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A1304

Sigma-Aldrich

β-Amanitin

from Amanita phalloides, ≥85% (HPLC), powder, RNA polymerase inhibitor

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About This Item

Fórmula empírica (Notação de Hill):
C39H53N9O15S
Número CAS:
Peso molecular:
919.95
Número CE:
Número MDL:
Código UNSPSC:
12352200
ID de substância PubChem:
NACRES:
NA.77

R$ 7.769,00


Previsão de entrega em02 de junho de 2025


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Nome do produto

β-Amanitin from Amanita phalloides, ≥85% (HPLC)

Nível de qualidade

Ensaio

≥85% (HPLC)

Formulário

powder

temperatura de armazenamento

−20°C

cadeia de caracteres SMILES

CCC(C)C1NC(=O)CNC(=O)C2Cc3c([nH]c4cc(O)ccc34)S(=O)CC(NC(=O)CNC1=O)C(=O)NC(CC(O)=O)C(=O)N5CC(O)CC5C(=O)NC(C(C)C(O)CO)C(=O)N2

InChI

1S/C39H53N9O15S/c1-4-16(2)31-36(60)41-11-28(53)42-25-15-64(63)38-21(20-6-5-18(50)7-22(20)45-38)9-23(33(57)40-12-29(54)46-31)43-37(61)32(17(3)27(52)14-49)47-35(59)26-8-19(51)13-48(26)39(62)24(10-30(55)56)44-34(25)58/h5-7,16-17,19,23-27,31-32,45,49-52H,4,8-15H2,1-3H3,(H,40,57)(H,41,60)(H,42,53)(H,43,61)(H,44,58)(H,46,54)(H,47,59)(H,55,56)

chave InChI

IEQCUEXVAPAFMQ-UHFFFAOYSA-N

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Descrição geral

β-Amanitin belongs to the family of amatoxins.[1] Amanitins are made of bicyclic octapeptides.[2] β-Amanitin is composed of a carboxyl group and is acidic in nature.[3]

Aplicação

β-Amanitin from Amanita phalloides has been used:
  • as a calibration standard for the quantification of β-Amanitin using liquid chromatography-high resolution-mass spectrometry/mass spectrometry (LC-HR-MS/MS) method.[4]
  • to determine its concentration in urine samples by capillary zone electrophoresis (CZE).[5]
  • in the analysis of β-amanitin in toxic mushrooms by liquid chromatography coupled to time-of-flight mass spectrometry.[2]

Ações bioquímicas/fisiológicas

Inhibits eukaryotic RNA polymerase II and III; does not inhibit RNA polymerase I or bacterial RNA polymerase; inhibits mammalian protein synthesis.
Toxic constituent of the mushroom, Amanita phalloides, inhibits eukaryotic RNA polymerase II and III, but not RNA polymerase I or bacterial RNA polymerase. Inhibits mammalian protein synthesis.

Pictogramas

Skull and crossbones

Palavra indicadora

Danger

Frases de perigo

Classificações de perigo

Acute Tox. 2 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral

Código de classe de armazenamento

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

Classe de risco de água (WGK)

WGK 3


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Peng Li et al.
Gene, 532(1), 63-71 (2013-09-21)
Amanita exitialis is a lethal mushroom that was first discovered in Guangdong Province, China. The high content of amanitin in its basidiocarps makes it lethal to humans. To comprehensively characterize the A. exitialis transcriptome and analyze the Amanita toxins as
Chiemi Nishizawa et al.
Chudoku kenkyu : Chudoku Kenkyukai jun kikanshi = The Japanese journal of toxicology, 16(4), 441-445 (2004-01-27)
High-performance liquid chromatographic (HPLC) assay has been developed for the simultaneous determination of alpha-amanitin, beta-amanitin and phalloidin in serum. Three toxins were extracted by reflux in a water bath at 80 degrees C for one hour and purified by Sep-Pak
H Faulstich et al.
Toxicon : official journal of the International Society on Toxinology, 26(5), 491-499 (1988-01-01)
A monoclonal antibody, with high affinity against the mushroom toxin alpha-amanitin, was prepared. Administration of the Fab fragment of the monoclonal antibody to mice caused a 50-fold increase in alpha-amanitin toxicity. Electron micrographs showed normal appearance of hepatocytes but typical
V A Robinson-Fuentes et al.
Journal of pharmaceutical and biomedical analysis, 47(4-5), 913-917 (2008-05-27)
Amanitins are toxins found in species of the mushroom genera Amanita, Lepiota and Galerina. Intoxication after ingestion of these mushrooms can be fatal with an estimated 20% of mortality rate. An early diagnosis is necessary in order to avoid invasive
U Bermbach et al.
Biochemistry, 29(29), 6839-6845 (1990-07-24)
Poly-L-ornithine with an average molecular weight of 32K was reacted with beta-amanitin hydroxysuccinimide ester to form an amide-linked toxin conjugate. Loading of the polymeric chain with amanitin was high, corresponding to up to 35% of the total weight. To this

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