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Crystal structure of Rhino chromodomain in complex with H3K9me3

X-ray diffraction
1.8Å resolution
PDB entry 4u68 coloured by chain, front view.
PDB entry 4u68 coloured by chain, side view.
PDB entry 4u68 coloured by chain, top view.
Source organism: Drosophila melanogaster
Assembly composition:
hetero tetramer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Histone H3 and Chromo domain-containing protein rhino
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Multimeric state: hetero tetramer
Accessible surface area: 8870.36 Å2
Buried surface area: 3803.23 Å2
Dissociation area: 720.27 Å2
Dissociation energy (ΔGdiss): 1.76 kcal/mol
Dissociation entropy (TΔSdiss): 10.66 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-221664
Assembly 2
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Assembly Name: Histone H3 and Chromo domain-containing protein rhino
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Multimeric state: hetero tetramer
Accessible surface area: 8024.11 Å2
Buried surface area: 3805.13 Å2
Dissociation area: 736.77 Å2
Dissociation energy (ΔGdiss): 2.56 kcal/mol
Dissociation entropy (TΔSdiss): 10.41 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-221664

Macromolecules

Chromo domain-containing protein rhino
Chains: A, B, C
Length: 75 amino acids
Theoretical weight: 8.44 KDa
Source organism: Drosophila melanogaster
Expression system: Escherichia coli
UniProt:
  • Canonical: Q7JXA8 (Residues: 20-90; Coverage: 17%)
Gene names: CG10683, HP1, HP1D, rhi, rhino
Pfam: Chromo (CHRromatin Organisation MOdifier) domain
InterPro:
CATH: OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Chromo domain-containing protein rhino in PDB entry 4u68, assembly 1, front view.
Chromo domain-containing protein rhino in PDB entry 4u68, assembly 1, side view.
Chromo domain-containing protein rhino in PDB entry 4u68, assembly 1, top view.
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Histone H3
Chains: D, E, F
Length: 11 amino acids
Theoretical weight: 1.21 KDa
Source organism: Drosophila melanogaster
Expression system: Not provided
UniProt:
  • Canonical: P02299 (Residues: 5-15; Coverage: 8%)
Gene names: CG31613, CG33803, CG33806, CG33809, CG33812, CG33815, CG33818, CG33821, CG33824, CG33827, CG33830, CG33833, CG33836, CG33839, CG33842, CG33845, CG33848, CG33851, CG33854, CG33857, CG33860, CG33863, CG33866, His3, His3:CG31613, His3:CG33803, His3:CG33806, His3:CG33809, His3:CG33812, His3:CG33815, His3:CG33818, His3:CG33821, His3:CG33824, His3:CG33827, His3:CG33830, His3:CG33833, His3:CG33836, His3:CG33839, His3:CG33842, His3:CG33845, His3:CG33848, His3:CG33851, His3:CG33854, His3:CG33857, His3:CG33860, His3:CG33863, His3:CG33866
Histone H3 in PDB entry 4u68, assembly 1, front view.
Histone H3 in PDB entry 4u68, assembly 1, side view.
Histone H3 in PDB entry 4u68, assembly 1, top view.
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