Wild-type His1 gene in the context of a histone gene repeat unit.
Wild-type His2A gene in the context of a histone gene repeat unit.
Wild-type His2B gene in the context of a histone gene repeat unit.
Wild-type His4 gene in the context of a histone gene repeat unit.
Comment: decreased with each nuclear cycle
The level of His3 reporter in the nucleus falls by 65% between nuclear cycles 10 and 13 in early embryogenesis.