Sephin 1

Cat. No. 5553

Sephin 1 C8H9ClN4.CH2O3

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Chemical Name: (2E)-2-[(2-Chlorophenyl)methylene]-hydrazinecarboximidamide carbonic acid salt

Biological Activity

Inhibitor of the regulatory subunit PPP1R15A of protein phosphatase 1. Does not bind PPP1R15B or have α2 adrenergic agonist activity. Cytoprotective in endoplasmic reticulum stressed cells in vitro. Prevents defects associated with protein misfolding in a mouse Charcot-Marie Tooth-1B model. Orally available.

Technical Data

Soluble to 100 mM in DMSO
>98 %
Store at -20°C

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.

Certificate of Analysis / Safety Data Sheet

Certificate of Analysis: View current batch
Safety Data Sheet: View Safety Data Sheet

Das et al (2015) Preventing proteostasis diseases by selective inhibition of a phosphatase regulatory subunit. Science 348 239. PMID: 25859045.

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Keywords: Sephin 1, supplier, Sephin1, protein, phosphatases, 1, PPP1R115A, serine/threonine, protein, folding, Charcot-Marie, Tooth, 1B, CMT1B, inhibitors, orally, available, inhibits, 951441-04-6, Tocris Bioscience, Protein Ser/Thr Phosphatases Inhibitor products

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