CATH Classification

Domain Context

CATH Clusters

Superfamily Endonuclease/exonuclease/phosphatase
Functional Family Exodeoxyribonuclease III

Enzyme Information

3.1.11.2
Exodeoxyribonuclease III.
based on mapping to UniProt P09030
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)

P09030
EX3_ECOLI
Escherichia coli K-12
Exodeoxyribonuclease III

PDB Structure

PDB 1AKO
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Structure and function of the multifunctional DNA-repair enzyme exonuclease III.
Mol, C.D., Kuo, C.F., Thayer, M.M., Cunningham, R.P., Tainer, J.A.
Nature