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We narrowed to 223 results for: his-tag

Showing: 41 - 60 of 223 results

  1. Fluorescent Proteins 101: When GFP lets you down

    Type
    Blog Post
    Published
    Aug. 23, 2018, 12:05 p.m.
    ...affinity to fluorophores. Examples are the FlAsH tag, the His tag and several others. Another peptide-based ...when selecting a genetically encoded fluorescent tag. There are, however, a number of limitations that...binding proteins as described above. The smallest tags are peptides that are engineered to bind specifically...systems are a hybrid between a genetically encoded tag and exogenously added components. For a review see...Hilaire et al., 2017). GFP can only be used for tagging proteins GFP fusion proteins are made by connecting...5. Thorn, Kurt. "Genetically encoded fluorescent tags." Molecular biology of the cell 28.7 (2017): 848...: 10748019.  8. Lotze, Jonathan, et al. "Peptide-tags for site-specific protein labelling in vitro and...

  2. Adeno-associated Viruses (AAVs) for Genome Editing

    Type
    Blog Post
    Published
    March 27, 2018, 1:32 p.m.
    ...their lab include using AAV to introduce epitope tags into the endogenous alleles of the p53 and PTEN ...2016). The Waldman lab has designed their AAV tagging vectors (pAAV-SEPT-Acceptor and pAAV-TK-Acceptor) ... promoter-driven TK-neoR gene. To modify these tagging vectors for your specific gene, the lab recommends... introduction of heterozygous endogenous epitope tags, or the introduction of dominant mutations of a ...Comprehensive Cancer Center, Georgetown School of Medicine. His research currently focuses on determining the mechanisms...: PMC373311. 3. Kim, Jung-Sik, et al. "Epitope tagging of endogenous genes in diverse human cell lines...cancer-causing mutations into the endogenous allele of the STAG2 tumor suppressor in human cells (Kim et al, 2016...

  3. Google Forums Round Up: First Impressions of NgAgo

    Type
    Blog Post
    Published
    Aug. 4, 2016, 2:30 p.m.
    ...technique for epitope tagging but only one of them could detect knock-in of tags at a target site. Overall...stop codon (as required for C-terminus epitope tagging). NgAgo survey Since it was first published in ...Centre for Regenerative Medicine (CRM), Edinburgh. His research interests include optimizing genome-editing...functional tests. The newest genome engineer sharing the stage with much-lauded CRISPR-Cas9 is DNA-guided endonuclease...

  4. Fluorescent Proteins 101: Green Fluorescent Protein (GFP)

    Type
    Blog Post
    Published
    May 15, 2014, 3:33 p.m.
    ...GFP for a wide number of functions, including: tagging genes for elucidating their expression or localization...technology is constantly being developed! Fusion tagging: One of the most common uses, GFP can be fused ...Purification: GFP can be used as a general epitope tag for protein purification and a number of commercial...Haimovich of greenfluorescentblog. Gal will share his list of 10 things to keep in mind when choosing the...however, point mutations are acceptable. GFP's main advantage over conventional fluorescent dyes of the time...began engineering new versions of GFP through mutagenesis in order to improve its physical and biochemical...promoters of interest, to visualize the developmental stage at which these promoters are active. Further, GFP...

  5. Multiple Plasmids at a Low Price: Kits from Addgene

    Type
    Blog Post
    Published
    Sept. 14, 2016, 2:30 p.m.
    ...additionally contain various combinations of protein tags (His, Avi, and GFP) as well as protease sites to facilitate...researcher to quickly generate N- and C-terminal epitope tag fusions to a protein of interest. The plasmids used...folding and/or protease sites to remove the epitope tags. Different plasmids in the kit can be used to purify...2015). He has also constructed a library of eGFP-tagged human ORF clones to allow testing and comparison...conveniently performed through the N-terminal eGFP tag carried on all constructs. The Cell-Free Protein ...

