>tr|F6UU57|F6UU57_HORSE Histone H2A/H2B/H3 domain-containing protein OS=Equus caballus SPARSRAPAAGTAACGSAARWTSAKVRLEVLRDLAHQPLERQLADQQLGGLLSAPATGGV KKPHRYRPGTVALREIRRYQKSTELLIRKLPFQRLVREIAQDFKTDLRFQSSAVMALQEA SEAYLVGLFEDTNLCAIHAKRVTIMPKDIQLARRIRGERA