Skip to main content

We narrowed to 21 results for: bst polymerase

Showing: 1 - 20 of 21 results
  1. Plasmids 101: Terminators and PolyA signals

    Type
    Blog Post
    Published
    March 31, 2016, 2:30 p.m.
    ...single RNA polymerase for transcription, eukaryotes have three RNA polymerases (Polymerases I, II, and...different types of RNA: Polymerase I is responsible for ribosomal RNA, Polymerase II is responsible for ...noted that each eukaryotic RNA polymerase terminates differently. Polymerase III, for example, relies on ...dependent, Polymerases I and II employ different mechanisms to terminate transcription. Polymerase I uses ...mechanism, whereas Polymerase II termination is more complex and involves two RNA polymerase-associated proteins...rho-independent. Rho factor is a helicase which assists RNA polymerase in the termination of the transcript. Rho-dependent...for mRNA and miRNAs, and Polymerase III transcribes tRNA and other short RNAs. Although not as well studied...
  2. Site Directed Mutagenesis by PCR

    Type
    Blog Post
    Published
    Aug. 2, 2016, 2:30 p.m.
    ...you need a high-fidelity polymerase. There are many high fidelty polymerases on the market; you need one...a DNA polymerase that produces blunt-ended PCR products (e.g. Phusion, Pfu, and Vent polymerases). Note...amplified fairly easily by simply following the polymerase manufacturers’ PCR protocol. Be sure to adjust...plasmid template for site directed mutagenesis.  Polymerase To ensure that you don’t introduce undesired ... one with 5’->3’ polymerase activity (for amplification), 3’->5’ exonuclease activity (increases amplification...Note that certain polymerases such as Taq generate A-overhangs (a feature used in TA-cloning). Such non-complementary...plasmid reconstitution, and consequently Taq polymerases cannot be used for site directed mutagenesis....
  3. A Look Back at One Year of Plasmid Sharing for COVID-19 Research

    Type
    Blog Post
    Published
    July 12, 2021, 1:15 p.m.
    ...deposited the reverse transcriptase, protease, and Bst polymerase constructs from their assay to Addgene.  Drew...expressing MMLV reverse transcriptase and Taq polymerase that can be used in a one-step RT-qPCR reaction...
  4. Technique: Probe Phage Genomes for Host Binding Proteins

    Type
    Blog Post
    Published
    Sept. 29, 2016, 2:30 p.m.
    ...downstream manipulations. Phi29 polymerase is a phage-derived polymerase that can perform whole genome ...fragmentation, repair sheared ends with T4 DNA polymerase (to create blunt ends) and ligate into a bluntly...manipulation, amplifying phage DNA with phi29 polymerase prior to fragmentation can greatly facilitate...into E. coli BL21 (DE3) cells (these have the T7 polymerase and a few proteases knocked out making them particularly...target bacterial cells, wash your membranes with PBST to remove salt, then suspend a freshly harvested...them out of solution. Wash your membranes well with PBST to remove unbound cells. To detect bound cells, ...
  5. SARS-CoV-2/COVID-19 Detection Methods Based on CRISPR/Cas

    Type
    Blog Post
    Published
    May 5, 2020, 1:15 p.m.
    ...amplified by PCR using Taq Polymerase and then transcribed to provide RNA substrates for Cas13. Cas13, upon... sample and subject to isothermal recombinase polymerase amplification (RPA) using a commercially available...reaction also contains SSB, strand displacement DNA polymerase, recombinase, and the ssDNA-FQ reporters that...instead of RPA. Unlike RPA, this technique uses Taq polymerase which is widely available and less expensive....cleaves the supplied fluorescently labelled ssDNA substrates. Upon cleavage, the fluorescence is no longer...between the gRNA and a given fluorescently labelled substrate, gets activated and performs non-specific collateral...
  6. Lambda Red: A Homologous Recombination-based Technique for Genetic Engineering

    Type
    Blog Post
    Published
    Dec. 15, 2016, 3:57 p.m.
    ...high-fidelity Taq polymerase with proof-reading ability for generating dsDNA recombineering substrates to avoid...nucleotides 1 out of 104 to 105 Use a high fidelity Taq polymerase to generate insert ssDNA Point mutations or...   Substrate DNA Design and Generation Whether you use a linear dsDNA or ssDNA substrate depends ...ssDNA substrate is best for point mutations or changes of only a few base pairs.  dsDNA Substrate dsDNA...avoid errors introduced during PCR. ssDNA Substrate ssDNA substrates can be generated by ordering synthetic...Pro Tip: ssDNA substrates have a much higher rate of recombination than dsDNA substrates, so you should...DNA, you first electroporate a linear donor DNA substrate (either dsDNA or ssDNA – see below) into E. coli...
  7. What's the Best Way to Elute and Store Your Plasmid DNA?

