CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
|   | 3 | Alpha Beta | 
|   | 3.30 | 2-Layer Sandwich | 
|   | 3.30.1490 | Dna Ligase; domain 1 | 
|   | 3.30.1490.100 | DNA polymerase, Y-family, little finger domain | 
Domain Context
CATH Clusters
| Superfamily | DNA polymerase, Y-family, little finger domain | 
| Functional Family | DNA polymerase IV | 
Enzyme Information
| 2.7.7.7 | DNA-directed DNA polymerase. based on mapping to UniProt Q47155 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)
| Q47155 | DPO4_ECOLI Escherichia coli K-12 DNA polymerase IV | 
PDB Structure
| PDB | 5YUX | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | |
| Primary Citation | Pyrophosphate hydrolysis is an intrinsic and critical step of the DNA synthesis reaction Nucleic Acids Res. | 
