The MYG1 Knockout NCI-H1299 Polyclonal Cells product consists of a heterogeneous population of NCI-H1299 human non-small cell lung cancer cells edited via CRISPR/Cas9 to disrupt the endogenous MYG1 gene. This polyclonal knockout pool provides a loss-of-function model for studying the role of MYG1 in mitochondrial biology and cancer cell metabolism, without the selection biases of clonal isolation.
The NCI-H1299 cell line was established from the lymph node metastasis of a lung adenocarcinoma and is characterized by TP53 deficiency and adherent epithelial morphology. As a widely utilized in vitro model of non-small cell lung cancer (NSCLC), these cells recapitulate key features of metastatic disease and are suitable for investigating tumor cell proliferation, migration, and metabolic reprogramming.
MYG1 encodes a conserved protein involved in mitochondrial ribosome assembly and translation, thereby sustaining mitochondrial protein synthesis and oxidative phosphorylation. MYG1 expression is regulated by key mitochondrial biogenesis factors such as PGC-1??, NRF1, and TFAM, and it interacts directly with mitochondrial ribosomal proteins and the mitochondrial translation machinery. Its activity is essential for the accurate production of mitochondrial-encoded respiratory chain subunits, which are integral components of electron transport chain complexes, enabling efficient ATP generation and maintaining cellular energy homeostasis.
Disruption of MYG1 in NCI-H1299 cells is expected to compromise mitochondrial translation, leading to reduced assembly of oxidative phosphorylation complexes and impaired respiratory capacity. Given the dependence of metastatic NSCLC cells on mitochondrial energy metabolism for migration and invasion, this knockout model provides a valuable tool for dissecting the contribution of mitochondrial ribosome function to tumor aggressiveness. The polyclonal nature of the edited population helps avoid clonal artifacts and enables robust assessment of gene function in heterogenous cell pools.
Researchers can utilize this MYG1 knockout cell population to investigate mitochondrial dysfunction in NSCLC, assess metabolic reprogramming via Seahorse flux analysis or ATP luminescence assays, and evaluate effects on cell migration and invasion. The polyclonal format is also suitable for pooled CRISPR screening applications. Typical readouts include Western blotting for oxidative phosphorylation complexes, RT-qPCR for mitochondrial transcripts, and proliferation assays. For further details or to discuss custom applications, please contact Ascent Research.
