Histone H4
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Histone H4 is one of the 5 main histone proteins involved in the structure of chromatin in eukaryotic cells. Featuring a main globular domain and a long N terminal tail H4 is involved with the structure of the nucleosomes of the 'beads on a string' structure. See nucleosome, histone and chromatin.
Other histone proteins involved: H1 H2A H2B H3