Results 31 to 40 of about 666,524 (370)

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

A single subunit from avian myeloblastosis virus with both RNA-directed DNA polymerase and ribonuclease H activity.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1973
Two structurally distinct forms of RNA-directed DNA polymerase from avian myeloblastosis virus were resolved by chromatography on phosphocellulose and purified. In addition to RNA-directed DNA polymerase activity, both enzymes had ribonuclease H (RNase H)
D. Grandgenett, G. Gerard, M. Green
semanticscholar   +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

Darwin Assembly: fast, efficient, multi-site bespoke mutagenesis [PDF]

open access: yes, 2018
Engineering proteins for designer functions and biotechnological applications almost invariably requires (or at least benefits from) multiple mutations to non-contiguous residues.
Baner   +52 more
core   +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

New link between the RNA polymerase II-CTD and replication stress

open access: yesMolecular & Cellular Oncology, 2021
Conflicts between transcription and replication are a major source of replication stress. Our recent findings show that proper dephosphorylation of Serine 5 in the carboxy-terminal domain (CTD) of DNA-directed RNA polymerase II subunit RPB1 is needed to ...
Helga B. Landsverk   +3 more
doaj   +1 more source

Endogenous RNA-directed DNA polymerase activity in uninfected chicken embryos.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1972
Early chicken embryos that are either positive or negative for group-specific antigens of avian leukosis viruses contained endogenous RNA-directed DNA polymerase activity. This endogenous DNA polymerase activity was not increased after mixture of soluble
C. Kang, H. Temin
semanticscholar   +1 more source

Plasmid-based lacZalpha assay for DNA polymerase fidelity: application to archaeal family-B DNA polymerase [PDF]

open access: yes, 2009
The preparation of a gapped pUC18 derivative, containing the lacZalpha reporter gene in the single-stranded region, is described. Gapping is achieved by flanking the lacZalpha gene with sites for two related nicking endonucleases, enabling the excision ...
Bebenek   +28 more
core   +2 more sources

Stimulated normal human lymphocytes contain a ribonuclease-sensitive DNA polymerase distinct from viral RNA-directed DNA polymerase.

open access: yesProceedings of the National Academy of Sciences of the United States of America, 1972
Ribonuclease-sensitive DNA synthesis is demonstrated in a cytoplasmic particulate fraction of normal human blood lymphocytes stimulated with phytohemagglutinin, but not in unstimulated lymphocytes.
Bobrow Sn   +3 more
semanticscholar   +1 more source

RNA-directed DNA methylation involves co-transcriptional small-RNA-guided slicing of polymerase V transcripts in Arabidopsis. [PDF]

open access: yes, 2018
Small RNAs regulate chromatin modifications such as DNA methylation and gene silencing across eukaryotic genomes. In plants, RNA-directed DNA methylation (RdDM) requires 24-nucleotide small interfering RNAs (siRNAs) that bind to ARGONAUTE 4 (AGO4) and ...
Chory, Joanne   +11 more
core   +1 more source

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