Date published: 2026-5-30

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G β1 Inhibitors

G β1 inhibitors encompass a distinct group of organic compounds specifically recognized for their capacity to modulate the activity of the G protein beta-1 subunit. This subunit plays a pivotal role in G protein-coupled receptor (GPCR) signaling pathways, which are vital for the transmission of various extracellular signals across the cell membrane. The primary mechanism of action of G β1 inhibitors involves their interaction with the G protein beta-1 subunit, leading to the disruption or alteration of downstream signaling cascades initiated by activated GPCRs. By binding selectively to the G β1 subunit, these inhibitors have the ability to modulate intracellular processes associated with GPCR signaling and impact various cellular responses that rely on these pathways.

Structurally, members of this chemical class may share common features that enable their interaction with the G β1 subunit. Their specific binding to this subunit hinders its proper association with other signaling partners and effector molecules, thereby influencing the intricate balance of intracellular signaling events. The modulation of G β1 activity through these inhibitors offers a means to investigate and manipulate cellular responses mediated by GPCR signaling. While the affinity of these inhibitors for the G β1 subunit is a hallmark of their function, the broader consequences of these interactions continue to be a subject of ongoing scientific investigation within the realm of molecular pharmacology. Through rigorous experimentation and exploration, researchers aim to elucidate the intricate details of G β1 inhibition and its implications for cellular processes regulated by GPCR signaling pathways.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

(RS)-Atenolol

29122-68-7sc-204895
sc-204895A
1 g
10 g
$79.00
$416.00
1
(1)

Atenolol is another widely used beta-1 inhibitor that helps reduce blood pressure and the workload on the heart.

Tyrphostin AG 1478

175178-82-2sc-200613
sc-200613A
5 mg
25 mg
$96.00
$421.00
16
(1)

While it's primarily known as an EGFR inhibitor, AG1478 has also been reported to inhibit G β1 subunit activity.

Bisoprolol

66722-44-9sc-278792
25 mg
$208.00
(0)

Bisoprolol is often used to manage high blood pressure and heart failure, as well as to prevent future heart attacks.

Nebivolol

99200-09-6sc-279910
100 mg
$803.00
1
(0)

Nebivolol not only reduces heart rate but also helps dilate blood vessels, making it an effective choice for hypertension.

Esmolol

81147-92-4sc-279019B
sc-279019A
sc-279019
50 mg
100 mg
500 mg
$100.00
$150.00
$650.00
1
(1)

Esmolol is a short-acting beta-1 inhibitor often used in emergency situations or during surgery to control heart rate.

Metoprolol succinate

98418-47-4sc-358365
25 mg
$96.00
(0)

Metoprolol succinate is a long-acting beta-1 inhibitor.

Nadolol

42200-33-9sc-253175
1 g
$184.00
(1)

Nadolol is a non-selective beta-blocker that primarily targets beta-1 receptors, making it effective for conditions like hypertension and angina.

Propranolol

525-66-6sc-507425
100 mg
$180.00
(0)

While propranolol is non-selective, it has a significant impact on beta-1 receptors and is used for conditions such as high blood pressure and performance anxiety.