2yfw

X-ray diffraction
2.6Å resolution

Heterotetramer structure of Kluyveromyces lactis Cse4,H4

Released:
Primary publication:
Recognition of the centromere-specific histone Cse4 by the chaperone Scm3.
Proc Natl Acad Sci U S A 108 9367-71 (2011)
PMID: 21606327

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-179453 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Histone H3-like centromeric protein CSE4 Chains: A, C, E, G
Molecule details ›
Chains: A, C, E, G
Length: 92 amino acids
Theoretical weight: 10.75 KDa
Source organism: Kluyveromyces lactis NRRL Y-1140
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q6CTI2 (Residues: 93-184; Coverage: 50%)
Gene names: CSE4, KLLA0C12529g
Sequence domains: Core histone H2A/H2B/H3/H4
Structure domains: Histone, subunit A
Histone H4 Chains: B, D, F, H
Molecule details ›
Chains: B, D, F, H
Length: 103 amino acids
Theoretical weight: 11.44 KDa
Source organism: Kluyveromyces lactis NRRL Y-1140
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q6CMU6 (Residues: 1-103; Coverage: 100%)
Gene names: KLLA0_E08647g, KLLA0_E17601g
Sequence domains: Centromere kinetochore component CENP-T histone fold
Structure domains: Histone, subunit A

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 24-ID-E
Spacegroup: R3
Unit cell:
a: 169.479Å b: 169.479Å c: 81.215Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.221 0.218 0.276
Expression system: Escherichia coli BL21(DE3)