α-Amanitin from Amanita phalloides, ≥90% (HPLC), powder Sigma A2263
По запросу
Наличие: Срок поставки 60 дней
- Производитель: Sigma
- Каталожный номер:
A2263 - CAS номер : 23109-05-9
Amino Acid Sequence
Asn-Hyp-Hyi-Trp-Gly-Ile-G
Caution
When stored frozen in the dark, retained samples were found to be greater than 99% by HPLC after two years.
Reconstitution
Store a 1 mg/ml aqueous stock solution frozen at -20°C. It does not degrade with repeated freeze-thaw cycles. Dilute into the appropriate buffer immediately prior to use. Product is destroyed by concentrated acid or base.
Biochem/physiol Actions
The major toxic constituent of the mushroom, Amanita phalloides, inhibits eukaryotic RNA polymerase II and III, but does not inhibit RNA polymerase I or bacterial RNA polymerase. Inhibits mammalian protein synthesis.
Характеристики реактива | |
assay | ≥90% (HPLC) |
Molecular Formula | C39H54N10O14S |
storage temp. | −20°C |