The DLX3 Knockout HEK293T Polyclonal Cells provide a polyclonal knockout population of HEK293T cells generated by CRISPR/Cas9-mediated disruption of the DLX3 gene. This product offers a heterogeneous loss-of-function model, avoiding single-cell clonal artifacts and enabling robust assessment of DLX3-dependent phenotypes across a mixed genetic background.
HEK293T is a human embryonic kidney epithelial cell line transformed with sheared adenovirus type 5 DNA and constitutively expressing the SV40 large T antigen. These cells exhibit high transfection efficiency and are widely employed as a versatile platform for heterologous gene expression, protein interaction studies, and signal transduction analysis.
DLX3 encodes a homeodomain-containing transcription factor that functions downstream of bone morphogenetic protein (BMP) and canonical Wnt/??-catenin pathways. Activated by BMP4 through the BMPR/SMAD1/5/8 cascade and by Wnt3a/??-catenin/TCF/LEF signaling, DLX3 physically interacts with MSX2, SMAD1, SMAD5, and ??-catenin to coordinate gene regulation. It binds homeodomain-responsive elements in target promoters, transcriptionally stimulating expression of key epithelial and hard-tissue markers including KRT14, ENAM, AMELX, DSPP, and hair-specific keratins. Through these interactions, DLX3 orchestrates epithelial differentiation, hair follicle morphogenesis, odontogenesis, and osteoblast function.
In the HEK293T background, this knockout model permits dissection of DLX3-dependent transcriptional regulation in a highly transfectable, easily manipulated cellular environment. While HEK293T cells do not differentiate into specialized epithelial structures, they provide a simplified system to study upstream activators, co-factor requirements, and downstream transcriptional responses without the complexity of tissue-specific contexts.
This DLX3 knockout polyclonal population supports a broad range of experimental applications, including functional analysis of DLX3 in epithelial differentiation, investigation of ectodermal dysplasia pathomechanisms, studies of hair follicle biology and regeneration, dental enamel formation, and bone homeostasis. Representative assays include RT-qPCR for target gene expression, western blotting and immunofluorescence for protein detection, luciferase reporter assays for transcriptional activity, ChIP-qPCR for DNA binding, RNA-seq for transcriptome profiling, co-immunoprecipitation for protein interactions, and alizarin red staining for mineralization. For further information, please contact Ascent Research.
