Date published: 2026-3-17

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Per3 Inhibitors

Per3 inhibitors are a novel class of chemical compounds designed to specifically target and inhibit the activity of the Period Circadian Regulator 3 (Per3) protein. Per3 is a part of the circadian clock system in mammals, playing a significant role in regulating the circadian rhythm, which governs various physiological processes such as sleep-wake cycles, hormone release, and metabolism. As a circadian regulator, Per3 interacts with other proteins in the circadian system to maintain the precision and stability of the biological clock. Inhibitors targeting Per3 are formulated to modulate this interaction, thereby influencing the overall mechanism of the circadian rhythm. The molecular structure of Per3 inhibitors typically includes specific functional groups and moieties strategically positioned to bind to Per3, disrupting its normal function. These structures are often designed to mimic or interfere with the natural substrates or binding partners of Per3, ensuring effective and selective inhibition. The inhibitors may feature complex arrangements of rings, hydrogen bond donors or acceptors, and hydrophobic chains, all contributing to the compound's ability to effectively target and inhibit Per3.

The development of Per3 inhibitors involves a multidisciplinary approach that integrates elements from medicinal chemistry, structural biology, and computational drug design. Structural studies of Per3, using advanced techniques such as X-ray crystallography or NMR spectroscopy, provide crucial insights into the protein's configuration and its interaction sites with other circadian regulators. This information is vital for designing inhibitors that can specifically target Per3 and modulate its role in the circadian system. In the realm of synthetic chemistry, a variety of compounds are synthesized and iteratively modified to optimize their binding affinity and specificity for Per3. This process includes testing and refining these compounds to enhance their efficacy, stability, and pharmacokinetic properties. Computational modeling plays a significant role in this development process, enabling predictions about how different chemical structures might interact with Per3 and aiding in identifying promising candidates for further study. Additionally, the physicochemical properties of Per3 inhibitors, such as solubility, stability, and bioavailability, are critical considerations. These properties are meticulously optimized to ensure that the inhibitors can effectively interact with Per3 and are suitable for use in biological systems. The development of Per3 inhibitors highlights the complexity of targeting specific proteins involved in the regulation of physiological processes, reflecting the intricate interplay between chemical structure and biological function.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Rifampicin

13292-46-1sc-200910
sc-200910A
sc-200910B
sc-200910C
1 g
5 g
100 g
250 g
$97.00
$328.00
$676.00
$1467.00
6
(1)

A compound that can inhibit RNA polymerase in prokaryotes and may indirectly affect eukaryotic gene expression.

Chlorpromazine

50-53-3sc-357313
sc-357313A
5 g
25 g
$61.00
$110.00
21
(1)

Has been shown to modulate gene expression and could hypothetically alter Per3 transcription.

Trichostatin A

58880-19-6sc-3511
sc-3511A
sc-3511B
sc-3511C
sc-3511D
1 mg
5 mg
10 mg
25 mg
50 mg
$152.00
$479.00
$632.00
$1223.00
$2132.00
33
(3)

A histone deacetylase inhibitor that may disrupt chromatin structure and alter gene expression patterns, including Per3.

Sodium Butyrate

156-54-7sc-202341
sc-202341B
sc-202341A
sc-202341C
250 mg
5 g
25 g
500 g
$31.00
$47.00
$84.00
$222.00
19
(3)

A histone deacetylase inhibitor that may impact gene expression through effects on chromatin remodeling.

Dichloroacetic acid

79-43-6sc-214877
sc-214877A
25 g
100 g
$61.00
$128.00
5
(0)

May alter gene expression by inhibiting histone deacetylase, potentially affecting Per3 expression.

PMA

16561-29-8sc-3576
sc-3576A
sc-3576B
sc-3576C
sc-3576D
1 mg
5 mg
10 mg
25 mg
100 mg
$41.00
$132.00
$214.00
$500.00
$948.00
119
(6)

Activates protein kinase C, which may lead to alterations in gene expression profiles, including potentially Per3.

Lithium

7439-93-2sc-252954
50 g
$214.00
(0)

Through its role in glycogen synthase kinase 3 inhibition, it may influence circadian rhythms and Per3 expression.

Mifepristone

84371-65-3sc-203134
100 mg
$61.00
17
(1)

By modulating glucocorticoid receptor function, it may indirectly affect the transcription of circadian rhythm genes like Per3.

Rapamycin

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

An mTOR inhibitor that can alter transcriptional programs, possibly affecting Per3 expression.

Thalidomide

50-35-1sc-201445
sc-201445A
100 mg
500 mg
$111.00
$357.00
8
(0)

Modulates the expression of various genes; could theoretically influence Per3 through its effects on transcription factors.