  6. CRISPR Activation: A Practical Guide

    Type
    Blog Post
    Published
    Aug. 18, 2016, 2:30 p.m.
    ...member of the Addgene Scientific Advisory Board. His laboratory at Columbia University is focused advancing...the creation of innovative technologies. To date his group has develop several popular CRISPR-based tools..., Qi LS, Weissman JS, Vale RD (2014) A Protein-Tagging System for Signal Amplification in Gene Expression...We have found that SAM (Konermann et al., 2014), Suntag (Tanenbaum et al., 2014, Gilber et al, 2014), and...activators, check out our blog post covering VP64, Suntag, SAM, and VPR. Worry less about off targets Unlike...

  7. Future of Research Conference - Remarkable Opening Session

    Type
    Blog Post
    Published
    Oct. 7, 2014, 3 p.m.
    ...problems resulting from past practices and mores.  His list is dire:  The current system is unsustainable... be in academia to make change.  He talked about his own unique way of funding basic research at NEB and... of the Novartis industry postdoctoral program.  His strongest comments were about the astounding lack...alternate training needs to be provided to take advantage of all the possible science careers. She advocated...

  8. Illuminating Choices: A Guide to Selecting Fluorescent Dyes and Ligands

    Type
    Blog Post
    Published
    March 21, 2024, 1:15 p.m.
    ...would be SNAP-tag® and HaloTag®. These consist of a genetically encoded enzyme variant tag that covalently...several advantages to using these self-labeling proteins over traditional fluorescent protein tags, such...endogenous target, and thus no genetically encoded tag is required. These dyes can also be attached to an...ligands have more flexibility due to the affinity tag they typically bind to. Stability of fluorescence...experimental labeling. Size is also a factor. Bulkier tags, such as GFP, may interfere with protein expression...fluorescent experiments, such as using fluorescently tagged ligands or intermolecular FRET for ligand-receptor...should possess high specificity to ensure accurate tagging. In Fluorescence Resonance Energy Transfer (FRET...

  10. A Primer on Optogenetics: Introduction and Opsin Delivery

    Type
    Blog Post
    Published
    Sept. 10, 2015, 2:30 p.m.
    ... Dr. Deisseroth has also generously made many of his optogenetic constructs available through the vector... at the University of North Carolina) that offer his constructs. Importantly, control viruses (not expressing...guest blogger Derek Simon! Derek P. Simon received his PhD in Cellular and Molecular Biology from the University...Mary Jeanne Kreek at the Rockefeller University.  His interests include the role of learning and memory...is also a pianist and an aspiring composer. View his blog drsimonsaysscience.org or follow him on Twitter...and for good reason. For the first time in the history of neuroscience research we have a technology that...promoter of the cre recombinase while still taking advantage of the robust expression via the promoter in the...

  11. How to Deposit Your Plasmids with Addgene

    Type
    Blog Post
    Published
    Feb. 27, 2024, 2:15 p.m.
    ...affinity for calcium". Please describe any tags or fusions (e.g. His, FLAG, EGFP, etc) on your insert. Use ... have the option to indicate separate promoters, tags, or cloning information for each insert.  Encodes...insert into it. Empty backbones often contain epitope tags or fusion proteins that are appended to new inserts... indicate the gene cloned into your plasmid, any tags or fusion proteins contained in the plasmid, any...Use the drop-down menu to indicate whether the tag is on the N or C terminus and whether it was present ...

  12. Magnetic Control of Proteins: More than a Dream

    Type
    Blog Post
    Published
    Sept. 24, 2024, 1:15 p.m.
    ...embraces open science, self-publishing directly on his website (and often posting updates on social media... vision of passive impact,” he says, noting that his team regularly shares troubleshooting tips and works...works with other labs to help them adopt the tools his group develops. And though it took a lot of work ...  Figure 1: Fluorescence intensity of EGFP-FlavinTag in E. coli changes in response to a ~25 mT magnet...effect (many do). Fusing EGFP to the self-labeling FlavinTag made a reliable one-component magnetoresponsive... AsLOV2. After several rounds of semi-random mutagenesis and screening, the EGFP and mScarlet variants...significant gains! After a few more rounds of mutagenesis, they eventually found a version of AsLOV2 with...

