3b0b

X-ray diffraction
2.15Å resolution

Crystal structure of the chicken CENP-S/CENP-X complex

Released:

Function and Biology Details

Biological process:
Cellular component:

Structure analysis Details

Assemblies composition:
hetero tetramer
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-122769 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Centromere protein S Chains: A, B
Molecule details ›
Chains: A, B
Length: 107 amino acids
Theoretical weight: 12.07 KDa
Source organism: Gallus gallus
Expression system: Escherichia coli
UniProt:
  • Canonical: E1BSW7 (Residues: 2-106; Coverage: 76%)
Gene names: APITD1, CENPS
Sequence domains: CENP-S protein
Structure domains: Histone, subunit A
Centromere protein X Chains: C, D
Molecule details ›
Chains: C, D
Length: 81 amino acids
Theoretical weight: 9.41 KDa
Source organism: Gallus gallus
Expression system: Escherichia coli
UniProt:
  • Canonical: P0DJH7 (Residues: 1-80; Coverage: 100%)
Gene names: CENPX, STRA13
Sequence domains: CENP-S associating Centromere protein X
Structure domains:

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL38B1, SPRING-8 BEAMLINE BL44XU
Spacegroup: P61
Unit cell:
a: 48.741Å b: 48.741Å c: 345.633Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.19 0.186 0.235
Expression system: Escherichia coli