Fostriecin sodium salt
Tocris Bioscience, part of Bio-Techne | Catalog # 1840
Potent PP2A and PP4 inhibitor
Discontinued Product
1840 has been discontinued.
View all Protein Ser/Thr Phosphatase Inhibitors products.
Key Product Details
Description
Potent PP2A and PP4 inhibitor
Product Description
Fostriecin sodium salt is a potent inhibitor of protein phosphatase types 2A (PP2A) and 4 (PP4) with IC50 values of 1.5 nM and 3 nM respectively. Also exhibits weaker inhibition of topoisomerase II (IC50 = 40 μM) and protein phosphatase type 1 (PP1) (IC50 = 131 μM) with no apparent inhibition of protein phosphatase type 2B (PP2B). Active in vivo. Originally identified as an antitumor antibiotic from Streptomyces pulveraceous.Product Specifications
Molecular Weight
452.37
Formula
C19H26O9PNa
Storage
Desiccate at -20°C
Purity
≥98% (HPLC)
Chemical Name
(6R)-5,6-Dihydro-6-[(1E,3R,4R,6R,7Z,9Z,11E)-3,6,13-trihydroxy-3-methyl-4-(phosphonooxy)-1,7,9,11-tridecatetraenyl]-2H-pyran-2-one sodium salt
CAS Number
87860-39-7
PubChem ID
16759606
InChI Key
XBUIKNRVGYFSHL-IAVQPKKASA-M
SMILES
[Na+].C[C@@](O)(\C=C\[C@H]1CC=CC(=O)O1)[C@@H](C[C@@H](O)\C=C/C=C\C=C\CO)OP(O)([O-])=O
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Solubility
| Solvent | Max Conc. mg/mL | Max Conc. mM | |
|---|---|---|---|
| Solubility | |||
| water | 45.24 | 100 |
Preparing Stock Solutions
for Fostriecin sodium salt
The following data is based on the product molecular weight 452.37
Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which all affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 2.21 mL | 11.05 mL | 22.11 mL |
| 5 mM | 0.44 mL | 2.21 mL | 4.42 mL |
| 10 mM | 0.22 mL | 1.11 mL | 2.21 mL |
| 50 mM | 0.04 mL | 0.22 mL | 0.44 mL |
Calculators
Molarity Calculator
Dilution Calculator
Reconstitution Calculator
Background References
References are publications that support the biological activity of the product.
- Walsh Fostriecin, an antitumor antibiotic with inhibitory activity against serine/threonine protein phosphatases types 1 (PP1) and 2A (PP2A), is highly selective for PP2A. FEBS Lett. 1997 PMID: 9373158
- Hastie and Cohen Purification of protein phosphatase 4 catalytic subunit: inhibition by the antitumour drug fostriecin and other tumour suppressors and promoters. FEBS Lett. 1998 PMID: 9714542
- Tunac Novel antitumor agents CI-920, PD 113,270 and PD 113,271. I. Taxonomy, fermentation and biological properties. J.Antibiot. 1983 PMID: 6689323
Product Specific Notices for Fostriecin sodium salt
For research use only
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