Date published: 2026-7-10

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GAP-43 CRISPR/Cas9 KO Plasmid (h): sc-400632

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Datasheets
  • Target species: human
  • 20 µg of transfection-ready, purified plasmid DNA; Suitable for up to 20 transfections
  • GAP-43 CRISPR/Cas9 Knockout (KO) Plasmid (h) is a pool of plasmids, each encoding Cas9 nuclease and a target-specific 20 nt guide RNA (gRNA) designed for maximum knockout efficiency using sequences derived from the GeCKO v2 library
  • gRNA sequences direct Cas9 to induce site-specific double-strand breaks (DSBs) in the GAP-43 genomic locus, resulting in gene knockout through non-homologous end joining (NHEJ)
  • The puromycin resistance and RFP genes are flanked by LoxP sites, enabling removal of selection markers via Cre recombinase (Cre Vector: sc-418923) after establishing stable knockout cell lines
  • Following transfection, gene knockout efficiency can be assayed by WB, IF or IHC using antibody: GAP-43 Antibody (B-5): sc-17790
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    Ordering Information

    Product NameCatalog #UNITPriceQtyFAVORITES

    GAP-43 CRISPR/Cas9 KO Plasmid (h)

    sc-400632
    20 µg
    $397.00

    Overview

    GAP43 encodes growth associated protein 43 (GAP-43), a membrane-associated phosphoprotein enriched in neuronal growth cones and presynaptic terminals that supports axon outgrowth, guidance, and synaptic remodeling. GAP-43 interacts with calmodulin and is a prominent PKC substrate, linking calcium signaling and phosphorylation-dependent control of cytoskeletal dynamics and vesicle trafficking. Through roles in neurite extension and plasticity-related transcriptional programs, GAP-43 is widely used as a marker of regenerative and developmental states in the nervous system. Altered GAP-43 expression and phosphorylation have been investigated in the context of neurodevelopmental and neurodegenerative processes where synaptic connectivity and axonal maintenance are disrupted.

    GAP-43 CRISPR/Cas9 KO Plasmid (h) is a pool of plasmids designed for targeted disruption of the GAP43 gene in human cell lines. Each plasmid co-expresses a unique single guide RNA (sgRNA) targeting a distinct site within the GAP43 together with the Streptococcus pyogenes Cas9 nuclease. The plasmids also encode GFP, allowing fluorescent identification and enrichment of successfully transfected cells by fluorescence microscopy or flow cytometry.

    The multi-guide design increases the likelihood of generating insertions or deletions (indels) that disrupt the GAP43 open reading frame following Cas9-mediated double-strand break formation. DNA breaks introduced by the CRISPR/Cas9 system are repaired through endogenous non-homologous end joining (NHEJ) pathways, frequently resulting in frameshift mutations that abolish GAP-43 protein expression.

    This CRISPR knockout system enables efficient generation of GAP43-deficient cell models for investigation of GAP-43 signaling, functional genomics studies, cancer biology research, and evaluation of therapeutic responses in human cell lines.

    Key Features

    • sgRNAs targeting GAP43 exon(s) critical for GAP-43 function
    • Co-expression of SpCas9 and sgRNA from a single plasmid for simplified delivery
    • GFP reporter for identification of transfected cells
    • Pool of plasmids targeting multiple GAP43 genomic sites to improve knockout efficiency
    • Compatible with delivery by transfection

    Design Variants

    CRISPRs +/- HDRs

    • gRNAs encoded by GAP-43 CRISPR/Cas9 KO Plasmid (h) and GAP-43 CRISPR/Cas9 KO Plasmid (h2) target distinct sites within the GAP43 locus. One or both targeting designs may be available. See Related Products for availability.
    • HDR donor constructs encoded by GAP-43 HDR Plasmid (h) and GAP-43 HDR Plasmid (h2) contain a puromycin resistance cassette and an RFP reporter flanked by GAP43 homology arms to support homology-directed repair at defined GAP43 target sites corresponding to the CRISPR/Cas9 KO designs. HDR donor availability may vary. See Related Products for availability.

    For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.