Table 1.
| Histone | Somatic variant | Gametogenic variant | Testis-specific variant |
|---|---|---|---|
| H1 | H1b, H1c, H1d, H1e, H1° | H1a | H1t, HILS1 |
| H2A | H2A.1, H2A.2, H2A.Z | H2A.X | TH2A |
| H2B | H2B.1 | – | TH2B |
| H3 | H3.1, H3.2, H3.3 | – | TH3/H3t |
| H4 | No variants | No variants | No variants |
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