CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
|   | 3 | Alpha Beta | 
|   | 3.30 | 2-Layer Sandwich | 
|   | 3.30.70 | Alpha-Beta Plaits | 
|   | 3.30.70.270 | Reverse transcriptase/Diguanylate cyclase domain | 
Domain Context
CATH Clusters
| Superfamily | 3.30.70.270 | 
| Functional Family | DNA polymerase eta | 
Enzyme Information
| 2.7.7.7 | DNA-directed DNA polymerase. based on mapping to UniProt Q9Y253 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)
| Q9Y253 | POLH_HUMAN Homo sapiens DNA polymerase eta | 
PDB Structure
| PDB | 5KFJ | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | |
| Primary Citation | Capture of a third Mg2+ is essential for catalyzing DNA synthesis. Science | 
