| Class a: All alpha proteins [46456] (286 folds) |
| Fold a.22: Histone-fold [47112] (1 superfamily) core: 3 helices; long middle helix is flanked at each end with shorter ones |
Superfamily a.22.1: Histone-fold [47113] (5 families) ![]() |
| Family a.22.1.2: Archaeal histone [47129] (1 protein) |
| Protein Archaeal histone [68897] (4 species) |
| Species Pyrococcus horikoshii [TaxId:53953] [101106] (1 PDB entry) |
| Domain d1ku5a_: 1ku5 A: [91035] complexed with act, so4 |
| Domain d1ku5b_: 1ku5 B: [91036] complexed with act, so4 |
Timeline for Species Pyrococcus horikoshii [TaxId:53953] from a.22.1.2 Archaeal histone: