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CRISPR Reagents


Erasing DNA

The CRISPR-Cas9 system is a gene editing technique that can target and modify the genomic DNA of mammalian cells. CRISPR-Cas9 is faster, cheaper and more accurate than previous DNA editing techniques. The enzyme 'Cas-9' acts as a 'molecular knife' that can cut the two strands of DNA at a specific location on the genome. DNA can then be added or removed from that location.

The Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)-Cas9 (CRISPR associated protein 9) system is the RNA-guided, endonuclease tool in genome editing which allows for very specific genomic disruption and replacement. Cas9 protein of the CRISPR-Cas9 system is an RNA-guided DNA endonuclease enzyme that forms a very stable ribonucleoprotein (RNP) complex with the single-guide RNA (sgRNA) and unwinds the genomic DNA duplex. This leads to a disruption in the open reading frame of the targeted gene. United States Biological offers a wide range of CRISPR tools including the highly pure recombinant S. pyogenes and S. aureus Cas9 Proteins, CRISPR Genomic Cleavage Detection Kit, and sgRNA Synthesis Kits for Genome Editing.

Applications:

  • RNA-guided Genome Editing
  • CRISPR Genomic Cleavage Detection Kit to Verify the Genomic Editing Process
  • Simple CRISPR sgRNA Synthesis Kit for the Production of sgRNA

Key Features:

  • Ready-To-Use, Highly Pure and Efficient S. pyogenes and S. aureus Cas9 Proteins
  • Wide Range of Cas9 Proteins (Cas9 Nucleases, Nickases, Double Mutants) to Choose From
  • Injection and Transfection Ready Cas9 Proteins
  • GFP-Cas9 Proteins for Genomic Locus Visualization
  • Ready-to-Use, Easy and Effective CRISPR Genomic Cleavage Detection Kit to Verify Genomic Editing Process
  • Simple and Robust Production of sgRNA using CRISPR sgRNA Synthesis Kits

For a more complete and detail product listing, click below:

Cat #Product NameDescription
500556Cas9 (D10A), Nuclear Localization Sequence (NLS)Cas9 (D10A), Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pyogenes (CRISPR Associated Protein 9)
500557Cas9 (H840A), Nuclear Localization Sequence (NLS)Cas9 (H840A), Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pryrogenes (CRISPR Associated Protein 9)
500558Cas9 Nickase (D10A), GFP, Nuclear Localization Sequence (NLS)Cas9 Nickase (D10A), GFP, Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pryrogenes, His-Tag (CRISPR Associated Protein 9)
500559Cas9 Nickase (D10A)Cas9 Nickase (D10A), Recombinant, Streptococcus pryrogenes (CRISPR Associated Protein 9)
500560Cas9 Nickase (H840A)Cas9 Nickase (H840A), Recombinant, Streptococcus pryrogenes (CRISPR Associated Protein 9)
500561Cas9, GFP, Nuclear Localization Sequence (NLS)Cas9, GFP, Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pryrogenes, His-Tag (CRISPR Associated Protein 9)
500562Cas9, Nuclear Localization Sequence (NLS)Cas9, Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pryrogenes (CRISPR Associated Protein 9)
500563Cas9, Null, GFP, Nuclear Localization Sequence (NLS))Cas9, Null, GFP, Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pryrogenes, His-Tag (CRISPR Associated Protein 9)
500564Cas9, Null, Nuclear Localization Sequence (NLS)Cas9, Null, Nuclear Localization Sequence (NLS), Recombinant, Streptococcus pryrogenes (CRISPR Associated Protein 9)
500565Cas9, Null, RecombinantCas9, Null, Recombinant, Streptococcus pryrogenes (CRISPR Associated Protein 9)
500566Cas9Cas9, Recombinant, Streptococcus pryrogenes, His-Tag (CRISPR Associated Protein 9)
500567Classic CRISPRClassic CRISPR sgRNA Synthesis Kit, BioGenomics™
500568CRISPR GenomicCRISPR Genomic Cleavage Detection Kit, BioGenomics™
500569Express CRISPRExpress CRISPR sgRNA Synthesis Kit, BioGenomics™
500570SaCas9, Nuclear Localization Sequence (NLS)SaCas9, Nuclear Localization Sequence (NLS), Recombinant, Staphylococcus aureus (CRISPR Associated Protein 9)
500571SaCas9, Null, Nuclear Localization Sequence (NLS)SaCas9, Null, Nuclear Localization Sequence (NLS), Recombinant, Staphylococcus aureus (CRISPR Associated Protein 9)
500572SaCas9, NullSaCas9, Null, Recombinant, Staphylococcus aureus (CRISPR Associated Protein 9)
500573SaCas9SaCas9, Recombinant, Staphylococcus aureus (CRISPR Associated Protein 9)

