Results 11 to 20 of about 249,842 (263)

Polymerase Mu Is a DNA-Directed DNA/RNA Polymerase [PDF]

open access: yesMolecular and Cellular Biology, 2003
DNA polymerases are defined as such because they use deoxynucleotides instead of ribonucleotides with high specificity. We show here that polymerase mu (pol μ), implicated in the nonhomologous end-joining pathway for repair of DNA double-strand breaks, incorporates both ribonucleotides and deoxynucleotides in a template-directed manner.
Stephanie A, Nick McElhinny   +1 more
openaire   +2 more sources

DNA-directed termination of RNA polymerase II transcription

open access: yesMolecular Cell, 2023
RNA polymerase II (RNAPII) transcription involves initiation from a promoter, transcriptional elongation through the gene, and termination in the terminator region. In bacteria, terminators often contain specific DNA elements provoking polymerase dissociation, but RNAPII transcription termination is thought to be driven entirely by protein co-factors ...
Zhong Han   +7 more
openaire   +4 more sources

POLH (polymerase (DNA direct), eta) [PDF]

open access: yesAtlas of Genetics and Cytogenetics in Oncology and Haematology, 2011
Review on POLH (polymerase (DNA direct), eta), with data on DNA, on the protein encoded, and where the gene is implicated.
A Stary, A Sarasin
openaire   +1 more source

The Nuclear Proteins TP73 and CUL4A Confer Resistance to Cytarabine by Induction of Translesion DNA Synthesis via Mono-ubiquitination of PCNA

open access: yesHemaSphere, 2022
Resistance to cytarabine is a key problem in the treatment of acute myeloid leukemia (AML). To understand the molecular biology of resistance to cytarabine, a viability-based chemosensitizer screen was utilized. We screened synthetic lethal targets using
Miriam Rehberger   +7 more
doaj   +1 more source

Altered hematopoiesis in mice lacking DNA polymerase mu is due to inefficient double-strand break repair. [PDF]

open access: yesPLoS Genetics, 2009
Polymerase micro (Polmicro) is an error-prone, DNA-directed DNA polymerase that participates in non-homologous end-joining (NHEJ) repair. In vivo, Polmicro deficiency results in impaired Vkappa-Jkappa recombination and altered somatic hypermutation and ...
Daniel Lucas   +8 more
doaj   +1 more source

Engineered DNA Polymerase Improves PCR Results for Plastid DNA

open access: yesApplications in Plant Sciences, 2013
Premise of the study: Secondary metabolites often inhibit PCR and sequencing reactions in extractions from plant material, especially from silica-dried and herbarium material.
Melanie Schori   +3 more
doaj   +1 more source

Optimization of Gene Design, PCR Assembly and Site-Directed Mutagenesis for the Synthesis of Beauveria Bassiana Protease Gene [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2021
Synthetic gene construction is one of the components of synthetic biology. It can be used for various purposes such as to optimize gene expression.
Muhammad Azharuddin Azali   +4 more
doaj   +1 more source

Bst polymerase — a humble relative of Taq polymerase

open access: yesComputational and Structural Biotechnology Journal, 2023
DNA polymerases are a superfamily of enzymes synthesizing DNA using DNA as a template. They are essential for nucleic acid metabolism and for DNA replication and repair.
Igor Oscorbin, Maxim Filipenko
doaj   +1 more source

RNase-like domain in DNA-directed RNA polymerase II. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1991
DNA-directed RNA polymerase is responsible for gene expression. Despite its importance, many details of its function and higher-order structure still remain unknown. We report here a local sequence similarity between the second largest subunit of RNA polymerase II and bacterial RNases Ba (barnase), Bi, and St. The most remarkable similarity is that the
T, Shirai, M, Go
openaire   +2 more sources

Mechanisms of PARP inhibitor resistance in cancer and insights into the DNA damage response

open access: yesGenome Medicine, 2018
Editorial summary Inhibitors of poly(ADP-ribose) polymerase (PARPi) have entered the clinic for the treatment of patients with cancers that lack homology-directed DNA repair, but drug resistance remains a clinical hurdle.
Paola Francica, Sven Rottenberg
doaj   +1 more source

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