6ke9

X-ray diffraction
2.22Å resolution

The Human Telomeric Nucleosome Displays Distinct Structural and Dynamic Properties

Released:

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero decamer (preferred)
Entry contents:
4 distinct polypeptide molecules
2 distinct DNA molecules
Macromolecules (6 distinct):
Histone H3.1 Chains: A, E
Molecule details ›
Chains: A, E
Length: 96 amino acids
Theoretical weight: 11.27 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P68431 (Residues: 41-136; Coverage: 71%)
Gene names: H3C1, H3C10, H3C11, H3C12, H3C2, H3C3, H3C4, H3C6, H3C7, H3C8, H3FA, H3FB, H3FC HIST1H3C, H3FD, H3FF, H3FH, H3FI, H3FJ, H3FK, H3FL, HIST1H3A, HIST1H3B, HIST1H3D, HIST1H3E, HIST1H3F, HIST1H3G, HIST1H3H, HIST1H3I, HIST1H3J
Histone H4 Chains: B, F
Molecule details ›
Chains: B, F
Length: 87 amino acids
Theoretical weight: 9.99 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P62805 (Residues: 17-103; Coverage: 85%)
Gene names: H4-16, H4/A, H4/B, H4/C, H4/D, H4/E, H4/G, H4/H, H4/I, H4/J, H4/K, H4/M, H4/N, H4/O, H4C1, H4C11, H4C12, H4C13, H4C14, H4C15, H4C2, H4C3, H4C4, H4C5, H4C6, H4C8, H4C9, H4F2, H4FA, H4FB, H4FC, H4FD, H4FE, H4FG, H4FH, H4FI, H4FJ, H4FK, H4FM, H4FN, H4FO, HIST1H4A, HIST1H4B, HIST1H4C, HIST1H4D, HIST1H4E, HIST1H4F, HIST1H4H, HIST1H4I, HIST1H4J, HIST1H4K, HIST1H4L, HIST2H4, HIST2H4A, HIST2H4B, HIST4H4
Sequence domains: Centromere kinetochore component CENP-T histone fold
Histone H2A type 1-B/E Chains: C, G
Molecule details ›
Chains: C, G
Length: 105 amino acids
Theoretical weight: 11.51 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P04908 (Residues: 15-119; Coverage: 81%)
Gene names: H2AC4, H2AC8, H2AFA, H2AFM, HIST1H2AB, HIST1H2AE
Histone H2B type 1-K Chains: D, H
Molecule details ›
Chains: D, H
Length: 95 amino acids
Theoretical weight: 10.61 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: O60814 (Residues: 32-126; Coverage: 75%)
Gene names: H2BC12, H2BFT, HIRIP1, HIST1H2BK
Human telomeric DNA (145-MER) Chain: I
Molecule details ›
Chain: I
Length: 145 nucleotides
Theoretical weight: 46.02 KDa
Human Telomeric DNA (145-MER) Chain: J
Molecule details ›
Chain: J
Length: 145 nucleotides
Theoretical weight: 43.48 KDa

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P212121
Unit cell:
a: 106.133Å b: 109.319Å c: 176.969Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.205 0.204 0.23
Expression system: Escherichia coli