Date published: 2026-3-31

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Gpa1 Inhibitors

Gpa1 inhibitors belong to a specific class of chemical compounds that have garnered attention in the realm of molecular biology and signal transduction pathways. Gpa1, also known as "G Protein Alpha Subunit 1," is a fundamental component of G proteins, which are pivotal signaling molecules found in various cell types and organisms. G proteins play a crucial role in transmitting signals from cell surface receptors to intracellular effectors, thereby mediating a wide range of cellular responses to extracellular stimuli. Gpa1, as an alpha subunit of G proteins, is involved in coupling receptor activation to downstream signaling events. Gpa1 inhibitors are chemical compounds designed to interact with Gpa1, potentially interfering with its ability to initiate downstream signaling cascades, thereby modulating cellular responses to external stimuli.

The mechanism of action of Gpa1 inhibitors typically involves their binding to the Gpa1 protein, often at specific regions or binding sites crucial for its activation and interaction with other components of the G protein signaling pathway. By doing so, these inhibitors may disrupt the normal functioning of Gpa1, potentially inhibiting its activation and subsequent signaling events. Consequently, Gpa1 inhibitors may have implications for a wide array of cellular processes that rely on G protein-mediated signal transduction, offering insights into the intricate mechanisms that govern cellular responses to environmental cues. The study of Gpa1 inhibitors is significant in advancing our understanding of the molecular basis of signal transduction and its role in cellular physiology, contributing to the broader field of molecular and cellular biology research.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Cycloheximide

66-81-9sc-3508B
sc-3508
sc-3508A
100 mg
1 g
5 g
$41.00
$84.00
$275.00
127
(6)

Cycloheximide inhibits eukaryotic protein synthesis by interfering with the translocation step in protein translation, decreasing protein expression.

Actinomycin D

50-76-0sc-200906
sc-200906A
sc-200906B
sc-200906C
sc-200906D
5 mg
25 mg
100 mg
1 g
10 g
$74.00
$243.00
$731.00
$2572.00
$21848.00
53
(3)

Actinomycin D binds to DNA and inhibits RNA polymerase, which can suppress transcription and thus inhibit protein expression.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$63.00
$158.00
$326.00
233
(4)

Rapamycin binds to FKBP12 and inhibits mTOR, which can downregulate protein synthesis and potentially decrease levels of many proteins including Gpa1.

Tunicamycin

11089-65-9sc-3506A
sc-3506
5 mg
10 mg
$172.00
$305.00
66
(3)

Tunicamycin inhibits N-linked glycosylation, which can lead to ER stress and potentially downregulate protein expression.

Mycophenolic acid

24280-93-1sc-200110
sc-200110A
100 mg
500 mg
$69.00
$266.00
8
(1)

Mycophenolic acid inhibits inosine monophosphate dehydrogenase, which may lead to decreased nucleotide synthesis and reduced protein expression.

Puromycin

53-79-2sc-205821
sc-205821A
10 mg
25 mg
$166.00
$322.00
436
(1)

Puromycin causes premature chain termination during translation, leading to a decrease in protein synthesis.

α-Amanitin

23109-05-9sc-202440
sc-202440A
1 mg
5 mg
$269.00
$1050.00
26
(2)

α-Amanitin specifically inhibits RNA polymerase II in eukaryotes, thus could potentially reduce mRNA synthesis and protein expression.

Chloramphenicol

56-75-7sc-3594
25 g
$90.00
10
(1)

Chloramphenicol binds to the 50S ribosomal subunit, inhibiting bacterial protein synthesis. In eukaryotes, it can affect mitochondrial protein synthesis.

Anisomycin

22862-76-6sc-3524
sc-3524A
5 mg
50 mg
$99.00
$259.00
36
(2)

Anisomycin interferes with peptide chain elongation by inhibiting peptidyl transferase, which can lead to reduced protein expression.

Fusidic acid

6990-06-3sc-215065
1 g
$292.00
(0)

Fusidic acid inhibits bacterial protein synthesis by preventing turnover of elongation factor G (EF-G) from the ribosome.