Results 31 to 40 of about 10,817 (260)

AlkB homolog 3-mediated tRNA demethylation promotes protein synthesis in cancer cells [PDF]

open access: goldScientific Reports, 2017
The mammalian AlkB homolog (ALKBH) family of proteins possess a 2-oxoglutarate- and Fe(II)-dependent oxygenase domain. A similar domain in the Escherichia coli AlkB protein catalyzes the oxidative demethylation of 1-methyladenine (1-meA) and 3 ...
Yuko Ueda   +9 more
openalex   +2 more sources

Repair of Methylation Damage in DNA and RNA by Mammalian AlkB Homologues [PDF]

open access: hybridJournal of Biological Chemistry, 2005
Human and Escherichia coli derivatives of AlkB enzymes remove methyl groups from 1-methyladenine and 3-methylcytosine in nucleic acids via an oxidative mechanism that releases the methyl group as formaldehyde. In this report, we demonstrate that the mouse homologues of the alpha-ketoglutarate Fe(II) oxygen-dependent enzymes mAbh2 and Abh3 have ...
Dong-Hyun Lee   +5 more
openalex   +7 more sources

DNA repair by bacterial AlkB proteins

open access: bronzeResearch in Microbiology, 2003
The Escherichia coli AlkB protein is an iron- and 2-oxoglutarate-dependent oxygenase, repairing 1-methyladenine and 3-methylcytosine lesions in DNA. AlkB homologues are present in a number of bacterial species, and some bacteria have two different AlkB proteins.
Pål Ø. Falnes, Torbjørn Rognes
openalex   +3 more sources

Differential repair of etheno-DNA adducts by bacterial and human AlkB proteins [PDF]

open access: greenDNA Repair, 2015
AlkB proteins are evolutionary conserved Fe(II)/2-oxoglutarate-dependent dioxygenases, which remove alkyl and highly promutagenic etheno(ɛ)-DNA adducts, but their substrate specificity has not been fully determined. We developed a novel assay for the repair of ɛ-adducts by AlkB enzymes using oligodeoxynucleotides with a single lesion and specific DNA ...
Daria Zdżalik-Bielecka   +8 more
openalex   +4 more sources

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

open access: yesPLoS ONE, 2010
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.
Paul J Holland, Thomas Hollis
doaj   +1 more source

Structure and function prediction of human homologue hABH5 of _E. coli_ ALKB5 using in silico approach [PDF]

open access: yes, 2011
Newly discovered human homologues of ALKB protein have shown the activity of DNA damaging drugs, used for cancer therapy. Little is known about the structure and function of hABH5, one of the members of this superfamily.
Ambarish Sharan Vidyarthi   +3 more
core   +5 more sources

The AlkB Homolog SlALKBH10B Negatively Affects Drought and Salt Tolerance in Solanum lycopersicum

open access: yesInternational Journal of Molecular Sciences, 2023
ALKBH proteins, the homologs of Escherichia coli AlkB dioxygenase, constitute a single-protein repair system that safeguards cellular DNA and RNA against the harmful effects of alkylating agents.
Hui Shen   +6 more
semanticscholar   +1 more source

Non-homologous functions of the AlkB homologs [PDF]

open access: yesJournal of Molecular Cell Biology, 2015
The DNA repair enzyme AlkB was identified in E. coli more than three decades ago. Since then, nine mammalian homologs, all members of the superfamily of alpha-ketoglutarate and Fe(II)-dependent dioxygenases, have been identified (designated ALKBH1-8 and FTO). While E.
Rune Ougland   +3 more
openaire   +3 more sources

MiR-141-3p promotes malignant progression in prostate cancer through AlkB homolog 5-mediated m6A modification of protein arginine methyltransferase 6

open access: yesChinese journal of physiology, 2023
Prostate cancer (PCa) is one of the leading causes of cancer-related death in males worldwide and exploring more reliable biomarkers for PCa is essential for the diagnosis and therapeutics for the disease.
Xun Li   +4 more
semanticscholar   +1 more source

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