3RRG
Ternary Structure of the large fragment of Taq DNA polymerase bound to an abasic site and a ddGTP
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | DNA polymerase I, thermostable | polymer | 540 | 60937.0 | 1 | UniProt (P19821) Pfam (PF09281) Pfam (PF00476) | Thermus aquaticus | Taq polymerase 1 |
| 2 | B (B) | (5'-D(*GP*AP*CP*CP*AP*CP*GP*GP*CP*GP*CP*(DDG))-3') | polymer | 12 | 3657.4 | 1 | |||
| 3 | C (C) | (5'-D(*AP*AP*AP*(3DR)P*CP*GP*CP*GP*CP*CP*GP*TP*GP*GP*TP*C)-3') | polymer | 16 | 4775.1 | 1 | |||
| 4 | D (A) | 2'-3'-DIDEOXYGUANOSINE-5'-TRIPHOSPHATE | non-polymer | 491.2 | 1 | Chemie (DG3) | |||
| 5 | E (A) | SODIUM ION | non-polymer | 23.0 | 1 | Chemie (NA) | |||
| 6 | F, H (A) | GLYCEROL | non-polymer | 92.1 | 2 | Chemie (GOL) | |||
| 7 | G (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 8 | I, J, K (A, B, C) | water | water | 18.0 | 140 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 69369.4 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 757.4 | |
| All* | Total formula weight | 70126.8 |






