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8xjv

Electron Microscopy
3.6Å resolution

Structural basis for the linker histone H5-nucleosome binding and chromatin compaction

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero 110-mer (preferred)
PDBe Complex ID:
PDB-CPX-275692 (preferred)
Entry contents:
5 distinct polypeptide molecules
2 distinct DNA molecules
Macromolecules (7 distinct):
Histone H2A Chains: A, Ae, B, C, D, E, F, G, H, I, K, L, aj, ak, al, am, an, ao, ap, aq, ar, as, at, au
Molecule details ›
Chains: A, Ae, B, C, D, E, F, G, H, I, K, L, aj, ak, al, am, an, ao, ap, aq, ar, as, at, au
Length: 130 amino acids
Theoretical weight: 14.11 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q6AZJ8 (Residues: 1-130; Coverage: 100%)
Gene names: LOC494591, h2ac14.L, hist1h2aj, hist1h2aj.L
Sequence domains:
Histone H2B 1.1 Chains: Aa, Ab, Ac, Ad, Af, Ag, At, J, M, N, O, P, Q, R, S, T, U, V, W, av, aw, ax, ay, az
Molecule details ›
Chains: Aa, Ab, Ac, Ad, Af, Ag, At, J, M, N, O, P, Q, R, S, T, U, V, W, av, aw, ax, ay, az
Length: 123 amino acids
Theoretical weight: 13.64 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: P02281 (Residues: 5-126; Coverage: 97%)
Sequence domains: Core histone H2A/H2B/H3/H4
Histone H3 Chains: X, Y, Z, a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u
Molecule details ›
Chains: X, Y, Z, a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s, t, u
Length: 136 amino acids
Theoretical weight: 15.44 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: A0A310TTQ1 (Residues: 1-136; Coverage: 100%)
Gene names: LOC108703785, LOC121398065, LOC121398067
Sequence domains: Core histone H2A/H2B/H3/H4
Histone H4 Chains: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, CD, a2, a3, a4, a5, a6, a7, a8, a9, v, w, x, y, z
Molecule details ›
Chains: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, CD, a2, a3, a4, a5, a6, a7, a8, a9, v, w, x, y, z
Length: 103 amino acids
Theoretical weight: 11.39 KDa
Source organism: Xenopus laevis
Expression system: Escherichia coli
UniProt:
  • Canonical: P62799 (Residues: 1-103; Coverage: 100%)
Sequence domains: Centromere kinetochore component CENP-T histone fold
Histone H5 Chains: Ah, Ai, Aj, Ak, Al, Am, An, Ao, Ap, Aq, Ar, As
Molecule details ›
Chains: Ah, Ai, Aj, Ak, Al, Am, An, Ao, Ap, Aq, Ar, As
Length: 196 amino acids
Theoretical weight: 21.63 KDa
Source organism: Gallus gallus
Expression system: Escherichia coli
UniProt:
  • Canonical: P02259 (Residues: 1-190; Coverage: 100%)
Sequence domains: linker histone H1 and H5 family
DNA Chain: Au
Molecule details ›
Chain: Au
Length: 2124 nucleotides
Theoretical weight: 651.87 KDa
DNA Chain: Av
Molecule details ›
Chain: Av
Length: 2124 nucleotides
Theoretical weight: 660.63 KDa

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.6Å
Relevant EMDB volumes: EMD-38407
Expression system: Escherichia coli