The BMP2K Knockout SK-HEP-1 Polyclonal Cells provide a CRISPR/Cas9-edited polyclonal knockout cell population targeting the BMP2K gene in the SK-HEP-1 host cell line. This product offers a heterogeneous loss-of-function model, enabling robust investigation of BMP2K function without clonal selection. The polyclonal format ensures representation of diverse gene disruption events across the population, making it suitable for studies requiring a broad range of knockout efficiencies. BMP2K is a serine/threonine kinase involved in endocytosis and signaling regulation, and its disruption allows researchers to dissect pathway dynamics in a physiologically relevant hepatic endothelial context.
SK-HEP-1 is an immortalized cell line derived from a human liver adenocarcinoma, which retains key endothelial characteristics and is widely used to model liver sinusoidal endothelium. These cells exhibit features of filtration, metabolism, and immune surveillance, making them valuable for studying hepatic disease mechanisms. The endothelial phenotype of SK-HEP-1 provides a relevant background for examining processes such as endocytosis, cell signaling, and tumor microenvironment interactions, particularly in hepatocellular carcinoma research.
BMP2K is transcriptionally induced by BMP2 and acts as a negative feedback regulator of BMP signaling by promoting clathrin-mediated endocytosis of BMP receptor complexes, including BMPR1A and BMPR2. This kinase directly interacts with clathrin heavy chain and the AP-2 adaptor complex to facilitate receptor internalization, thereby attenuating downstream phosphorylation of SMAD1/5/8 transcription factors. Beyond BMP signaling, BMP2K regulates cell cycle progression via phosphorylation of adaptor proteins, impacting growth factor receptor endocytosis and modulating targets such as CDK2. It integrates signals from BMP and TGF-beta pathways to coordinate endocytic trafficking and proliferation.
In the SK-HEP-1 hepatic endothelial model, knockout of BMP2K disrupts the delicate balance of BMP signaling that is critical for liver homeostasis, iron metabolism, and regeneration. Given the cell line??s origin from adenocarcinoma, this knockout is particularly relevant for investigating how altered endocytosis and BMP pathway modulation contribute to hepatocellular carcinoma progression. Loss of BMP2K may affect cellular responses to BMP ligands, influencing proliferation, migration, and invasion??processes central to both hepatic malignancies and bone-related disorders like osteosarcoma.
Researchers can apply BMP2K Knockout SK-HEP-1 Polyclonal Cells to a range of advanced assays, including phospho-SMAD detection via western blotting or flow cytometry to assess BMP pathway activity, clathrin-mediated endocytosis assays using fluorescent ligands, and functional cancer biology studies such as cell proliferation, migration, and invasion assays. The polyclonal population is also well-suited for drug discovery screens targeting BMP signaling components and for high-throughput validation of pathway modulators. For additional technical support, please contact Ascent Research.
