Recombinant Human HES7 protein (denatured)

Supplementary information

This supplementary information is collated from multiple sources and compiled automatically.

HES7 also known as Hairy and Enhancer of Split 7 acts as a transcriptional repressor essential in the Notch signaling pathway. The protein comprises approximately 27 kDa. HES7 is expressed primarily in embryonic tissues particularly in presomitic mesoderm a developing structure in the embryo that contributes to segmented structures like the vertebrae and ribs. Its expression is tightly regulated and cyclical aligning with developmental processes.

Biological function summary

HES7 interacts in gene regulation during embryogenesis playing a pivotal role in the segmentation clock which governs the rhythmic formation of somites in vertebrate embryos. It functions in a negative autoregulatory feedback loop alongside other Hes family members. This loop forms a core part of the segmentation clock machinery where HES7 expression oscillates to coordinate cells' timing and spatial organization important for orderly development.

Pathways

Understanding HES7 includes its involvement in the Notch signaling and somitogenesis pathways. These pathways control cell fate determination and differentiation ensuring correct segmentation during vertebrate development. HES7 works closely with proteins like Hes1 and Hes5 within these pathways engaging in interactions that refine the precision of the segmentation clock and contribute to proper embryonic patterning.

HES7 mutations have links to congenital spine deformities particularly spondylocostal dysostosis which result from defective somitogenesis. This abnormal somite segmentation can lead to axial skeletal malformations. HES7 interacts with components of the Notch pathway in this context such as Delta-like (Dll) proteins indicating a direct relationship between defective Notch signaling and the manifestation of these structural disorders. Understanding HES7's role provides valuable insights into developmental anomalies and offers targets for potential interventions.