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MilliporeSigma

T2580

Sigma-Aldrich

Trapoxin A

≥98% (HPLC), from Helicoma ambiens

Sinónimos:

Cyclo((S)-phenylalanyl-(S)-phenylalanyl-(R)-pipecolinyl-(2S,9S)-2-amino-8-oxo-9,10-epoxydecanoyl), RF 1023A

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About This Item

Fórmula empírica (notación de Hill):
C34H42N4O6
Número de CAS:
Peso molecular:
602.72
UNSPSC Code:
12352200
NACRES:
NA.77

biological source

Helicoma ambiens

Quality Level

assay

≥98% (HPLC)

form

solid

solubility

DMSO: soluble 0.9-1.10 mg/ml, clear, colorless to faintly yellow (may be further diluted 20 fold in H2O)
chloroform: soluble
methanol: soluble

shipped in

dry ice

storage temp.

−20°C

InChI

1S/C34H42N4O6/c39-29(30-22-44-30)18-9-3-8-16-25-31(40)36-26(20-23-12-4-1-5-13-23)32(41)37-27(21-24-14-6-2-7-15-24)34(43)38-19-11-10-17-28(38)33(42)35-25/h1-2,4-7,12-15,25-28,30H,3,8-11,16-22H2,(H,35,42)(H,36,40)(H,37,41)/t25-,26-,27-,28+,30-/m0/s1

InChI key

GXVXXETYXSPSOA-UFEOFEBPSA-N

Application

Trapoxin A has been used:
  • to study its effects on the inhibition of histone deacetylase 11 (HDAC11)
  • to study its effects on the inhibition of HDAC3 in human cell lines
  • to study its effects on the inhibition of HDAC6 in rat pyramidal neurons

Biochem/physiol Actions

Trapoxin A is a cyclotetrapeptide and a histone deacetylase (HDAC) inhibitor. It increases the level of chromatin acetylation associated with histone H3 at low nanomolar concentrations. Unlike the reversible HDAC inhibition induced by TCA, Trapoxin A irreversibly inhibites HDAC activity in crude cell lysates, and induces the accumulation of hyperacetylated core histones in a number of mammalian cell lines and tissues. Histone acetylation and methylation have been studied extensively for their anti-tumor activities in carcinogenesis and Trapoxin has been suggested as a potential anticancer agent for pre-clinical trials.

Features and Benefits

This compound is a featured product for Gene Regulation research. Click here to discover more featured Gene Regulation products. Learn more about bioactive small molecules for other areas of research at sigma.com/discover-bsm.

Preparation Note

Trapoxin A is soluble in DMSO at a concentration ranging from 0.9-1.10 mg/ml and yields a clear, colorless to faint yellow solution. It is also soluble in chloroform and methanol.

pictograms

Skull and crossbones

signalword

Danger

hcodes

Hazard Classifications

Acute Tox. 3 Oral

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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Visite la Librería de documentos

Target identification in chemical genetics: the (often) missing link.
Lyle Burdine et al.
Chemistry & biology, 11(5), 593-597 (2004-05-26)
C Merezak et al.
Journal of virology, 76(10), 5034-5042 (2002-04-23)
Packaging into nucleosomes results in a global transcriptional repression as a consequence of exclusion of sequence-specific factors. This inhibition can be relieved by using inhibitors of histone deacetylases, acetylation being a major characteristic of transcriptionally active chromatin. Paradoxically, the expression
M Yoshida et al.
Cancer chemotherapy and pharmacology, 48 Suppl 1, S20-S26 (2001-10-06)
Trichostatin A (TSA) and trapoxin (TPX), inhibitors of the eukaryotic cell cycle and inducers of morphological reversion of transformed cells, inhibit histone deacetylase (HDAC) at nanomolar concentrations. Recently, FK228 (also known as FR901228 and depsipeptide) and MS-275. antitumor agents structurally
[A new target of cancer therapy: advances in the study of histone deacetylase].
Ai-Lin Liu et al.
Yao xue xue bao = Acta pharmaceutica Sinica, 40(7), 585-590 (2005-10-04)
R Furumai et al.
Proceedings of the National Academy of Sciences of the United States of America, 98(1), 87-92 (2001-01-03)
Trichostatin A (TSA) and trapoxin (TPX) are potent inhibitors of histone deacetylases (HDACs). TSA is proposed to block the catalytic reaction by chelating a zinc ion in the active-site pocket through its hydroxamic acid group. On the other hand, the

Artículos

We offer a variety of small molecule research tools, such as transcription factor modulators, inhibitors of chromatin modifying enzymes, and agonists/antagonists for target identification and validation in gene regulation research; a selection of these research tools is shown below.

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