CATH Classification
| Level | CATH Code | Description | 
|---|---|---|
 
	 | 
    3 | Alpha Beta | 
 
	 | 
    3.30 | 2-Layer Sandwich | 
 
	 | 
    3.30.420 | Nucleotidyltransferase; domain 5 | 
 
	 | 
    3.30.420.10 | Ribonuclease H-like superfamily/Ribonuclease H | 
Domain Context
CATH Clusters
| Superfamily | Ribonuclease H-like superfamily/Ribonuclease H | 
| Functional Family | Three prime repair exonuclease 1 | 
Enzyme Information
| 3.1.11.2 | 
							 Exodeoxyribonuclease III. 
							based on mapping to UniProt Q91XB0 		
							Exonucleolytic cleavage in the 3'- to 5'-direction to yield nucleoside 5'-phosphates. 
							-!- Preference for double-stranded DNA. -!- Has endonucleolytic activity near apurinic sites on DNA. -!- Similar enzyme: Haemophilus influenzae exonuclease. -!- Formerly EC 3.1.4.27. 
						 | 
					
UniProtKB Entries (1)
| Q91XB0 | 
						 TREX1_MOUSE 
						Mus musculus 
						Three-prime repair exonuclease 1 
					 | 
				
PDB Structure
| PDB | 3B6P | 
| External Links | |
| Method | X-RAY DIFFRACTION | 
| Organism | |
| Primary Citation | 
					 Structural and biochemical studies of TREX1 inhibition by metals. Identification of a new active histidine conserved in DEDDh exonucleases. 
					    
					    Protein Sci. 
					    
					 | 
			
