CATH Classification

Domain Context

CATH Clusters

Superfamily Alpha-ketoglutarate-dependent dioxygenase AlkB-like
Functional Family Alpha-ketoglutarate-dependent dioxygenase AlkB

Enzyme Information

1.14.11.33
DNA oxidative demethylase.
based on mapping to UniProt P05050
DNA-base-CH(3) + 2-oxoglutarate + O(2) = DNA-base + formaldehyde + succinate + CO(2).
-!- Activity is slightly stimulated by ascorbate. -!- Catalyzes oxidative demethylation of the DNA base lesions N(1)- methyladenine, N(3)-methylcytosine, N(1)-methylguanine, and N(3)- methylthymine. -!- It works better on single-stranded DNA (ssDNA) and is capable of repairing damaged bases in RNA.

UniProtKB Entries (1)

P05050
ALKB_ECOLI
Escherichia coli K-12
Alpha-ketoglutarate-dependent dioxygenase AlkB

PDB Structure

PDB 3O1U
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Iron-catalysed oxidation intermediates captured in a DNA repair dioxygenase.
Yi, C., Jia, G., Hou, G., Dai, Q., Zhang, W., Zheng, G., Jian, X., Yang, C.G., Cui, Q., He, C.
Nature
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