    Type
    Blog Post
    Published
    June 4, 2020, 1:22 p.m.
    ...molecular biology like restriction enzymes and polymerases. In the situation where you need to use plasmid... be able to store your sample without having substantial degradation and which experiments you can use...
  8. REPLACR Mutagenesis: Replacing In Vitro Recombination Methods

    Type
    Blog Post
    Published
    Feb. 10, 2016, 3:30 p.m.
    .... Using commercially available high-fidelity polymerases such as KOD and Phusion, which are recommended...recombineering to create insertions, deletions, and substitutions - at the same efficiency as Gibson Assembly ...
  9. CRISPR 101: Non-Homologous End Joining

    Type
    Blog Post
    Published
    April 16, 2015, 3:45 p.m.
    ...vast toolbox of processing factors, including polymerases (Pol μ and Pol λ), nucleases (Artemis), and structure-specific...Aprataxin, Tdp2) that function to make ends better substrates for ligation. Although we do not describe these...
  10. Troubleshooting Your Plasmid Cloning Experiment

    Type
    Blog Post
    Published
    Sept. 24, 2019, 12:55 p.m.
    ...companies selling PCR reagents. Nowadays commercial polymerases are very efficient, but if you are having difficulties...hopefully obtain your coveted plasmid with no substantial delays. Design, design, design Before diving ...
  11. Viral Vectors 101: Virus Safety

    Type
    Blog Post
    Published
    June 22, 2023, 1:15 p.m.
    ... separate plasmid (envelope plasmid), and the polymerase (Pol) for replication and Gag structural protein...waste, and of course, if you are working with a substance in a biosafety cabinet, it needs to be decontaminated...
  12. Illuminating Epigenetics with A FRET Based Biosensor

    Type
    Blog Post
    Published
    Nov. 19, 2015, 3:30 p.m.
    ...can influence the transcription of genes by RNA polymerase II, or by the addition of methyl- groups to the...Essentially this reporter construct consists of one substrate (the histone-derived peptide) which can localise...
  13. Lentiviral Vector Uses and Overview

    Type
    Blog Post
    Published
    May 19, 2016, 2:30 p.m.
    ...production: Gag (structural precursor protein), Pol (polymerase), Tat (viral transactivator for transcriptional...VSV-G due to wide infectivity, is often used as a substitute for HIV-1 Env, which can only infect CD4+ cells...
  14. CRISPR 101: Targeting RNA with Cas13a (C2c2)

    Type
    Blog Post
    Published
    Sept. 21, 2017, 2:07 p.m.
    ...interest (red) is amplified using Recombinase Polymerase Amplification (RPA) or Reverse-transcription ... Cas13a binds and cleaves RNA rather than DNA substrates. In terms of structure, Cas13a shares no homology...
  15. CRISPR 101: Any Base Transversion Editors

    Type
    Blog Post
    Published
    April 1, 2025, 1:15 p.m.
    ...they co-expressed Polη, a translesion synthesis polymerase known to preferentially incorporate A bases across...directly accomplish the base edit or to create the substrate for a base excision repair pathway. The team behind...UNG enzyme was modified to recognize T and/or C substrates. The HuidaGene Therapeutics team has deposited...
  16. Plasmids 101: Biotinylation

    Type
    Blog Post
    Published
    Nov. 15, 2018, 1:50 p.m.
    ...to either terminus of a DNA sequence during a Polymerase Chain Reaction (PCR) by using a biotinylated ...surface labelling Attaching polypeptides to a substrate Flow cytometry/fluorescence-activated cell sorting...to attach proteins or polypeptides to a solid substrate (Holden and Cremer, 2003). References 1. Chapman-Smith...
  17. CRISPR-mediated Plant Base Editors

    Type
    Blog Post
    Published
    Jan. 3, 2019, 1:35 p.m.
    ...inosine), which is treated as ‘G’ by cellular polymerases. Subsequently, an original genomic A-T base pair...TadA*) that satisfactorily accepts DNA as its substrate (see figure 2).          The artificially evolved...
  18. When Fidelity Matters: A frank discussion about ligase fidelity

    Type
    Blog Post
    Published
    March 6, 2018, 1:49 p.m.
    ...fragments end-to-end without the exo/polymerase generation of annealed complementary regions. Why use ...ligate many undesirable structures, including substrates containing gaps or DNA base pair mismatches (...such as Taq DNA Ligase, which only reacts with substrates containing no gaps, and will not join any fragments...generally prefer fully Watson-Crick base-paired dsDNA substrates to those containing one or more mismatches. However...pyrimidine mismatches are typically worse ligation substrates than pyrimidine:purine mismatches. Helix stability...crystal structures of several DNA ligases bound to substrate (23, 24). Thermostable DNA ligases, including ...naturally able to discriminate against ligating substrates containing base pair mismatches (i.e., are "higher...
  19. CRISPR Methods for Bacteria: Genome Engineering, CRISPRa, CRISPRi, Base Editing, and More

    Type
    Blog Post
    Published
    Sept. 28, 2020, noon
    ... or a dCas9 fused to the omega subunit of RNA polymerase, the lab   successfully repressed or activated...cytosine-to-thymine substitutions in target sequences (Banno et al., 2018). These substitutions were limited ...enable C-to-T and A-to-G base substitutions respectively. Substitutions seem most efficient when using...
Showing: 1 - 20 of 21 results