>2KVM_1|Chain A|Chromobox protein homolog 7|Mus musculus (10090) GSHMELSAIGEQVFAVESIRKKRVRKGKVEYLVKWKGWPPKYSTWEPEEHILDPRLVMAYEEKEERDRASGYRK >2KVM_2|Chain B|histone H3 peptide (residues 15-30) with dimethylated lysine 27| APRKQLATKAARKSAP