Date published: 2026-2-22

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OR5D16 Activators

OR5D16 Activators are chemicals that either directly or indirectly enhance the functional activity of OR5D16, a G protein-coupled receptor (GPCR). These chemicals exert their effects by influencing the intracellular levels of calcium or cyclic AMP (cAMP), two crucial second messengers in cellular signaling. For example, capsaicin and ATP activate TRPV1 and purinergic receptors, respectively, which in turn increase intracellular calcium levels. This rise in calcium can enhance OR5D16 activity, as it is a GPCR that can be regulated by calcium levels. Additionally, dopamine, acetylcholine, nicotine, histamine, and serotonin can bind to their respective receptors, leading to an increase in intracellular calcium levels, which can also enhance OR5D16 activity.

In contrast, caffeine, rolipram, forskolin, ibudilast, and vinpocetine influence cAMP levels in cells. Caffeine inhibits phosphodiesterases, leading to increased cAMP levels. Rolipram, ibudilast, and vinpocetine inhibit specific phosphodiesterases, leading to a similar increasein cAMP levels. Forskolin directly stimulates adenylyl cyclase, an enzyme that catalyzes the conversion of ATP to cAMP. The increase in intracellular cAMP levels can enhance OR5D16 activity through the activation of protein kinase A (PKA). PKA can then phosphorylate OR5D16, a process that can enhance its functional activity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Capsaicin

404-86-4sc-3577
sc-3577C
sc-3577D
sc-3577A
50 mg
250 mg
500 mg
1 g
$96.00
$160.00
$240.00
$405.00
26
(1)

Capsaicin activates TRPV1, a non-selective cation channel. TRPV1 activation can increase intracellular calcium levels, which can enhance the functional activity of OR5D16, a G protein-coupled receptor that can be regulated by calcium levels.

ADP

58-64-0sc-507362
5 g
$54.00
(0)

ATP activates purinergic receptors, leading to increased intracellular calcium levels. The rise in calcium can enhance OR5D16 activity, as it is a G protein-coupled receptor regulated by calcium levels.

Caffeine

58-08-2sc-202514
sc-202514A
sc-202514B
sc-202514C
sc-202514D
50 g
100 g
250 g
1 kg
5 kg
$33.00
$67.00
$97.00
$192.00
$775.00
13
(1)

Caffeine inhibits phosphodiesterases, leading to increased cAMP levels. Increased cAMP can enhance OR5D16 activity through the activation of protein kinase A, which can phosphorylate G protein-coupled receptors like OR5D16.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$77.00
$216.00
18
(1)

Rolipram inhibits phosphodiesterase-4, leading to increased cAMP levels. Increased cAMP can enhance OR5D16 activity through the activation of protein kinase A, which can phosphorylate G protein-coupled receptors like OR5D16.

Forskolin

66575-29-9sc-3562
sc-3562A
sc-3562B
sc-3562C
sc-3562D
5 mg
50 mg
1 g
2 g
5 g
$78.00
$153.00
$740.00
$1413.00
$2091.00
73
(3)

Forskolin directly stimulates adenylyl cyclase, leading to increased cAMP levels. Increased cAMP can enhance OR5D16 activity through activation of protein kinase A, which can phosphorylate G protein-coupled receptors like OR5D16.

Ibudilast

50847-11-5sc-203080
10 mg
$218.00
1
(1)

Ibudilast inhibits phosphodiesterase-3 and -4, leading to increased cAMP levels. Increased cAMP can enhance OR5D16 activity through activation of protein kinase A, which can phosphorylate G protein-coupled receptors like OR5D16.

Vinpocetine

42971-09-5sc-201204
sc-201204A
sc-201204B
20 mg
100 mg
15 g
$55.00
$214.00
$2400.00
4
(1)

Vinpocetine inhibits phosphodiesterase-1, leading to increased cAMP levels. Increased cAMP can enhance OR5D16 activity through activation of protein kinase A, which can phosphorylate G protein-coupled receptors like OR5D16.

Dopamine

51-61-6sc-507336
1 g
$290.00
(0)

Dopamine can bind to and activate dopamine receptors, leading to increased intracellular calcium levels. The rise in calcium can enhance OR5D16 activity, as it is a G protein-coupled receptor regulated by calcium levels.

Histamine, free base

51-45-6sc-204000
sc-204000A
sc-204000B
1 g
5 g
25 g
$94.00
$283.00
$988.00
7
(1)

Histamine can bind to and activate histamine receptors, leading to increased intracellular calcium levels. The rise in calcium can enhance OR5D16 activity, as it is a G protein-coupled receptor regulated by calcium levels.

3-(2-Aminoethyl)-1H-indol-5-ol

50-67-9sc-298707
1 g
$530.00
3
(0)

Serotonin can bind to and activate serotonin receptors, leading to increased intracellular calcium levels. The rise in calcium can enhance OR5D16 activity, as it is a G protein-coupled receptor regulated by calcium levels.