2NQB
Drosophila Nucleosome Structure
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (I, J) | alpha-satellite DNA | polymer | 146 | 45054.8 | 2 | Homo sapiens (human) | ||
| 2 | C, G (A, E) | Histone H3 | polymer | 135 | 15289.9 | 2 | UniProt (P02299) Pfam (PF00125) | Drosophila melanogaster (fruit fly) | |
| 3 | D, H (B, F) | Histone H4 | polymer | 103 | 11390.4 | 2 | UniProt (P84040) Pfam (PF15511) | Drosophila melanogaster (fruit fly) | |
| 4 | E, I (C, G) | Histone H2A | polymer | 123 | 13257.5 | 2 | UniProt (P84051) Pfam (PF00125) Pfam (PF16211) | Drosophila melanogaster (fruit fly) | |
| 5 | F, J (D, H) | Histone H2B | polymer | 123 | 13681.0 | 2 | UniProt (P02283) Pfam (PF00125) | Drosophila melanogaster (fruit fly) | |
| 6 | K, L, M, N, O... (I, J, A, B, C...) | water | water | 18.0 | 264 | Chemie (HOH) |
Sequence modifications
B, F: 1 - 102 (UniProt: P84040)
D, H: 1200 - 1322 (UniProt: P02283)
| PDB | External Database | Details |
|---|---|---|
| Ile 0 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Ile 1200 | - | expression tag |
| Thr 1240 | Lys 40 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 10 |
| Total formula weight | 197347.3 | |
| All* | Total formula weight | 197347.3 |
