Date published: 2026-5-17

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TMEM99 Inhibitors

TMEM99 inhibitors Brefeldin A and Monensin are known to disrupt intracellular transport routes, including ER-to-Golgi trafficking, which is a critical step in the maturation and function of transmembrane proteins such as TMEM99. Alteration of this transport could result in the mislocalization or degradation of TMEM99. Tunicamycin and Thapsigargin are agents that target the folding and glycosylation processes within the endoplasmic reticulum (ER). Tunicamycin's inhibition of N-linked glycosylation and Thapsigargin's disturbance of ER calcium homeostasis can lead to a stress response that affects the stability and expression of ER-associated proteins, including TMEM99. Cyclopiazonic acid and DTT further influence protein folding within the ER, with DTT disrupting disulfide bond formation, a process that is often crucial for the proper conformation of transmembrane proteins.

Chloroquine and U18666A can alter the endosomal and lysosomal pathways, as well as intracellular cholesterol distribution, respectively. These alterations can affect the degradation and membrane association of transmembrane proteins. GW4869 and Filipin impact the composition and integrity of lipid rafts, which are specialized membrane microdomains that can play a role in the localization and function of proteins like TMEM99. Lastly, Nocodazole and Nystatin have broader effects on intracellular trafficking and membrane integrity. Nocodazole's disruption of microtubule dynamics can impair the intracellular transport mechanisms that are essential for the correct localization of TMEM99. Nystatin, by perturbing membrane integrity, can affect the overall function of transmembrane proteins.

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Brefeldin A

20350-15-6sc-200861C
sc-200861
sc-200861A
sc-200861B
1 mg
5 mg
25 mg
100 mg
$31.00
$53.00
$124.00
$374.00
25
(3)

Disrupts ER-to-Golgi transport, which can affect the trafficking of transmembrane proteins like TMEM99.

Monensin A

17090-79-8sc-362032
sc-362032A
5 mg
25 mg
$155.00
$525.00
(1)

Alters Golgi apparatus function, which can influence the processing and trafficking of transmembrane proteins.

Tunicamycin

11089-65-9sc-3506A
sc-3506
5 mg
10 mg
$172.00
$305.00
66
(3)

Inhibits N-linked glycosylation, which can affect the folding and stability of glycoproteins like TMEM99.

Thapsigargin

67526-95-8sc-24017
sc-24017A
1 mg
5 mg
$136.00
$446.00
114
(2)

Disrupts calcium homeostasis in the ER, which can affect the function of ER-associated proteins like TMEM99.

Cyclopiazonic Acid

18172-33-3sc-201510
sc-201510A
10 mg
50 mg
$176.00
$624.00
3
(1)

Inhibits the SERCA pump, affecting calcium storage in the ER and potentially impacting TMEM99 function.

Chloroquine

54-05-7sc-507304
250 mg
$69.00
2
(0)

Raises endosomal and lysosomal pH, which can affect the degradation pathway of proteins like TMEM99.

U 18666A

3039-71-2sc-203306
sc-203306A
10 mg
50 mg
$143.00
$510.00
2
(1)

Induces intracellular cholesterol accumulation, potentially affecting membrane composition and TMEM99 function.

GW4869

6823-69-4sc-218578
sc-218578A
5 mg
25 mg
$203.00
$611.00
24
(3)

Inhibits neutral sphingomyelinase, potentially altering lipid raft composition and TMEM99 localization.

Filipin III

480-49-9sc-205323
sc-205323A
500 µg
1 mg
$118.00
$148.00
26
(2)

Binds to cholesterol, possibly affecting cholesterol-rich membrane domains where TMEM99 may localize.

Nocodazole

31430-18-9sc-3518B
sc-3518
sc-3518C
sc-3518A
5 mg
10 mg
25 mg
50 mg
$59.00
$85.00
$143.00
$247.00
38
(2)

Disrupts microtubule polymerization, potentially affecting intracellular transport and localization of TMEM99.