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We narrowed to 855 results for: NTS

Showing: 31 - 40 of 855 results
  1. Some Like it Hot: Thermostable GeoCas9

    Type
    Blog Post
    Published
    Sept. 14, 2017, 12:40 p.m.
    ...Sequence NGG CRAA (R = A or G) Spacer Length 20 nt 22 nt Temperature Range for Optimal Activity 35 - ... organisms: mammalian cells, yeast, drosophila, plants, worms, zebrafish, frogs, some bacteria; but not...s love of heat in two ways. The first set of experiments tested the ability of GeoCas9 RNPs to be incubated... following heat treatment. The second set of experiments tested the ability of GeoCas9 RNPs to cleave ... we haven’t thought of yet? Let us know in the comments below. And if you want to give GeoCas9 a try, ...
  2. Using Phosphoserine to Study Protein Phosphorylation

    Type
    Blog Post
    Published
    June 23, 2016, 2:30 p.m.
    ... by the Rinehart lab: pCRT7 NT TOPO E17TAG GFP and pGEX-6P-1. The pCRT7 NT TOPO vector contains a mutant...68292 C321.ΔA bacterial strain – Addgene #68306 pCRT7 NT TOPO E17TAG GFP plasmid - Addgene #68295 SupD plasmid...identifies a staggering ~250,000 phosphorylation events in the proteomes of higher mammals (2). How can... the importance of any of these phosphorylation events on the activity of a given protein? Classical methods...5). Optimization of this system defined three components required for translation (Figure 1): A tRNA ...the pSer-incorporated polypeptide. These three components were shown to effectively incorporate phosphoserine...inactive without requisite dual phosphorylation events on its activation loop, but can be made constitutively...
  3. DAP arrays for multiplex gene editing

    Type
    Blog Post
    Published
    July 7, 2022, 1:15 p.m.
    ...efficiencies of multiplex editing at each site. A 75-nt human cysteine tRNA stood out from their initial ...array, DAP arrays use tRNA itself, as short as 75-nt, to both drive and process the tRNA-gRNA arrays, ...both efficiency and multiplexity, with these constraints? The Gao lab first thought to enable MBE by ...the DAP array, the Gao Lab packaged MBE and MPE elements for deliveries via adeno-associated virus (AAV...
  4. Generating Mouse Models Using CRISPR/Cas9

    Type
    Blog Post
    Published
    July 12, 2016, 2:30 p.m.
    ...CRISPR/Cas system makes use of 3 components, a guide RNA (gRNA) of about 125 nt that specifies the target, ...the mouse genome is made up of 3 x 109 nucleotides (nt), and encodes 23,000 or so genes. It would be great...the gRNA will seek out its target among the 3 X 109 nt of genetic content in the mouse genome and the Cas9...gRNA, Cas9, and donor oligonucleotide or plasmid components are brought together and microinjected into either...eggs. Or, to avoid handling embryos ex vivo, the components can be electroporated into the oviduct of pregnant...CRISPR is so efficient that you can inject the reagents directly into fertilized mouse eggs, circumventing...friends and colleagues while working with these reagents. Other than that, be nice to your microinjectionist...
  5. CRISPR/Cas9 FAQs Answered!

    Type
    Blog Post
    Published
    March 13, 2014, 4:08 p.m.
    ...plasmid use 30 nt oligos for cloning but PX330 only uses 20 nt? A16: The reason for the 30 nt region on the...In the pre-processing form, the crRNA contains 30 nt of the target spacer, but then when expressed in ...double nickase for my CRISPR genome engineering experiments? A1: When assessing which nickase type to use...use for your CRISPR genome engineering experiments, consider that wildtype Cas9 with optimized chimeric...efficiency is very high. Q6: How should I design experiments for multiplexed targeting with Zhang lab plasmids...
  6. Multiplex Genome Editing with CRISPR-Cpf1

    Type
    Blog Post
    Published
    May 9, 2017, 2:12 p.m.
    ... kb ~3.9kb crRNA/gRNA length gRNA: ~100 nt crNA: ~42 nt Requires tracrRNA? Yes No dsDNA cleavage...Cas9 and Cpf1 CRISPR Nucleases   Cas9 Cpf1 Components crRNAtracrRNACas9 crRNACpf1 Endonuclease...AAV transduction.  In most of Zetsche et al’s experiments, a single vector co-expressing Cpf1 and a crRNA...culture of mouse neurons and in vivo. For these experiments, cells were infected with a 1:1 ratio of two ...editing with CRISPR-Cpf1 is one of the latest developments in CRISPR technologies.  It’s a simple and effective...thoughts about Cpf1 multiplexing, leave them in the comments below.        References 1. Zetsche et al. "Multiplex...
  7. 15 Hot Plasmids from 2017

    Type
    Blog Post
    Published
    Jan. 9, 2018, 3:02 p.m.
    ...)  Editing window ~2 nt  85175  pBK-EE-BE3  SpCas9 (NGG)  Editing window ~2 nt  85176  pBK-YE2-BE3...BE3  SpCas9 (NGG)  Editing window ~2 nt  85177  pBK-YEE-BE3  SpCas9 (NGG)  Lower on-target activity than... than BE3; editing window ~1-2 nt  87438  pET42b-HF-BE3  HF-Cas9 (NGG)  Very low off-target activity...Campbell’s lab added two new mCherry variants to the repository. These variants can be used as tools to learn... Podcast Segment The impact of KLF4 N-terminal variants on iPSC generation Deriving iPSCs (induced pluripotent...transposons, the Woltjen Lab compared different variants of the polycistronic cassettes and discovered ... developed a new AAV approach using regulatory elements that restrict expression to this cell type. To...
  8. CRISPR-based Genome Editing Systems For Editing in E. coli

    Type
    Blog Post
    Published
    April 13, 2021, 1:15 p.m.
    ...prepared in large amounts and frozen for future use or directly ligated with the annealed 24 nt oligos to generate...the spacer(20nt) on pEcgRNA plasmid as only two 24 nt oligos are required and the BsaI linearized pEcgRNA...not function properly in E. coli BL21(DE3) as transformants failed to grow after the transformation of pTargetF... This would result in the lack of recovered transformants. Our speculation motivated us to update the ...system While the above systems are great for experiments that require only single chromosomal integration...
  9. The PAM Requirement and Expanding CRISPR Beyond SpCas9

    Type
    Blog Post
    Published
    Aug. 20, 2020, 2:30 p.m.
    ...Kleinstiver BP, Prew MS, Tsai SQ, Topkar VV, Nguyen NT, Zheng Z, Gonzales APW, Li Z, Peterson RT, Yeh J-...Addgene. Kleinstiver BP, Tsai SQ, Prew MS, Nguyen NT, Welch MM, Lopez JM, McCaw ZR, Aryee MJ, Joung JK...The number of off-target cleavage events for the VQR and VRER variants is similar to wild-type SpCas9, ...reported the development of near-PAMless Cas9 variants. These variants, named SpG and SpRY, can target NGN PAMs...the number of CRISPR reagents continues to grow, so too will the number of reagents available through Addgene...limitation: 1) the use of novel S. pyogenes Cas9 variants with varying PAM sequences, 2) the use of Cas9...positive selection screens in bacteria to identify mutants of S. pyogenes Cas9 that were able to cleave target...
Showing: 31 - 40 of 855 results