Date published: 2026-5-30

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THTR2 Inhibitors

THTR2 inhibitors are a class of chemical compounds that have garnered interest in the fields of molecular biology and pharmacology due to their to modulate specific cellular processes. THTR2, or Thiamine Transporter 2, is a transmembrane protein responsible for the transport of thiamine, also known as vitamin B1, across cellular membranes. Thiamine is an essential nutrient required for various metabolic processes, particularly in the production of energy from carbohydrates. THTR2 is primarily expressed in tissues with high metabolic demands, such as the brain and heart, and plays a pivotal role in ensuring the supply of thiamine to cells. THTR2 inhibitors are designed to interact with the active site or binding domain of the THTR2 protein, effectively inhibiting its function and influencing cellular processes dependent on thiamine transport and metabolism.

Structurally, THTR2 inhibitors are engineered to selectively target the active site or binding domains of THTR2, ensuring high specificity for this particular thiamine transporter. By inhibiting THTR2, these compounds may disrupt its role in thiamine transport, leading to alterations in thiamine availability and metabolism within cells. The study of THTR2 inhibitors is of significant interest to researchers as it provides insights into the regulatory mechanisms governing essential cellular functions related to nutrient uptake and metabolism. This knowledge contributes to our understanding of basic cell biology and may have implications in various research areas, including neurobiology, cardiovascular health, and the molecular basis of disorders associated with thiamine deficiency. However, further research is required to fully explore the extent of their applications and their impact on cellular physiology in the context of THTR2-mediated thiamine transport.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$63.00
$158.00
$326.00
233
(4)

Rapamycin forms a complex with FKBP12 that inhibits mTOR, a pathway that can influence numerous cellular processes including protein synthesis, which may indirectly reduce THTR2 expression.

Mitomycin C

50-07-7sc-3514A
sc-3514
sc-3514B
2 mg
5 mg
10 mg
$66.00
$101.00
$143.00
85
(5)

Mitomycin C acts as a DNA crosslinker that can inhibit DNA replication and transcription. This action might lead to reduced transcription of many genes, including those encoding transporters.

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)

Rifampicin can inhibit RNA polymerase in bacteria and could also affect mammalian mitochondrial RNA polymerase, potentially reducing the expression of essential proteins like THTR2.

Camptothecin

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

Camptothecin inhibits Topoisomerase I, which is necessary for DNA replication and transcription. Its inhibition could decrease THTR2 expression by limiting mRNA synthesis.

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)

Actinomycin D intercalates into GC-rich regions of DNA, preventing RNA polymerase movement and thereby reducing transcription of various genes potentially including SLC19A3.

α-Amanitin

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

α-Amanitin is a potent inhibitor of RNA polymerase II in eukaryotes, leading to a decrease in mRNA synthesis for numerous genes, which may affect THTR2 levels.

Flavopiridol

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

Flavopiridol inhibits cyclin-dependent kinases, which can lead to cell cycle arrest and downregulation of genes required for cell cycle progression, potentially including those like SLC19A3.

Chetomin

1403-36-7sc-202535
sc-202535A
1 mg
5 mg
$186.00
$674.00
10
(1)

Chetomin disrupts the interaction between hypoxia-inducible factors and coactivators, thereby affecting gene expression under hypoxic conditions, possibly impacting SLC19A3 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 RNA polymerase II phosphorylation, leading to transcriptional elongation arrest which could reduce the expression of genes such as SLC19A3.

Cordycepin

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

Cordycepin is an adenosine analog that can terminate RNA chain elongation, potentially decreasing the overall transcription levels within cells, including that of SLC19A3.