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CATH Classification

Domain Context

CATH Clusters

Superfamily Uracil-DNA glycosylase-like domain
Functional Family Type-4 uracil-DNA glycosylase

Enzyme Information

3.2.2.27
Uracil-DNA glycosylase.
based on mapping to UniProt Q9WYY1
Hydrolyzes single-stranded DNA or mismatched double-stranded DNA and polynucleotides, releasing free uracil.
-!- Uracil-DNA glycosylases are widespread enzymes that are found in all living organisms. -!- Uracil-DNA glycosylase (EC 3.2.2.27) and double-stranded uracil-DNA glycosylase (EC 3.2.2.28) form a central part of the DNA-repair machinery since they initiate the DNA base-excision repair pathway by hydrolyzing the N-glycosidic bond between uracil and the deoxyribose sugar thereby catalyzing the removal of mis-incorporated uracil from DNA.

UniProtKB Entries (1)

Q9WYY1
UDGA_THEMA
Thermotoga maritima MSB8
Type-4 uracil-DNA glycosylase

PDB Structure

PDB 1L9G
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal Structure of uracil-DNA glycosylase from T. Maritima
Rajashankar, K.R., Dodatko, T., Thirumuruhan, R.A., Sandigursky, M., Bresnik, A., Chance, M.R., Franklin, W.A., Almo, S.C.
To be Published
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