X-ray diffraction
1.99Å resolution

Crystal structure of CIB1, an EF-hand, integrin and kinase-binding protein


Function and Biology Details

Biochemical function:
Cellular component:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Calcium and integrin-binding protein 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 183 amino acids
Theoretical weight: 20.98 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q99828 (Residues: 9-191; Coverage: 96%)
Gene names: CIB, CIB1, KIP, PRKDCIP
Structure domains: EF-hand

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-ID
Spacegroup: P21
Unit cell:
a: 56.663Å b: 51.009Å c: 77.214Å
α: 90° β: 103.12° γ: 90°
R R work R free
0.214 0.212 0.257
Expression system: Escherichia coli BL21(DE3)