type calcium binding domain
Structure domains: EF-hand

Ligands and Environments

1 bound ligand:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: P212121
Unit cell:
a: 39.774Å b: 59.287Å c: 77.624Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.195 0.234
Expression system: Escherichia coli BL21(DE3)