2KVM: CBX7 chromodomain

Solution structure of the CBX7 chromodomain in complex with a H3K27me2 peptide. Determined by solution NMR. Released 30 Jun 2010.

Method
Solution NMR
Organism
Mus musculus
Chains
2
Atoms
724
Mol. weight
10.56 kDa
Released
30 Jun 2010

Explore 2KVM in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

2KVM contains 2 α-helices and 3 β-strands across 1 chain. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.

Chain A: 2 helices, 3 β-strands

ElementResiduesLengthSheet
β-strand13-22101
β-strand25-3281
α-helix37-393
β-strand41-4441
α-helix51-6515

Molecules and chains

MoleculeChainsTypeLengthOrganismUniProt
Chromobox protein homolog 7Aprotein74Mus musculusQ8VDS3 (AlphaFold model)
histone H3 peptide (residues 15-30) with dimethylated lysine 27Bprotein16
Sequence of entity 1 (A), FASTA
>2KVM_1 Chromobox protein homolog 7 (chains A)
GSHMELSAIGEQVFAVESIRKKRVRKGKVEYLVKWKGWPPKYSTWEPEEHILDPRLVMAY
EEKEERDRASGYRK
Sequence of entity 2 (B), FASTA
>2KVM_2 histone H3 peptide (residues 15-30) with dimethylated lysine 27 (chains B)
APRKQLATKAARKSAP

Primary citation

Molecular interplay of the noncoding RNA ANRIL and methylated histone H3 lysine 27 by polycomb CBX7 in transcriptional silencing of INK4a. Yap, K.L., Li, S., Munoz-Cabello, A.M. et al. Mol Cell (2010) 38:662-674. DOI 10.1016/j.molcel.2010.03.021 · PubMed

Other PDB entries of the same protein (UniProt Q8VDS3 (AlphaFold model), which also has an AlphaFold model), best resolution first:

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