Date published: 2026-5-4

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TFIIE-α Inhibitors

TFIIE-α Inhibitors belong to a class of chemical compounds designed to target and inhibit the activity of the Transcription Factor IIE-alpha (TFIIE-α) protein. TFIIE-α is a subunit of the transcription factor complex TFIIE, which plays a crucial role in eukaryotic transcription initiation. Transcription is the process by which genetic information encoded in DNA is transcribed into RNA, serving as a crucial step in gene expression. TFIIE-α is essential for the assembly and stability of the preinitiation complex that forms at the promoter region of genes, allowing for accurate and controlled transcription initiation.

Inhibitors of TFIIE-α are typically small molecules or compounds designed to disrupt the function of this protein. By inhibiting TFIIE-α, researchers can investigate the consequences of impaired transcription initiation, potentially shedding light on the regulation of gene expression in various cellular processes and biological contexts. The study of TFIIE-α inhibitors is integral to advancing our understanding of transcription mechanisms and the fundamental processes that govern gene expression, providing insights into the molecular basis of various diseases and conditions. Overall, TFIIE-α Inhibitors play a crucial role in molecular biology and cellular research by enabling scientists to dissect the intricate mechanisms of transcription initiation. These inhibitors contribute to the broader field of gene regulation and transcriptional control, helping scientists uncover the intricacies of how genes are turned on or off, and how these processes impact normal cellular function and disease states.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Triptolide

38748-32-2sc-200122
sc-200122A
1 mg
5 mg
$90.00
$204.00
13
(1)

Triptolide is known to inhibit the overall transcription machinery, which could result in decreased expression of TFIIE-α.

Actinomycin D

50-76-0sc-200906
sc-200906A
sc-200906B
sc-200906C
sc-200906D
5 mg
25 mg
100 mg
1 g
10 g
$74.00
$243.00
$731.00
$2572.00
$21848.00
53
(3)

This compound intercalates into DNA, disrupting RNA polymerase interaction and potentially reducing TFIIE-α mRNA synthesis.

α-Amanitin

23109-05-9sc-202440
sc-202440A
1 mg
5 mg
$269.00
$1050.00
26
(2)

A potent inhibitor of RNA polymerase II, α-Amanitin could decrease the transcription of TFIIE-α.

Rifampicin

13292-46-1sc-200910
sc-200910A
sc-200910B
sc-200910C
1 g
5 g
100 g
250 g
$97.00
$328.00
$676.00
$1467.00
6
(1)

While primarily targeting bacterial RNA polymerase, at high concentrations, it may also affect mammalian RNA polymerase and thus TFIIE-α expression.

DRB

53-85-0sc-200581
sc-200581A
sc-200581B
sc-200581C
10 mg
50 mg
100 mg
250 mg
$43.00
$189.00
$316.00
$663.00
6
(1)

DRB inhibits CDK9, affecting the phosphorylation state of RNA polymerase II and potentially decreasing TFIIE-α synthesis.

Flavopiridol

146426-40-6sc-202157
sc-202157A
5 mg
25 mg
$78.00
$259.00
41
(3)

A CDK inhibitor that could reduce transcription by RNA polymerase II, thereby impacting TFIIE-α expression levels.

Camptothecin

7689-03-4sc-200871
sc-200871A
sc-200871B
50 mg
250 mg
100 mg
$58.00
$186.00
$94.00
21
(2)

Inhibits topoisomerase I leading to DNA damage; this compound might indirectly decrease the synthesis of TFIIE-α.

Cordycepin

73-03-0sc-203902
10 mg
$101.00
5
(1)

An adenosine analog that terminates mRNA elongation, which could lead to reduced levels of TFIIE-α.

Leptomycin B

87081-35-4sc-358688
sc-358688A
sc-358688B
50 µg
500 µg
2.5 mg
$107.00
$416.00
$1248.00
35
(2)

Inhibits nuclear export of RNA, which could disrupt the proper regulation of TFIIE-α mRNA and protein levels.

Oxaliplatin

61825-94-3sc-202270
sc-202270A
5 mg
25 mg
$112.00
$394.00
8
(1)

Oxaliplatin induces DNA cross-links, which may interfere with transcription and decrease TFIIE-α levels.