Structural and mutational analysis of Escherichia coli AlkB provides insight into substrate specificity and DNA damage searching.

BACKGROUND: In Escherichia coli, cytotoxic DNA methyl lesions on the N1 position of purines and N3 position of pyrimidines are primarily repaired by the 2-oxoglutarate (2-OG) iron(II) dependent dioxygenase, AlkB. AlkB repairs 1-methyladenine (1-meA) and 3-methylcytosine (3-meC) lesions, but it also...

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Bibliographic Details
Main Authors: Paul J Holland, Thomas Hollis
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2010-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2800194?pdf=render