2QBY
Crystal structure of a heterodimer of Cdc6/Orc1 initiators bound to origin DNA (from S. solfataricus)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (C) | DNA (33-MER) | polymer | 33 | 10200.6 | 1 | |||
| 2 | B (D) | DNA (33-MER) | polymer | 33 | 10093.5 | 1 | |||
| 3 | C (A) | Cell division control protein 6 homolog 1 | polymer | 386 | 43922.9 | 1 | UniProt (Q980N4) Pfam (PF13401) Pfam (PF22703) Pfam (PF09079) | Sulfolobus solfataricus | CDC6 homolog 1 |
| 4 | D (B) | Cell division control protein 6 homolog 3 | polymer | 384 | 43468.0 | 1 | UniProt (Q97WM8) Pfam (PF13401) Pfam (PF22703) Pfam (PF09079) | Sulfolobus solfataricus | CDC6 homolog 3 |
| 5 | E, F (C) | SPERMIDINE | non-polymer | 145.2 | 2 | Chemie (SPD) | |||
| 6 | G (D) | POTASSIUM ION | non-polymer | 39.1 | 1 | Chemie (K) | |||
| 7 | H, J (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 8 | I, K (A, B) | ADENOSINE-5'-DIPHOSPHATE | non-polymer | 427.2 | 2 | Chemie (ADP) | |||
| 9 | L, M (A, B) | water | water | 18.0 | 4 | Chemie (HOH) |
Sequence modifications
A: 15 - 397 (UniProt: Q980N4)
B: 14 - 394 (UniProt: Q97WM8)
| PDB | External Database | Details |
|---|---|---|
| Gly 12 | - | expression tag |
| Ala 13 | - | expression tag |
| Met 14 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Gly 11 | - | expression tag |
| Ala 12 | - | expression tag |
| Met 13 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 107685.0 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 1232.6 | |
| All* | Total formula weight | 108917.6 |
