Date published: 2026-6-10

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Tim8A Inhibitors

Chemical inhibitors of Tim8A disrupt its function by various mechanisms, primarily targeting the mitochondrial processes essential for Tim8A's protein import function. FCCP, as a protonophore, collapses the proton gradient across the mitochondrial membrane, which is a driving force for the Tim8A-mediated protein import. Similarly, Oligomycin A directly inhibits ATP synthase, reducing ATP production that is vital for Tim8A's activity. Antimycin A halts the electron transport chain at complex III, leading to a loss of mitochondrial membrane potential, an electrochemical gradient crucial for Tim8A function. Carboxyatractyloside impedes the adenine nucleotide translocator, preventing ADP/ATP exchange and indirectly curbing the energy supply necessary for Tim8A to operate effectively. In addition to these, Rotenone and TTFA target other components of the electron transport chain, complex I, and complex II, respectively, both causing a reduction in membrane potential and available energy for Tim8A's role in importing proteins. Zinc Chloride competes with essential metal ions that act as cofactors for Tim8A, impairing its structural and functional capacity. Paraquat induces the formation of reactive oxygen species, leading to oxidative damage that can compromise Tim8A's protein import mechanism. α-Cyano-4-hydroxycinnamic acid suppresses the mitochondrial pyruvate carrier, which impacts the mitochondrial metabolism and, subsequently, the membrane potential that Tim8A relies on. Cadmium Chloride disrupts the metal ion homeostasis required for the proper function of Tim8A. Lastly, Valinomycin, by forming a potassium ion channel, disrupts the ionic balance, leading to a loss of the electrochemical gradient that is necessary for the operation of Tim8A. Each of these chemicals, by targeting different aspects of the mitochondrial function, can lead to the inhibition of Tim8A and its associated protein import into the mitochondria.

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

FCCP

370-86-5sc-203578
sc-203578A
10 mg
50 mg
$94.00
$355.00
46
(1)

FCCP uncouples oxidative phosphorylation, leading to a reduction in ATP synthesis. Tim8A, being involved in mitochondrial protein import, relies on the electrochemical gradient that is dissipated by FCCP, thereby inhibiting its function.

Oligomycin A

579-13-5sc-201551
sc-201551A
sc-201551B
sc-201551C
sc-201551D
5 mg
25 mg
100 mg
500 mg
1 g
$179.00
$612.00
$1203.00
$5202.00
$9364.00
26
(1)

Oligomycin A inhibits ATP synthase in mitochondria. Since Tim8A function is energy-dependent, the inhibition of ATP synthase by Oligomycin A can lead to decreased ATP levels and thus inhibit Tim8A's activity in mitochondrial protein import.

Antimycin A

1397-94-0sc-202467
sc-202467A
sc-202467B
sc-202467C
5 mg
10 mg
1 g
3 g
$55.00
$63.00
$1675.00
$4692.00
51
(1)

Antimycin A inhibits the mitochondrial electron transport chain at complex III. This inhibition disrupts mitochondrial membrane potential, essential for Tim8A-mediated import of proteins into mitochondria, thus inhibiting Tim8A function.

Rotenone

83-79-4sc-203242
sc-203242A
1 g
5 g
$89.00
$259.00
41
(2)

Rotenone is an inhibitor of complex I in the mitochondrial electron transport chain. By impeding the electron flow, it decreases the mitochondrial membrane potential required for Tim8A to import proteins into mitochondria.

2-Thenoyltrifluoroacetone

326-91-0sc-251801
5 g
$37.00
1
(1)

TTFA (thenoyltrifluoroacetone) inhibits mitochondrial complex II. This inhibition can reduce the activity of Tim8A by diminishing the mitochondrial membrane potential necessary for its protein import function.

Zinc

7440-66-6sc-213177
100 g
$48.00
(0)

Zinc Chloride can inhibit mitochondrial import by competing with metal ions that are cofactors for mitochondrial import proteins, including Tim8A. This competition can impair Tim8A's function in importing proteins into the mitochondria.

Paraquat chloride

1910-42-5sc-257968
250 mg
$168.00
7
(1)

Paraquat generates reactive oxygen species within mitochondria, leading to oxidative stress. This stress can damage the mitochondrial transport system, including Tim8A, thereby inhibiting its protein import function.

α-Cyano-4-hydroxycinnamic acid

28166-41-8sc-254923
2 g
$43.00
2
(1)

This compound is an inhibitor of the mitochondrial pyruvate carrier. It can decrease mitochondrial metabolism and reduce the membrane potential, indirectly inhibiting Tim8A's ability to import proteins into the mitochondria.

Cadmium chloride, anhydrous

10108-64-2sc-252533
sc-252533A
sc-252533B
10 g
50 g
500 g
$56.00
$183.00
$352.00
1
(1)

Cadmium Chloride can displace metal ions essential for the structure and function of various mitochondrial proteins, including Tim8A. This displacement can inhibit the protein import functionality of Tim8A.

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 thioredoxin reductase, which is involved in maintaining the redox environment of the cell. A more oxidizing environment can affect the function of Tim8A, which relies on a reduced environment for proper folding and function.