Date published: 2026-4-5

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TrxR1 Inhibitors

TrxR1 inhibitors, also known as Thioredoxin reductase 1 inhibitors, belong to a distinctive class of chemical compounds designed to target and modulate the activity of Thioredoxin reductase 1 (TrxR1), an essential enzyme involved in maintaining cellular redox homeostasis. These inhibitors are of significant interest in the field of biochemical research due to their ability to elucidate various cellular processes and their role in diseases. TrxR1 is a key player in the thioredoxin system, which plays a vital role in regulating intracellular redox balance and protecting cells from oxidative damage. TrxR1 itself is responsible for catalyzing the reduction of thioredoxin, an important antioxidant protein, through the utilization of NADPH, thus contributing to the detoxification of reactive oxygen species and maintaining a reducing environment within the cell. Chemically, TrxR1 inhibitors can vary widely, but they typically exhibit certain structural features that allow them to interact with the enzyme's active site, inhibiting its function. By disrupting TrxR1 activity, these compounds have the ability to perturb redox signaling pathways within the cell, which can have downstream effects on various cellular processes, including cell proliferation, apoptosis, and DNA repair. Researchers are particularly interested in TrxR1 inhibitors as they hold promise in elucidating the molecular mechanisms underlying diseases characterized by oxidative stress, such as cancer, neurodegenerative disorders, and inflammatory conditions. Additionally, TrxR1 inhibitors can serve as valuable tools for investigating the roles of thioredoxin and related redox proteins in cellular physiology, contributing to a deeper understanding of redox biology and its implications for health and disease.

Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Chaetocin

28097-03-2sc-200893
200 µg
$126.00
5
(1)

Chaetocin is a distinctive compound known for its selective inhibition of thioredoxin reductase 1 (TrxR1), a key enzyme in redox regulation. Its unique molecular structure allows for specific interactions with the enzyme's active site, disrupting electron transfer processes. This interference alters cellular redox homeostasis, leading to oxidative stress. Chaetocin's reactivity is influenced by its ability to form stable adducts, which modulate its kinetic behavior in biochemical pathways.

Auranofin

34031-32-8sc-202476
sc-202476A
sc-202476B
25 mg
100 mg
2 g
$153.00
$214.00
$4000.00
39
(2)

Auranofin inhibits TRXR1 by forming a stable complex with the enzyme's selenocysteine residue, disrupting its activity and leading to oxidative stress and apoptosis in cancer cells.

Aureothin

2825-00-5sc-202478
sc-202478A
1 mg
5 mg
$309.00
$800.00
1
(1)

Aureothin is a notable compound recognized for its interaction with thioredoxin reductase 1 (TrxR1), where it acts as a potent inhibitor. Its unique structural features facilitate specific binding to the enzyme, disrupting critical electron transfer mechanisms. This disruption influences cellular redox balance, promoting oxidative stress. Aureothin's reactivity is characterized by its ability to engage in dynamic molecular interactions, affecting its kinetic profile and stability in various biochemical environments.

Ebselen

60940-34-3sc-200740B
sc-200740
sc-200740A
1 mg
25 mg
100 mg
$33.00
$136.00
$458.00
5
(1)

Ebselen is a covalent inhibitor of TRXR1 that binds to the selenocysteine active site, preventing the reduction of thioredoxin and causing ROS accumulation and cell death.

Curcumin

458-37-7sc-200509
sc-200509A
sc-200509B
sc-200509C
sc-200509D
sc-200509F
sc-200509E
1 g
5 g
25 g
100 g
250 g
1 kg
2.5 kg
$37.00
$69.00
$109.00
$218.00
$239.00
$879.00
$1968.00
47
(1)

Curcumin inhibits TRXR1 by directly interacting with its active site, disrupting its redox function and promoting apoptosis in cancer cells.

PX 12

141400-58-0sc-358518
sc-358518A
10 mg
50 mg
$133.00
$505.00
9
(1)

PX-12 inhibits TRXR1 through a reversible reaction, leading to the accumulation of ROS and induction of apoptosis in cancer cells.

Bismuth(III) subsalicylate

14882-18-9sc-227416
100 g
$30.00
(0)

Bismuth subsalicylate inhibits TRXR1 by forming a complex with the enzyme's selenocysteine residue, impairing its redox function and inducing oxidative stress.

Lapachol

84-79-7sc-252947
250 mg
$94.00
1
(0)

Lapachol inhibits TRXR1 by interfering with its active site, disrupting thioredoxin reduction, and inducing apoptosis in cancer cells.

Sorafenib

284461-73-0sc-220125
sc-220125A
sc-220125B
5 mg
50 mg
500 mg
$57.00
$100.00
$250.00
129
(3)

Sorafenib indirectly inhibits TRXR1 by targeting multiple signaling pathways, leading to TRXR1 downregulation and increased oxidative stress in cancer cells.

Tanshinone IIA

568-72-9sc-200932
sc-200932A
5 mg
25 mg
$88.00
$316.00
22
(2)

Tanshinone IIA inhibits TRXR1 by binding to its active site and inhibiting thioredoxin reduction, leading to ROS accumulation and apoptosis.