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We narrowed to 532 results for: abo.3

Showing: 51 - 60 of 532 results
  1. Cpf1 Update: Comparison to Cas9 and NgAgo

    Type
    Blog Post
    ...preferred PAM is 5’-TTN, differing from that of Cas9 (3’-NGG) in both distribution and GC-content, which might.... Additionally, whereas Cas9 generates blunt ends 3 nt upstream of the PAM site, Cpf1 cleaves in a staggered...Cpf1 activity, except when they were present in the 3’ end of the target sequence (bases 19-23). Cpf1 is...gRNA positions 1, 8, 9, and 19-23. Accordingly, the 3’ end of the gRNA target sequence does not have an ...decrease in Cpf1 activity with 4-6 base deletions at the 3’ end of the target sequence. Cpf1’s strength may lie... Find plasmids from this publication at Addgene. 3. Zetsche B, Gootenberg JS, Abudayyeh OO, Slaymaker...System. Cell. 2015 Sep 23. pii: S0092-8674(15)01200-3. doi: 10.1016/j.cell.2015.09.038. PubMed PMID: 26422227...
  2. Tips for a 1st Time CRISPR User (by a 1st Time CRISPR User)

    Type
    Blog Post
    ...engineering has come. For comparison, in 2007 it took about 3 months to knockout a single allele in a human line...thing ask incredulously, “You seriously didn’t add 3 microliters of 5 mM star anise?” This is something...expression was across the different cells (Figure 3).   Figure 2: Cas9 expression in monoclonal...stable cell pool were then expanded for an additional 3 weeks under blasticidin selection. Anti-Cas9 Western... control (WT). Vinculin is a loading control. 3. In terms of making the monoclonal line: I had never...with many additional tips can be found here. Figure 3: A surprise for the author. Checking Cas9 expression...would still be able to identify the cleavage product. 3. The Surveyor kit had a lot of good tips for first...
  3. Cpf1: A New Tool for CRISPR Genome Editing

    Type
    Blog Post
    ...preferred PAM is 5’-TTN, differing from that of Cas9 (3’-NGG) in both genomic location and GC-content. After...for a surprise! Whereas Cas9 generates blunt ends 3 nt upstream of the PAM site, Cpf1 cleaves in a staggered... AT-rich regions or AT-rich genomes that lack the 3’-NGG PAM sites favored by SpCas9. Since Cpf1 doesn...Cpf1 activity, except when they were present in the 3’ end of the target sequence (bases 19-23). Cpf1 is...gRNA positions 1, 8, 9, and 19-23. Accordingly, the 3’ end of the gRNA target sequence does not have an ...decrease in Cpf1 activity with 4-6 base deletions at the 3’ end of the target sequence. Figure 2: Effects... Find plasmids from this publication at Addgene. 3. Kim, Daesik, et al. Genome-wide analysis reveals ...
  4. Plasmids 101: Terminators and PolyA signals

    Type
    Blog Post
    ...presence of additional helper sequences (2-3). As alluded to above, termination and polyadenylation of Polymerase...transcribed, and typically occur directly after any 3’ regulatory elements, such as the polyadenylation ...is non-specific and can be added to any accessible 3' end. The presence of the poly(A) tail targets the...releases the mRNA from the polymerase and creates a free 3' end which is now available for polyadenylation. The...Landick R. Bacterial Transcription Terminators: The RNA 3′-End Chronicles. Journal of molecular biology. 2011...are required for efficient rabbit beta-globin mRNA 3' end formation. Cell. 1987. PMID: 3568131.  Hager ...how the Promoter Controls Gene Expression Learn about New Cloning Techniques Read all of our Plasmids ...
  5. Visualizing Translation at the Single Molecule Level

    Type
    Blog Post
    ...TRICK system, the 3’ UTR of the reporter mRNA is labeled by PCP-mCherry (Figure 2). The 3’ UTR also contains...protein (NLS-PCP-GFP) an RFP protein that binds to the 3’ UTR of the reporter mRNA via an MS2 coat protein ...multiple hairpin sequences into the coding sequence and 3’ UTR. Before beginning experiments, it’s important...PMC4451088 Find plasmids from this paper at Addgene. 3. Yan, Xiaowei, et al. “Dynamics of Translation of ...Additional Resources the Addgene Blog Learn More about SunTag Catch up on Your GFP Background Choose the...
  6. When Fidelity Matters: A frank discussion about ligase fidelity

