Abcam, ab67156, Anti-SESN1 antibody

Size: 50µg
Mouse Polyclonal SESN1 antibody. Carrier free. Suitable for WB, ICC/IF and reacts with Human samples. Cited in 3 publications. Immunogen corresponding to Recombinant Full Length Protein corresponding to Human SESN1.
Key facts
Host species:Mouse,
Clonality:Polyclonal,
Isotype:IgG,
Carrier free:Yes,
Reacts with:Human,
Applications:ICC/IF, WBSee reactivity dataSee the reactivity data table below for information on validated species and application combinations.,
Immunogen:Recombinant Full Length Protein corresponding to Human SESN1.Q9Y6P5

Properties and Storage Information:
Form-Liquid, Purification technique-Affinity purification Protein G, Storage buffer-pH: 7.4Constituents: PBS, Shipped at conditions-Blue Ice, Appropriate short-term storage conditions-+4°C, Appropriate long-term storage conditions--20°C, Aliquoting information-Upon delivery aliquot, Storage information-Avoid freeze / thaw cycle

Supplementary Information:
This supplementary information is collated from multiple sources and compiled automatically.
SESN1 also known as Sestrin-1 is a protein that has significant significance in cellular stress responses. It has a molecular weight of approximately 57 kDa. This protein mainly expresses in tissues such as liver skin and heart. Sestrin-1 acts as a regulator of cellular homeostasis modulating factors tied to oxidative stress correction. The protein carries antioxidant properties mediating the regeneration of peroxiredoxins which are important for detoxifying peroxides within cells.
Biological function summary
The Sestrin-1 protein plays a role in the cellular defense against oxidative damage. It incorporates into complexes that participate in inhibiting the activity of the mechanistic target of rapamycin complex 1 (mTORC1) a critical regulator of cell growth and metabolism. Sestrin-1 achieves this by activating AMP-activated protein kinase (AMPK) which serves as an energy sensor in the cell. Additionally it can suppress free radical accumulation during periods of cellular stress helping to prevent damage to DNA and proteins.
Pathways
Sestrin-1 is a vital component of the signaling pathways that involve the AMPK and mTOR pathways. It interacts actively with proteins such as TSC2 in mTOR signaling and LKB1 in the AMPK pathway. Through these pathways Sestrin-1 influences the regulation of protein synthesis and autophagy. It acts as a link between energy status and cellular growth control underpinning its involvement in adaptive cellular responses to environmental stresses.
Sestrin-1 involvement connects to conditions like cancer and neurodegenerative diseases. In cancer its role in inhibiting the mTORC1 pathway gives it potential anti-tumorigenic properties as overactive mTOR signaling can lead to uncontrolled cell proliferation. Additionally in neurodegenerative disorders Sestrin-1 reduces stress-induced neuronal damage through its antioxidant functions. Sestrin-1 interacts with proteins like p53 a well-known tumor suppressor to aid in cellular protective mechanisms providing a link between its protective role and disease suppression.