Histone H3.X

**Semantic type:** Amino Acid, Peptide, or Protein

**Definition:** Histone H3.X (147 aa, ~16 kDa) is encoded by the human H3Y2 gene. This protein may be involved in both transcriptional regulation and the formation of higher order chromatin structures.

**Synonyms:** - H3.X - H3.X - H3.Y.2 - H3Y2 - Histone H3.Y.2 - Histone H3.Y2