>3H91_1|Chains A, B|Chromobox protein homolog 2|Homo sapiens (9606)
EQVFAAECILSKRLRKGKLEYLVKWRGWSSKHNSWEPEENILDPRLLLAFQKKE
>3H91_2|Chains C, D|H3K27 peptide|null (8355)
QLATKAARKSAPATG