CATH Classification

Domain Context

CATH Clusters

Superfamily Uracil-DNA glycosylase-like domain
Functional Family G/T mismatch-specific thymine DNA glycosylase

Enzyme Information

3.2.2.29
Thymine-DNA glycosylase.
based on mapping to UniProt Q13569
Hydrolyzes mismatched double-stranded DNA and polynucleotides, releasing free thymine.
-!- Thymine-DNA glycosylase is part of the DNA-repair machinery. -!- Thymine removal is fastest when it is from a G/T mismatch with a 5'-flanking C/G pair. -!- The glycosylase removes uracil from G/U, C/U, and T/U base pairs faster than it removes thymine from G/T.

UniProtKB Entries (1)

Q13569
TDG_HUMAN
Homo sapiens
G/T mismatch-specific thymine DNA glycosylase

PDB Structure

PDB 5HF7
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural basis of damage recognition by thymine DNA glycosylase: Key roles for N-terminal residues.
Coey, C.T., Malik, S.S., Pidugu, L.S., Varney, K.M., Pozharski, E., Drohat, A.C.
Nucleic Acids Res.
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