CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
|   | 1 | Mainly Alpha | 
|   | 1.20 | Up-down Bundle | 
|   | 1.20.1060 | Taq DNA Polymerase; Chain T, domain 4 | 
|   | 1.20.1060.10 | Taq DNA Polymerase; Chain T, domain 4 | 
Domain Context
CATH Clusters
| Superfamily | Taq DNA Polymerase; Chain T, domain 4 | 
| Functional Family | DNA polymerase I | 
Enzyme Information
| 2.7.7.7 | DNA-directed DNA polymerase. based on mapping to UniProt P19821 Deoxynucleoside triphosphate + DNA(n) = diphosphate + DNA(n+1). -!- Catalyzes DNA-template-directed extension of the 3'-end of a DNA strand by one nucleotide at a time. -!- Cannot initiate a chain de novo. -!- Requires a primer which may be DNA or RNA. -!- See also EC 2.7.7.49. | 
UniProtKB Entries (1)
| P19821 | DPO1_THEAQ Thermus aquaticus DNA polymerase I, thermostable | 
PDB Structure
| PDB | 4KTQ | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | Escherichia | 
| Primary Citation | Crystal structures of open and closed forms of binary and ternary complexes of the large fragment of Thermus aquaticus DNA polymerase I: structural basis for nucleotide incorporation. EMBO J. | 
