Date published: 2026-2-14

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Ste2 Inhibitors

Ste2 inhibitors constitute a class of chemical compounds designed to selectively target and modulate the activity of the Ste2 protein. Ste2, also known as alpha-factor receptor, is a G protein-coupled receptor (GPCR) found in the yeast Saccharomyces cerevisiae. GPCRs are a diverse family of cell surface receptors that play a crucial role in signal transduction pathways, responding to various extracellular signals and initiating intracellular responses. In the case of Ste2, this receptor mediates the response of yeast cells to the mating pheromone alpha-factor, facilitating the mating process in budding yeast. Ste2 inhibitors serve as essential tools in yeast research, enabling scientists to investigate the molecular mechanisms underlying mating and signal transduction in this model organism.

Researchers employ Ste2 inhibitors to explore the specific functions of Ste2 in yeast mating and intracellular signaling. By selectively inhibiting Ste2, scientists can examine its interactions with alpha-factor and its downstream signaling partners, shedding light on the molecular events that lead to cell fusion and mating. This research contributes to our understanding of how GPCRs like Ste2 mediate cellular responses to external cues and initiate intracellular processes, providing insights into the broader field of signal transduction in eukaryotic cells. Additionally, the study of Ste2 inhibitors aids in elucidating the structural and functional aspects of GPCRs, offering valuable information for drug discovery and development targeting similar receptors in more complex organisms. In summary, Ste2 inhibitors are indispensable tools for unraveling the molecular intricacies of yeast mating and signal transduction, with potential implications for understanding GPCR biology across diverse species.

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Items 11 to 12 of 12 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Rapamycin

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

Although known for its immunosuppressant properties, rapamycin affects cellular pathways in yeast and may alter Ste2 protein levels indirectly.

Geldanamycin

30562-34-6sc-200617B
sc-200617C
sc-200617
sc-200617A
100 µg
500 µg
1 mg
5 mg
$39.00
$59.00
$104.00
$206.00
8
(1)

Geldanamycin binds to heat shock protein 90 (Hsp90), which could affect the maturation process of proteins like Ste2 and lead to its degradation.