Biology:DNA-3-methyladenine glycosylase I

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DNA-3-methyladenine glycosylase I
Identifiers
EC number3.2.2.20
CAS number89287-37-6
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

DNA-3-methyladenine glycosylase I (EC 3.2.2.20, deoxyribonucleate 3-methyladenine glycosidase I, 3-methyladenine DNA glycosylase I, DNA-3-methyladenine glycosidase I) is an enzyme with systematic name alkylated-DNA glycohydrolase (releasing methyladenine and methylguanine).[1][2][3] This enzyme catalyses the following chemical reaction

Hydrolysis of alkylated DNA, releasing 3-methyladenine

This enzyme is involved in the removal of alkylated bases from DNA in Escherichia coli.

References

  1. "Adaptation to alkylation resistance involves the induction of a DNA glycosylase". Nature 296 (5859): 773–5. April 1982. doi:10.1038/296773a0. PMID 7040984. Bibcode1982Natur.296..773E. 
  2. "Induction of a DNA glycosylase for N-methylated purines is part of the adaptive response to alkylating agents". Nature 296 (5859): 770–3. April 1982. doi:10.1038/296770a0. PMID 7040983. Bibcode1982Natur.296..770K. 
  3. "Two DNA glycosylases in Escherichia coli which release primarily 3-methyladenine". Biochemistry 21 (6): 1162–9. March 1982. doi:10.1021/bi00535a009. PMID 7041972. 

External links