cofactor:Binds 1 Fe(2+) ion per subunit.,enzyme regulation:Activated by ascorbate.,Function:Dioxygenase that repairs alkylated DNA and RNA containing 1-methyladenine and 3-methylcytosine by oxidative demethylation. Has strong preference for double-stranded DNA. Has low efficiency with single-stranded substrates. Requires molecular oxygen, alpha-ketoglutarate and iron.,similarity:Belongs to the alkB family.,subcellular location:Detected in replication foci during S-phase.,tissue specificity:Detected in colon, small intestine, ovary, testis, prostate, skeletal muscle, heart, liver and urinary bladder.,
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