Date published: 2025-12-24

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OR4A15 Inhibitors

Inhibitors such as brefeldin A and phenylarsine oxide function by disrupting intracellular trafficking and protein folding processes, respectively, which are crucial for the proper expression and function of membrane proteins like OR4A15. By impairing the trafficking and folding of these proteins, the inhibitors can cause a reduction in the number of functional OR4A15 receptors on the cell surface, leading to diminished receptor activity. Compounds like forskolin, although typically associated with the activation of cellular pathways via cAMP, can also lead to receptor desensitization through feedback mechanisms that mitigate receptor signaling. Agents such as ouabain and verapamil, which inhibit ion pumps and channels, can alter the electrochemical gradient and intracellular signaling pathways, potentially affecting the activity of OR4A15 indirectly.
Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Capsaicin

404-86-4sc-3577
sc-3577C
sc-3577D
sc-3577A
50 mg
250 mg
500 mg
1 g
$94.00
$173.00
$255.00
$423.00
26
(1)

Capsaicin is a TRPV1 receptor agonist that can lead to desensitization of sensory neurons and reduced neurotransmitter release. As OR4A15 is a G-protein-coupled receptor potentially involved in olfactory signal transduction, capsaicin-induced desensitization of sensory pathways can indirectly inhibit OR4A15 by decreasing overall sensory neuron activity.

Lidocaine

137-58-6sc-204056
sc-204056A
50 mg
1 g
$50.00
$128.00
(0)

Lidocaine is a sodium channel blocker that leads to the suppression of neuronal excitability. By blocking sodium channels, lidocaine can reduce action potential propagation in sensory neurons, which can indirectly inhibit OR4A15's activity by reducing the potential for olfactory signal transduction.

Brefeldin A

20350-15-6sc-200861C
sc-200861
sc-200861A
sc-200861B
1 mg
5 mg
25 mg
100 mg
$30.00
$52.00
$122.00
$367.00
25
(3)

Brefeldin A disrupts protein transport by inhibiting the ADP-ribosylation factor, which is essential for vesicle formation in the Golgi apparatus. This disruption can lead to reduced membrane expression of G-protein-coupled receptors such as OR4A15, thereby inhibiting its functional activity.

Concanavalin A

11028-71-0sc-203007
sc-203007A
sc-203007B
50 mg
250 mg
1 g
$117.00
$357.00
$928.00
17
(2)

Concanavalin A is a lectin that can agglutinate cells and cross-link glycoproteins. Cross-linking of membrane glycoproteins can lead to internalization or downregulation of surface receptors, including G-protein-coupled receptors like OR4A15, resulting in decreased functional activity.

Ouabain-d3 (Major)

sc-478417
1 mg
$506.00
(0)

Ouabain is an inhibitor of the Na+/K+-ATPase pump, which is crucial for maintaining ionic gradients across the cell membrane. Inhibition of this pump can alter neuronal excitability, potentially leading to reduced signaling through neurons expressing OR4A15.

Ruthenium red

11103-72-3sc-202328
sc-202328A
500 mg
1 g
$184.00
$245.00
13
(1)

Ruthenium Red is an antagonist of various calcium channels and the ryanodine receptor. By inhibiting calcium influx and intracellular calcium release, it can decrease neuronal excitability and neurotransmitter release, which can indirectly inhibit OR4A15 if it is expressed in neurons that rely on calcium-mediated signaling.

Chloroquine

54-05-7sc-507304
250 mg
$68.00
2
(0)

Chloroquine is known to function as a lysosomotropic agent that can raise the pH of lysosomes and inhibit lysosomal enzymes. This can affect the post-translational modification of proteins, including G-protein-coupled receptors like OR4A15, leading to decreased functional activity through altered processing and trafficking.

(+)-Bicuculline

485-49-4sc-202498
sc-202498A
50 mg
250 mg
$80.00
$275.00
(1)

Dihydro-β-erythroidine is a nicotinic acetylcholine receptor antagonist. By inhibiting these receptors, it can reduce acetylcholine-mediated neuronal excitation. As OR4A15 could be expressed in acetylcholine-responsive neurons, this inhibition can indirectly reduce the functional activity of OR4A15.

Forskolin

66575-29-9sc-3562
sc-3562A
sc-3562B
sc-3562C
sc-3562D
5 mg
50 mg
1 g
2 g
5 g
$76.00
$150.00
$725.00
$1385.00
$2050.00
73
(3)

Forskolin is an activator of adenylate cyclase, leading to increased cAMP levels. While typically associated with the activation of cAMP-dependent pathways, forskolin can lead to the desensitization of G-protein-coupled receptors, including OR4A15, through cAMP-mediated feedback inhibition.

Phenylarsine oxide

637-03-6sc-3521
250 mg
$40.00
4
(1)

Phenylarsine Oxide is an inhibitor of thiol-reactive processes and can interfere with protein folding and trafficking.