Article
Molecular cloning and functional expression of a human cDNA encoding the antimutator enzyme 8-hydroxyguanine-DNA glycosylase.
Proceedings of the National Academy of Sciences of the United States of America - 22 Jul 1997
Roldán-Arjona T, Wei Y F, Carter K C, Klungland A, Anselmino C, Wang R P, Augustus M, Lindahl T
Abstract excerpt
The major mutagenic base lesion in DNA caused by exposure to reactive oxygen species is 8-hydroxyguanine (8-oxo-7, 8-dihydroguanine). In bacteria and Saccharomyces cerevisiae, this damaged base is excised by a DNA glycosylase with an associated lyase activity for chain cleavage. We have cloned, sequenced, and expressed a human cDNA with partial sequence homology to the relevant yeast gene. The encoded 47-kDa...
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