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Merck
모든 사진(1)

주요 문서

A2263

Sigma-Aldrich

α-Amanitin

from Amanita phalloides, ≥85% (HPLC), powder

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크기 선택

1 MG
₩674,975

₩674,975


예상 입고일2025년 2월 17일세부사항


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1 MG
₩674,975

About This Item

실험식(Hill 표기법):
C39H54N10O14S
CAS Number:
Molecular Weight:
918.97
Beilstein:
1071138
EC Number:
MDL number:
UNSPSC 코드:
12352202
PubChem Substance ID:
NACRES:
NA.32

₩674,975


예상 입고일2025년 2월 17일세부사항


벌크 견적 요청

생물학적 소스

Amanita phalloides

Quality Level

분석

≥85% (HPLC)

양식

powder

분자량

918.97  g/mol

색상

white to light yellow

mp

254-255 °C (lit.)

solubility

H2O: 1.0 mg/mL

ε (흡광계수)

13,500 at 310 nm in H2O at 1 M

저장 온도

−20°C

SMILES string

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

InChI

1S/C39H54N10O14S/c1-4-16(2)31-36(60)42-11-29(55)43-25-15-64(63)38-21(20-6-5-18(51)7-22(20)46-38)9-23(33(57)41-12-30(56)47-31)44-37(61)32(17(3)27(53)14-50)48-35(59)26-8-19(52)13-49(26)39(62)24(10-28(40)54)45-34(25)58/h5-7,16-17,19,23-27,31-32,46,50-53H,4,8-15H2,1-3H3,(H2,40,54)(H,41,57)(H,42,60)(H,43,55)(H,44,61)(H,45,58)(H,47,56)(H,48,59)

InChI key

CIORWBWIBBPXCG-UHFFFAOYSA-N

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Amino Acid Sequence

Asn-Hyp-Hyi-Trp-Gly-Ile-Gly-Cys [Bridge: 4-8]

애플리케이션

α-Amanitin has been used:
  • for inducing transcriptional arrest in NT2 cells prior to immunofluorescence assay[1]
  • to induce nephrotoxicity in mice renal tissues[2]
  • to induce and analyse genotoxicity in mice bone marrow cells by cell viability assay, comet assay and chromosomal aberration assay[3]

생화학적/생리학적 작용

Inhibits eukaryotic RNA polymerase II and III; does not inhibit RNA polymerase I or bacterial RNA polymerase; inhibits mammalian protein synthesis.
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.

주의사항

When stored frozen in the dark, retained samples were found to be greater than 99% by HPLC after two years.

재구성

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.

픽토그램

Skull and crossbonesHealth hazard

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 1 Oral - STOT RE 2

표적 기관

Kidney,Blood,Liver,Gastrointestinal tract,Respiratory Tract,Central nervous system

Storage Class Code

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

WGK

WGK 3

개인 보호 장비

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


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문서 라이브러리 방문

Marie-Line Bortolin-Cavaillé et al.
Nucleic acids research, 37(10), 3464-3473 (2009-04-03)
MicroRNAs are tiny RNA molecules that play important regulatory roles in a broad range of developmental, physiological or pathological processes. Despite recent progress in our understanding of miRNA processing and biological functions, little is known about the regulatory mechanisms that
Alpha-amanitin poisoning, nephrotoxicity and oxidative stress: an experimental mouse model
Ergin M, et al.
Iranian Red Crescent Medical Journal, 17(8), e28068-e28068 (2015)
Davide Carnevali et al.
DNA research : an international journal for rapid publication of reports on genes and genomes, 24(1), 59-69 (2016-12-29)
With more than 500,000 copies, mammalian-wide interspersed repeats (MIRs), a sub-group of SINEs, represent ∼2.5% of the human genome and one of the most numerous family of potential targets for the RNA polymerase (Pol) III transcription machinery. Since MIR elements
Evaluation of the genotoxicity of alpha-amanitin in mice bone marrow cells
Marciniak B, et al.
Toxicon, 137, 1-6 (2017)
Emmanuelle Querido et al.
Journal of cell science, 124(Pt 10), 1703-1714 (2011-04-23)
Transcripts containing expanded CNG repeats, which are found in several neuromuscular diseases, are not exported from the nucleus and aggregate as ribonuclear inclusions by an unknown mechanism. Using the MS2-GFP system, which tethers fluorescent proteins to a specific mRNA, we

질문

  1. Can we use this product (alpha amanitin: A2263) to block RNA PII for yeast cell (S. cerevisiae)?

    1 답변
    1. Yes, yeasts are eukaryotic organisms. α-Amanitin inhibits eukaryotic RNA polymerase II and III, but does not inhibit RNA polymerase I or bacterial RNA polymerase.

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