Research news · Phys.org
Three amino acids apart, two histones behave differently

Phys.org reported in November 2026 that researchers from Kyushu University found H3mm15, a histone H3.3 subvariant differing at only three amino acids, cannot be interchanged with conventional H3.3 and behaves differently in chromatin during spermatogenesis in mice.
Source: Small histone differences help shape gene regulation during sperm development (Phys.org)
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