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P2141

Phalloidin Peptide

≥90% (HPLC), powder

Synonim(y):

28-(2,3-dihydroxy-2-methylpropyl)-18-hydroxy-34-(1-hydroxyethyl)-23,31-dimethyl-12-thia-10,16,22,25,27,30,33,36-octazapentacyclo[12.11.11.03,11.04,9.016,20]hexatriaconta-3(11),4,6,8-tetraene-15,21,24,26,29,32,35-heptone

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Gabaryty przesyłkiSKUDostępnośćCena netto
1 mg
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1460,00 zł

Informacje o tej pozycji

Wzór empiryczny (zapis Hilla):
C35H48N8O11S
Numer CAS:
Masa cząsteczkowa:
788.87
NACRES:
NA.32
PubChem Substance ID:
UNSPSC Code:
12352202
EC Number:
241-484-5
MDL number:
Beilstein/REAXYS Number:
4347460

1460,00 zł


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Nazwa produktu

Phalloidin from Amanita phalloides, ≥90%

biological source

Amanita phalloides

Quality Level

assay

≥90%

form

powder

SMILES string

CC(O)C1NC(=O)C(C)NC(=O)C(CC(C)(O)CO)NC(=O)C2Cc3c(SCC(NC1=O)C(=O)N4CC(O)CC4C(=O)NC(C)C(=O)N2)[nH]c5ccccc35

InChI

1S/C35H48N8O11S/c1-15-27(47)38-22-10-20-19-7-5-6-8-21(19)41-33(20)55-13-24(34(53)43-12-18(46)9-25(43)31(51)37-15)40-32(52)26(17(3)45)42-28(48)16(2)36-30(50)23(39-29(22)49)11-35(4,54)14-44/h5-8,15-18,22-26,41,44-46,54H,9-14H2,1-4H3,(H,36,50)(H,37,51)(H,38,47)(H,39,49)(H,40,52)(H,42,48)

InChI key

KPKZJLCSROULON-UHFFFAOYSA-N

General description

Phalloidin is a phallotoxin produced by death cap mushroom Amanita phalloides. It is a cyclic peptide, which interacts with actin, and this was first identified in phalloidin-poisoned rats. It is a heptapeptide, cyclic in nature, with a crosslink between tryptophan at position 6 and cysteine at position 3.[1] The side chain of amino acid 7 (γ-δ-dihydroxyleucine) in phalloidin, is accessible to modifications, through which fluorescently labeled phalloidin compounds can be produced.

Application

Phalloidin has been used:
  • As a supplement in PEM buffer and dimethyl sulfoxide (DMSO).
  • As a drug.[2]
  • In immunohistochemistry to stain F-actin.[3]

Biochem/physiol Actions

Phalloidin interacts with polymeric actin, and not oligomeric or monomeric forms. This interaction leads to highly stabilized actin filaments, which resist depolymerization and disassembly. In rats, this toxin causes death due to liver hemorrhage and cells show abnormal actin clustering.[1] The affinity of phalloidin to actin is not significantly altered after derivatizing fluorescently labelled phalloidin compounds. These compounds can be used to study actin structure and organization within eukaryotic cells.
Phalloidin is a toxin isolated from Amanita phalloides that binds polymeric F actin, stabilizing it and interfering with the function of
actin-rich structures.
Toxin that binds polymeric F actin, stabilizing it and interfering with the function of actin-rich structures.
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Ta pozycja
P5282P1951A1304
assay

≥90%

assay

-

assay

-

assay

≥85% (HPLC)

biological source

Amanita phalloides

biological source

sequence from Amanita phalloides (synthetic: peptide sequence)

biological source

sequence from Amanita phalloides (synthetic: peptide sequence)

biological source

-

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

form

powder

form

solid

form

solid

form

powder


pictograms

Skull and crossbones

signalword

Danger

Hazard Classifications

Acute Tox. 2 Oral

Klasa składowania

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

flash_point_f

Not applicable

flash_point_c

Not applicable



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Dokumenty związane z niedawno zakupionymi produktami zostały zamieszczone w Bibliotece dokumentów.

Odwiedź Bibliotekę dokumentów



Ilida Ortega et al.
Acta biomaterialia, 9(3), 5511-5520 (2012-11-08)
Corneal stem cell niches are located within the limbus of the eye and are believed to play an important role in corneal regeneration. These niches are often lost in corneal disease or trauma. Our work explores the design of artificial
Correlative light and electron microscopy of the cytoskeleton of cultured cells.
Svitkina TM1and Borisy GG
Methods in Enzymology, 298, 570-592 (1998)
Thomas Pujol et al.
Proceedings of the National Academy of Sciences of the United States of America, 109(26), 10364-10369 (2012-06-13)
Actin filaments play a fundamental role in cell mechanics: assembled into networks by a large number of partners, they ensure cell integrity, deformability, and migration. Here we focus on the mechanics of the dense branched network found at the leading



Numer pozycji handlu globalnego

SKUNUMER GTIN
P2141-1MG04061834362562

Questions

  1. How should this peptide be diluted, and with what? What are the appropriate storage conditions, and how long will it remain stable?

    1 answer
    1. This product is tested for solubility in Methanol at 10 mg/mL. The peptide is also soluble in ethanol, butanol, DMSO, pyridine, and water (at lower rates). Long term solution stability has not been determined, when possible prepare fresh. External sources indicate stock solutions may be stored up to 6 months at -20°C in aliquots and protected from light. Please see the link below for additional information available in the product datasheet:
      https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/documents/394/433/p2141pis-ms.pdf

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