Date published: 2026-5-30

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Gγ 12 Inhibitors

Gγ 12 Inhibitors are a diverse array of chemical compounds that impede the functional activity of Gγ 12 by targeting specific signaling pathways and cellular processes. The inhibitor Y-27632, by hindering the Rho-associated protein kinase (ROCK), leads to the suppression of the Rho/ROCK pathway, which is essential for stress fiber formation. This inhibition in turn decreases the GPCR-mediated signaling activities that Gγ 12 is implicated in, leading to its functional inhibition. Wortmannin, as a potent inhibitor of phosphatidylinositol 3-kinase (PI3K), disrupts the PI3K/AKT pathway, thereby indirectly reducing Gγ 12's role in mediating GPCR responses. Similarly, U-73122 impedes phospholipase C (PLC) activity, thus preventing the formation of second messengers IP3 and DAG, resulting in diminished calcium signaling and protein kinase C (PKC) activation where Gγ 12 is involved. Gö 6983 extends this inhibitory effect by directly targeting PKC isoforms, further reducing Gγ 12's signaling capacity.

In addition to these, antagonists targeting specific GPCRs play a role in the functional inhibition of Gγ 12. Losartan, by blocking angiotensin II receptors, and Clozapine, through antagonism at various dopamine receptors, both lead to the decreased activity of GPCR signaling pathways where Gγ12 participates. NF449 specifically antagonizes the Gs alpha subunit, leading to reduced cAMP production and associated signaling influenced by Gγ12. ML 141 targets the small GTPase Cdc42, thus indirectly affecting Gγ 12's functional activity. Furthermore, SR 95531, as a GABA-A receptor antagonist, MRS2500 targeting the P2Y1 receptor, and ZD 7288 as an HCN channel blocker all contribute to the functional inhibition of Gγ 12 by disrupting various signaling mechanisms that are either downstream or modulate GPCR pathways that Gγ 12 is known to be part of, resulting in its diminished signaling output.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Y-27632, free base

146986-50-7sc-3536
sc-3536A
5 mg
50 mg
$186.00
$707.00
88
(1)

A Rho-associated protein kinase (ROCK) inhibitor that leads to the decreased activity of the Rho/ROCK pathway, which is critical for stress fiber formation and cellular contraction. Inhibition of this pathway results in the functional diminishment of Gγ 12 by reducing the GPCR-mediated signaling that relies on the Rho/ROCK pathway for downstream effects.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$67.00
$223.00
$425.00
97
(3)

A phosphatidylinositol 3-kinase (PI3K) inhibitor that impedes the PI3K/AKT pathway. Gγ 12, being part of GPCR signaling, can be functionally inhibited as the PI3K/AKT pathway is involved in mediating certain GPCR responses. As a result, inhibiting PI3K can diminish the cellular responses that are partly facilitated by Gγ 12.

Gö 6983

133053-19-7sc-203432
sc-203432A
sc-203432B
1 mg
5 mg
10 mg
$105.00
$299.00
$474.00
15
(1)

A protein kinase C (PKC) inhibitor that attenuates the activity of PKC isoforms. PKC is a downstream target of GPCR signaling, and thus, inhibiting PKC can lead to the functional inhibition of Gγ 12 by diminishing the signaling events that Gγ 12 is involved in, specifically those requiring PKC activation.

Losartan

114798-26-4sc-353662
100 mg
$130.00
18
(1)

An angiotensin II receptor type 1 (AT1) antagonist that blocks the effects of angiotensin II, a potent vasoconstrictor. By inhibiting the AT1 receptor, losartan indirectly diminishes the activity of Gγ 12, which is part of the GPCR complex that mediates angiotensin II signaling.

NF449

627034-85-9sc-478179
sc-478179A
sc-478179B
10 mg
25 mg
100 mg
$203.00
$469.00
$1509.00
1
(0)

A Gs alpha subunit-specific antagonist that impedes Gs protein-coupled receptor signaling. Gγ 12, which forms a complex with G alpha subunits, can have its functional activity diminished when the Gs pathway is inhibited, leading to reduced cAMP production and downstream signaling that Gγ 12 might influence.

ML 141

71203-35-5sc-362768
sc-362768A
5 mg
25 mg
$137.00
$512.00
7
(1)

A selective inhibitor of Cdc42, a small GTPase that interacts with G-protein signaling pathways. By specifically inhibiting Cdc42, ML 141 indirectly inhibits pathways that are linked to the functional activity of Gγ 12, leading to its decreased signaling output.

Clozapine

5786-21-0sc-200402
sc-200402A
sc-200402B
sc-200402C
50 mg
500 mg
5 g
10 g
$69.00
$364.00
$2500.00
$4100.00
11
(1)

A chemical that acts as an antagonist at various dopamine receptors, which are GPCRs. The inhibition of dopamine receptors indirectly decreases the signaling activities where Gγ 12 is involved, thus functionally inhibiting Gγ 12.

Gabazine

105538-73-6sc-211552
10 mg
$714.00
3
(0)

A GABA-A receptor antagonist that blocks GABAergic synaptic transmission. Since GABA-A receptors are GPCRs and Gγ 12 is part of the GPCR signaling complex, blocking these receptors can lead to decreased GPCR-mediated signaling and, consequently, the inhibition of Gγ 12 functional activity.