>1Q3L_1|Chain A|Heterochromatin protein 1|Drosophila melanogaster (7227) MKKHHHHHHAEEEEEEYAVEKIIDRRVRKGMVEYYLKWKGYPETENTWEPENNLDCQDLIQQYEASRKD >1Q3L_2|Chain B[auth P]|Histone H3|null ARTKQTARKSTGGKAY