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Solution NMR structure of the Cbx3 in complex with H3K9me3 peptide

Solution NMR
PDB entry 2l11 coloured by chain, ensemble of 20 models, front view.
PDB entry 2l11 coloured by chain, ensemble of 20 models, side view.
PDB entry 2l11 coloured by chain, ensemble of 20 models, top view.
Source organisms:
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Chromobox protein homolog 3 and Histone H3.2
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Multimeric state: hetero dimer
Accessible surface area: 5052.69 Å2
Buried surface area: 1324.62 Å2
Dissociation area: 662.31 Å2
Dissociation energy (ΔGdiss): 2.46 kcal/mol
Dissociation entropy (TΔSdiss): 8.38 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-160857

Macromolecules

Chromobox protein homolog 3
Chain: A
Length: 54 amino acids
Theoretical weight: 6.35 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q13185 (Residues: 29-81; Coverage: 29%)
Gene name: CBX3
Pfam: Chromo (CHRromatin Organisation MOdifier) domain
InterPro:
CATH: OB fold (Dihydrolipoamide Acetyltransferase, E2P)
Chromobox protein homolog 3 in PDB entry 2l11, assembly 1, front view.
Chromobox protein homolog 3 in PDB entry 2l11, assembly 1, side view.
Chromobox protein homolog 3 in PDB entry 2l11, assembly 1, top view.
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Histone H3.2
Chain: B
Length: 15 amino acids
Theoretical weight: 1.61 KDa
Source organism: Xenopus laevis
Expression system: Not provided
UniProt:
  • Canonical: P84233 (Residues: 2-16; Coverage: 11%)
Histone H3.2 in PDB entry 2l11, assembly 1, front view.
Histone H3.2 in PDB entry 2l11, assembly 1, side view.
Histone H3.2 in PDB entry 2l11, assembly 1, top view.
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