4ESV
A New Twist on the Translocation Mechanism of Helicases from the Structure of DnaB with its Substrates
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (V) | 5'-D(P*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*T)-3' | polymer | 14 | 4213.7 | 1 | synthetic construct | ||
| 2 | B (W) | 5'-D(P*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*TP*T)-3' | polymer | 13 | 3909.5 | 1 | synthetic construct | ||
| 3 | C, D, E, F, G... (A, B, C, D, E...) | Replicative helicase | polymer | 454 | 50699.4 | 12 | UniProt (Q9X4C9) Pfam (PF00772) Pfam (PF03796) | Geobacillus stearothermophilus | DnaB |
| 4 | BA, JA, O, SA (C, E, W, I) | 2-(N-MORPHOLINO)-ETHANESULFONIC ACID | non-polymer | 195.2 | 4 | Chemie (MES) | |||
| 5 | DA, FA, HA, LA, OA... (D, E, F, G, A...) | CALCIUM ION | non-polymer | 40.1 | 14 | Chemie (CA) | |||
| 6 | CA, GA, KA, MA, PA... (D, E, F, G, I...) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 10 | Chemie (GDP) | |||
| 7 | AA, EA, IA, NA, RA... (C, D, E, G, I...) | TETRAFLUOROALUMINATE ION | non-polymer | 103.0 | 10 | Chemie (ALF) | |||
| 8 | AB, BB, CB, DB, EB (A, B, D, E, K) | water | water | 18.0 | 5 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 14 |
| Total formula weight | 616516.6 | |
| Non-Polymers* | Number of molecules | 38 |
| Total formula weight | 6803.8 | |
| All* | Total formula weight | 623320.4 |
