Article
Involvement of phylogenetically conserved acidic amino acid residues in catalysis by an oxidative DNA damage enzyme formamidopyrimidine glycosylase.
Biochemistry - 12 Dec 2000
Lavrukhin O V, Lloyd R S
Abstract excerpt
Formamidopyrimidine glycosylase (Fpg) is an important bacterial base excision repair enzyme, which initiates removal of damaged purines such as the highly mutagenic 8-oxoguanine. Similar to other glycosylase/AP lyases, catalysis by Fpg is known to proceed by a nucleophilic attack by an amino group (the secondary amine of its N-terminal proline) on C1' of the deoxyribose sugar at a damaged base, which results in...
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