  13. The Materials Science of Optogenetics Experiments

    Type
    Blog Post
    Published
    Sept. 17, 2015, 2:30 p.m.
    ...guest blogger Derek Simon! Derek P. Simon received his PhD in Cellular and Molecular Biology from the University...Mary Jeanne Kreek at the Rockefeller University.  His interests include the role of learning and memory...is also a pianist and an aspiring composer. View his blog drsimonsaysscience.org or follow him on Twitter...several groups [4, 5, 6]. These have the obvious advantage of not requiring patch cable connection to the...

  14. 3D Printing Meets CRISPR Cas9

    Type
    Blog Post
    Published
    Oct. 17, 2017, 12:55 p.m.
    ...presented with a physical model of his large ribosomal subunit, he kept sliding his palm across the surface of... about Jacob’s initial reaction to this model on his blog. Or, for a description of how effective this... of proteins using 3D printing technology. The tagline for our company is “…where molecules become real...Addgene.org Visit Our CRISPR Guide Page CRISPR/Cas9 History Browse All CRISPR Plasmids and Resources ...

  15. Plasmids 101: Modular Cloning

    Type
    Blog Post
    Published
    March 12, 2024, 1:15 p.m.
    ... Cloning of basic parts (promoters, UTRs, genes, tags, etc.) into MoClo-compatible vectors. Level 1: Assembly...this cloning technique! Many thanks to Rob Hurt for his help on this piece. Rob is postdoc in Peter Schultz...

  16. Designing Your Chalk Talk for the Academic Job Interview

    Type
    Blog Post
    Published
    March 12, 2019, 1:37 p.m.
    ...guest blogger, Erik Snapp! Erik Lee Snapp received his PhD in Molecular Microbiology and Immunology from...from Oregon Health Sciences University, did his postdoctoral fellowship with Jennifer Lippincott-Schwartz...Research Campus of the Howard Hughes Medical Institute. His interests include the quality control of secretory...Growth of new livers in culture could resolve this shortage." What is the knowledge gap you plan to address...

  17. Antibodies 101: Beyond Surface Labeling

    Type
    Blog Post
    Published
    June 27, 2024, 1:15 p.m.
    ...epitope-targeting antibody that is conjugated to a biotin tag but not a fluorophore. In a separate step, cells ...interest. Indirect labeling is achieved through protein-tag or protein-protein interactions, like biotin-streptavidin... lab of Arlene Sharpe at Harvard Medical School. His projects include investigating negative regulators...target marker, allowing for its detection. The advantage of this system is that streptavidin conjugates...the primary antibody (Figure 1b). As above, the advantage of this system is increased flexibility for panel...of such targets include transcription factors, histones, and DNA repair enzymes. Note that when using ...stepwise decrease in fluorescence intensity in a (histogram) flow plot (Figure 4b). Through this method, differences...

  19. Important Considerations in Optogenetics Behavioral Experiments

    Type
    Blog Post
    Published
    Oct. 1, 2015, 2:30 p.m.
    ...out yet?) your research. Derek P. Simon received his PhD in Cellular and Molecular Biology from the University...Mary Jeanne Kreek at the Rockefeller University.  His interests include the role of learning and memory...is also a pianist and an aspiring composer. View his blog drsimonsaysscience.org or follow him on Twitter...reinforcement are ICSS and place preference.   Historically, ICSS was done by implanting an electrode and...technology is improving and may one day reach the sophistication of mouse transgenics. Everything that has been...the ferrule implants and patch cables. One huge advantage of using rats is their superiority as behavioral...

  20. What Do I Do Now? Academic v. Non-Academic Career Decisions

    Type
    Blog Post
    Published
    March 9, 2017, 3:40 p.m.
    ...jump into industry.” In his article On Leaving Academe, Terran Lane is asked by his colleagues and friends...learn about the diverse options and how to take advantage of them early is one way to smooth your path to...
Showing: 41 - 60 of 223 results