For a more complete and detail product listing, click below:

Cat #Product NameDescription
A5014AzidothymidineAzidothymidine is a nucleoside reverse transcriptase inhibitor that, following triphosphorylation by thymidine kinase, potently blocks replication of HIV (EC₅₀ = 3nM) with low cytotoxicity (CC₅₀ >5uM). Displays 100-fold selectivity for HIV reverse transcriptase over DNA polymerase α. Suppresses HIV-1 replication and enhances cell viability in HIV-1 infected T cells. Antiretroviral agent. Also decreases CRISPR-mediated homology directed repair (HDR) efficiency.
T8416-72TrifluorothymidineTrifluorothymidine is an inhibitor of TS (thymidylate synthase). It is also a substrate used to study the specificity and kinetics of thymidine kinases. Acts as an anti-herpesvirus drug by blocking viral DNA replication. Decreases CRISPR-mediated HDR (homology-directed repair) efficiency.
468918YU238259YU 238259 is an anticancer agent that inhibits DNA damage repair. It also sensitizes tumor cells to radiation. YU238259 is a potent inhibitor of Homology-Dependent DNA Repair (HDR). YU238259 displays potent synthetic lethality in the setting of DNA damage response and DNA repair defects. YU238259 specifically inhibits homology-dependent DNA repair, but not non-homologous end-joining, in cell-based GFP reporter assays.
255640L-755,507Potent beta3-adrenergic receptor partial agonist > 1000-fold selective over beta1- and beta2-adrenoceptors (EC50 values are 0.43, 580 and > 10000 nM for activation of cloned human beta3-, beta1- and beta2-adrenoceptors respectively). Stimulates lipolysis in rhesus adipocytes in vitro (EC50 = 3.9nM). Enhances CRISPR-mediated homology-directed repair (HDR) efficiency in human induced pluripotent stem cells (iPSCs).
255613KU 0060648Dual PI 3-K and DNA-PK inhibitor (IC50 values are <0.1, 0.5, 4 and 19 nM for PI 3-Kdelta, PI 3-Kbeta, PI 3-Kalpha and DNA-PK respectively). Inhibits proliferation of MCF7 cells in vitro and delays growth of MCF7 xenografts in mice. Also enhances CRISPR-Cas9-mediated homology- directed repair (HDR) efficiency, and attenuates nonhomologous end-joining (NHEJ).
C3490CHAPSCHAPS is a zwitterionic nondenaturing detergent for solubilizing membrane proteins.
351748SCR7 PyrazineSCR7 pyrazine also is a potent inhibitor of nonhomologous endjoining (NHEJ) mediated by DNA ligase IV. It enhances CRISPR-Cas9-mediated homology-directed repair (HDR) efficiency in vitro upt to 19-fold. SCR7 pyrazine is a product of spontaneous cyclization of CRISPR enhancer SCR7 first reported by Srivastava, M., et al.
161268RS 1High affinity RAD51 activator (Kd range = 48-107nM, value depends on cofactors present). Enhances homologous recombination activity of hRAD51. Enhances homology-directed repair and increases CRISPR-mediated knock-in efficiencies in vitro and in vivo.
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