Olfr3 Inhibitors
Olfr3 inhibitors are a class of chemical compounds that exert their inhibitory effects through various mechanisms to alter the activity of the Olfr3 receptor, a member of the G-protein coupled receptor (GPCR) family. Certain small molecule inhibitors can integrate into the lipid bilayer of the cellular membrane, consequently affecting the physical properties of the membrane and the conformational state of membrane-bound receptors such as Olfr3. Some of these inhibitors specifically modulate the receptor functionality by stabilizing inactive conformations or by allosterically binding to sites distinct from the orthosteric ligand-binding site, preventing necessary conformational changes for activation. Other inhibitors work by depleting cholesterol or altering the cholesterol content within the membrane, thereby disrupting lipid rafts which are essential for the proper localization and functioning of GPCRs. Additionally, there are compounds that can covalently modify cysteine residues on the receptor, either by alkylating or irreversibly modifying thiol groups, which can inhibit receptor function by preventing correct ligand binding or G-protein coupling.
Moreover, non-selective antagonists have been observed to bind to various GPCRs, potentially blocking the active site of the Olfr3 receptor, while some antipsychotics may non-specifically interact with the receptor, inducing a conformational state that hinders activation. Glycosylation is a critical post-translational modification for many GPCRs, including Olfr3, and agents that bind to glycosylated proteins can inhibit the receptor's activity. Further indirect inhibition mechanisms involve the modulation of intracellular calcium levels, which are pivotal for the activation of a subset of GPCRs, including Olfr3.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Zinc | 7440-66-6 | sc-213177 | 100 g | $48.00 | ||
Zinc ions have been known to modulate the function of G-protein coupled receptors (GPCRs) by stabilizing inactive conformations. As Olfr3 is a GPCR, zinc gluconate can therefore inhibit its functional activity through this mechanism. | ||||||
Copper(II) sulfate | 7758-98-7 | sc-211133 sc-211133A sc-211133B | 100 g 500 g 1 kg | $46.00 $122.00 $189.00 | 3 | |
Copper can act as an allosteric inhibitor of GPCRs. By binding to sites distinct from the orthosteric ligand-binding site, it can prevent the conformational changes required for Olfr3 activation. | ||||||
Methyl-β-cyclodextrin | 128446-36-6 | sc-215379A sc-215379 sc-215379C sc-215379B | 100 mg 1 g 10 g 5 g | $20.00 $48.00 $160.00 $82.00 | 19 | |
This cholesterol-depleting agent disrupts lipid rafts within the cell membrane, which can impair the proper functioning of membrane proteins such as Olfr3 by altering its microenvironment. | ||||||
α-Iodoacetamide | 144-48-9 | sc-203320 | 25 g | $255.00 | 1 | |
By alkylating cysteine residues on proteins, iodoacetamide can modify the function of GPCRs. This chemical modification may lead to the inhibition of Olfr3 by preventing correct receptor conformation. | ||||||
N-Ethylmaleimide | 128-53-0 | sc-202719A sc-202719 sc-202719B sc-202719C sc-202719D | 1 g 5 g 25 g 100 g 250 g | $22.00 $69.00 $214.00 $796.00 $1918.00 | 19 | |
This compound irreversibly modifies thiol groups in cysteine residues. For Olfr3, such modification could inhibit receptor function by preventing proper ligand binding or G-protein coupling. | ||||||
Chlorpromazine | 50-53-3 | sc-357313 sc-357313A | 5 g 25 g | $61.00 $110.00 | 21 | |
Can interact with various GPCRs non-specifically, potentially inhibiting Olfr3 by inducing a conformational change that prevents activation. | ||||||
Concanavalin A | 11028-71-0 | sc-203007 sc-203007A sc-203007B | 50 mg 250 mg 1 g | $119.00 $364.00 $947.00 | 17 | |
This lectin binds to glycosylated proteins. Given that many GPCRs including Olfr3 are glycosylated for proper function, Concanavalin A binding can inhibit the receptor's activity. | ||||||
Cholesterol | 57-88-5 | sc-202539C sc-202539E sc-202539A sc-202539B sc-202539D sc-202539 | 5 g 5 kg 100 g 250 g 1 kg 25 g | $27.00 $2809.00 $129.00 $210.00 $583.00 $88.00 | 11 | |
Cholesterol is crucial for the proper organization of lipid rafts and GPCR function. Excessive cholesterol can disrupt the normal function of Olfr3 by altering the receptor's lipid microenvironment. | ||||||
Verapamil | 52-53-9 | sc-507373 | 1 g | $374.00 | ||
A calcium channel blocker that can indirectly affect GPCR function including Olfr3 by altering intracellular calcium levels, which are necessary for the activation of some GPCRs. | ||||||
Clozapine | 5786-21-0 | sc-200402 sc-200402A sc-200402B sc-200402C | 50 mg 500 mg 5 g 10 g | $69.00 $364.00 $2500.00 $4100.00 | 11 | |
Known to interact with a variety of GPCRs. It may bind to Olfr3 and induce a state that prevents receptor activation or G-protein coupling. | ||||||