    Type
    Blog Post
    ... DNA by joining 5 ́-phosphorylated DNA termini to 3 ́-OH DNA termini (1-4). In vitro, ligases (notably...the ligation junction (the base pair providing the 3 ́-OH terminus to the ligation) than on the downstream...reviews 106.2 (2006): 687-699. PubMed PMID: 16464020.  3. Ellenberger, Tom, and Alan E. Tomkinson. "Eukaryotic...Colette, Veronique Bailly, and Walter G. Verly. "Nicks 3′ or 5′ to AP sites or to mispaired bases, and one-... And what is ligase fidelity anyway? Let’s talk about it. DNA ligases are enzymes that seal breaks in ...to accelerate characterization of nucleic acid metabolic enzymes." Nucleic acids research 44.2 (2015): ...
  7. Harnessing TnpB for Genome Editing: A Compact and Versatile Tool for Your Research

    Type
    Blog Post
    ...TTGAT-3′, while TnpB from Deinococcus geothermalis (Dge10TnpB) targets a different TAM (5′-TTAT-3′). The...sites. For Cas9, the PAM is located just downstream (3′ end) of the target sequence, while for Cas12a and...-nt Guide Sequence Identify a TAM site (5′-TTGAT-3′) in your target gene. Choose a 20-nt sequence immediately...and pKb-TnpB2, and guide design rules.   Step 3: Vector Digestion Digest either pK-TnpB1 or pK-TnpB2...Screening Use Primer 92F (5′-cattacgcaattggacgacaac-3′) and Oligo 2 (specific to your target) to screen ...successful insertion. Step 6: Confirmation Pick 2–3 positive colonies, grow them, and extract plasmids...precise and accessible genome engineering. More elaborate protocols are available in our earlier publications...
  8. CRISPR Protocol for Genomic Deletions in Mammalian Cell Lines [Video]

    Type
    Blog Post
    ...relationship between deletion size and frequency [3]. There are several applications in which the production...to deletions following paired DSBs is inversions [3]. These rearranged segments may also be informative...is likely to bear an indel or inversion mutation [3]. In the CRISPR era, the genomic landscape may be ...level. Science 2013 Oct 11;342(6155):253-257. PubMed. 3. Canver MC, Bauer DE, Dass A, Yien YY, Chung J, Masuda...) [1]. Our initial work was with TALENs, in collaboration with the Porteus lab [2]. With the advent of...PhD student at Harvard Medical School in the laboratories of Stuart Orkin and Daniel Bauer. He received...
  9. CRISPR 101: Targeting RNA with Cas13a (C2c2)

    Type
    Blog Post
    ...identified 53 potential candidate genes that fell into 3 categories based on the architecture of the CRISPR...C2c2 and C2c3 (short for Class 2, candidate 1, 2, or 3). C2c1 and C2c3 are related to Cpf1, but they require...with 5' overhangs Cas13a (C2c2) 2x HEPN crRNA RNA 3' A, U, or C (not required by all orthologs) Specific...analogous to the PAM sequence for Cas9, is located at the 3’ end of the spacer sequence and consists of a single...27669025. Find plasmids from this paper at Addgene.  3. Gootenberg, Jonathan S., et al. "Nucleic acid detection...Orthogonal Type VI-A CRISPR-Cas Enzymes. " Mol Cell. 66(3) (2017):373-83. PubMed PMID: 28475872.  Find plasmids...potential applications of Cas13a given what we know about its structure and function? For starters, Cas13a...
  10. Management for Scientists: Giving Feedback

    Type
    Blog Post
    ... or period of work): What 3 things would you say worked out best? What 3 things worked least well? ...different): Here are the 3 things I would say worked out best.  Here are the 3 things that worked least...employee about what they do well and where they need to improve, and they’re also clear about how the ...enough to tell them about areas they need to improve in. If a manager has concerns about an employee and ...language to talk about real performance issues. Watch this little video to learn more about indirect language...Medical School researcher Connie Cepko to learn about her management style. Formalizing the feedback session...informal feedback is a very effective way to bring about change in behaviors and habits in a nonthreatening...
Showing: 51 - 60 of 532 results