>1S4Z_1|Chains A, B|Chromobox protein homolog 1|Mus musculus (10090)
HMKEESEKPRGFARGLEPERIIGATDSSGELMFLMKWKNSDEADLVPAKEANVKCPQVVISFYEERLTWHSYPSD
>1S4Z_2|Chain C|Chromatin assembly factor 1 subunit A|Mus musculus (10090)
GSKAGDLLFIEKVPVVVLEDILATKPSIAS