Keyword search (4,163 papers available)

"Biochemistry" Category Publications:

Title Authors PubMed ID
1 Enzymatic Synthesis of a Fluorogenic Reporter Substrate and the Development of a High-Throughput Assay for Fucosyltransferase VIII Provide a Toolkit to Probe and Inhibit Core Fucosylation. Soroko M, Kwan DH 32441090
CHEMBIOCHEM
2 Identification of active site residues of chorismate mutase-prephenate dehydrogenase from Escherichia coli. Christendat D, Turnbull J 8605196
CHEMBIOCHEM
3 Characterization of active and inactive forms of the phenol hydroxylase stimulatory protein DmpM. Cadieux E, Powlowski J 10451366
CHEMBIOCHEM
4 S-nitrosation of Ca(2+)-loaded and Ca(2+)-free recombinant calbindin D(28K) from human brain. Tao L, Murphy ME, English AM 11994015
CHEMBIOCHEM
5 Mechanism of S-nitrosation of recombinant human brain calbindin D28K. Tao L, English AM 12641465
CHEMBIOCHEM
6 Protein S-glutathiolation triggered by decomposed S-nitrosoglutathione. Tao L, English AM 15049710
CHEMBIOCHEM
7 Mass spectrometric analysis of nitroxyl-mediated protein modification: comparison of products formed with free and protein-based cysteines. Shen B, English AM 16229492
CHEMBIOCHEM
8 A shared binding site for NAD+ and coenzyme A in an acetaldehyde dehydrogenase involved in bacterial degradation of aromatic compounds. Lei Y, Pawelek PD, Powlowski J 18537268
CHEMBIOCHEM
9 Backbone Flexibility Influences Nucleotide Incorporation by Human Translesion DNA Polymerase η opposite Intrastrand Cross-Linked DNA. O'Flaherty DK, Guengerich FP, Egli M, Wilds CJ 26624500
CHEMBIOCHEM
10 Proton release due to manganese binding and oxidation in modified bacterial reaction centers. Kálmán L, Thielges MC, Williams JC, Allen JP 16201752
PHYSICS
11 Light-induced conformational changes in photosynthetic reaction centers: dielectric relaxation in the vicinity of the dimer. Deshmukh SS, Williams JC, Allen JP, Kálmán L 21141811
PHYSICS
12 Light-induced conformational changes in photosynthetic reaction centers: redox-regulated proton pathway near the dimer. Deshmukh SS, Williams JC, Allen JP, Kálmán L 21410139
PHYSICS
13 Light-induced conformational changes in photosynthetic reaction centers: impact of detergents and lipids on the electronic structure of the primary electron donor. Deshmukh SS, Akhavein H, Williams JC, Allen JP, Kalman L 21561160
PHYSICS

 

Title:Backbone Flexibility Influences Nucleotide Incorporation by Human Translesion DNA Polymerase η opposite Intrastrand Cross-Linked DNA.
Authors:O'Flaherty DKGuengerich FPEgli MWilds CJ
Link:https://www.ncbi.nlm.nih.gov/pubmed/26624500?dopt=Abstract
DOI:10.1021/acs.biochem.5b01078
Publication:Biochemistry
Keywords:
PMID:26624500 Category:Biochemistry Date Added:2019-06-20
Dept Affiliation: CHEMBIOCHEM
1 Department of Chemistry and Biochemistry, Concordia University , 7141 Sherbrooke Street West, Montréal, Québec, Canada H4B 1R6.
2 Department of Biochemistry and Center in Molecular Toxicology, Vanderbilt University School of Medicine , Nashville, Tennessee 37232-0146, United States.

Description:

Backbone Flexibility Influences Nucleotide Incorporation by Human Translesion DNA Polymerase ? opposite Intrastrand Cross-Linked DNA.

Biochemistry. 2015 Dec 29;54(51):7449-56

Authors: O'Flaherty DK, Guengerich FP, Egli M, Wilds CJ

Abstract

Intrastrand cross-links (IaCL) connecting two purine nucleobases in DNA pose a challenge to high-fidelity replication in the cell. Various repair pathways or polymerase bypass can cope with these lesions. The influence of the phosphodiester linkage between two neighboring 2'-deoxyguanosine (dG) residues attached through the O(6) atoms by an alkylene linker on bypass with human DNA polymerase ? (hPol ?) was explored in vitro. Steady-state kinetics and mass spectrometric analysis of products from nucleotide incorporation revealed that although hPol ? is capable of bypassing the 3'-dG in a mostly error-free fashion, significant misinsertion was observed for the 5'-dG of the IaCL containing a butylene or heptylene linker. The lack of the phosphodiester linkage triggered an important increase in frameshift adduct formation across the 5'-dG by hPol ?, in comparison to the 5'-dG of IaCL DNA containing the phosphodiester group.

PMID: 26624500 [PubMed - indexed for MEDLINE]





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