Date published: 2025-11-1

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α4-crystallin Activators

Chemical activators of α4-crystallin can exert their effects through various mechanisms associated with the stabilization and proper folding of proteins. Phenylbutyrate, for instance, activates the heat shock response, which includes the induction of molecular chaperones such as α4-crystallin, thereby enhancing its ability to assist in protein folding and stability. Similarly, geranylgeranylacetone can lead to an increase in α4-crystallin activity by inducing heat shock proteins that encompass molecular chaperones. This serves to augment the protective functions of α4-crystallin in cellular environments. Trehalose, a disaccharide, stabilizes proteins and, in turn, can enhance the activation of α4-crystallin by promoting its structural integrity and preventing aggregation. Dimethyl sulfoxide, known for its ability to induce heat shock proteins, can also contribute to the activation of α4-crystallin, thereby enhancing its chaperone capabilities.

Compounds like arimoclomol and bimoclomol act by amplifying the heat shock response, which potentially increases the levels of α4-crystallin, thus promoting its activation and chaperone activity. Essential elements such as zinc can function as cofactors, playing a role in the structural stabilization of α4-crystallin, which is crucial for its activity. Additionally, selenium, as part of the antioxidant defense system, can support the structural and functional maintenance of α4-crystallin under oxidative stress conditions. Tauroursodeoxycholic acid, known for aiding in cellular homeostasis, can also contribute to the stabilization and activation of α4-crystallin during stress. Further, curcumin and resveratrol, both of which upregulate heat shock protein expression, can activate α4-crystallin by preventing protein aggregation and enhancing its efficiency as a chaperone. Lastly, the compound 17-AAG, which inhibits Hsp90, can indirectly lead to the upregulation and activation of heat shock proteins, including α4-crystallin, thus promoting its chaperone function within cells.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

6-Thioguanine

154-42-7sc-205587
sc-205587A
250 mg
500 mg
$41.00
$53.00
3
(1)

Phenylbutyrate activates the heat shock response, which can lead to the induction of molecular chaperones such as α4-crystallin. These chaperones assist in protein folding and can enhance the stability and function of α4-crystallin.

Geranylgeranylacetone

6809-52-5sc-252851
sc-252851A
10 mg
100 mg
$65.00
$155.00
2
(1)

Geranylgeranylacetone induces heat shock proteins, which can include α4-crystallin. By enhancing the levels of these chaperones, α4-crystallin activation and protective functions in cells are increased.

D-(+)-Trehalose Anhydrous

99-20-7sc-294151
sc-294151A
sc-294151B
1 g
25 g
100 g
$29.00
$164.00
$255.00
2
(0)

Trehalose stabilizes proteins and enhances their proper folding, which could lead to an increase in α4-crystallin activity by stabilizing its quaternary structure and preventing aggregation.

Dimethyl Sulfoxide (DMSO)

67-68-5sc-202581
sc-202581A
sc-202581B
100 ml
500 ml
4 L
$30.00
$115.00
$900.00
136
(6)

Dimethyl sulfoxide has been known to induce heat shock proteins, potentially including α4-crystallin, leading to its increased activation and chaperone function.

Zinc

7440-66-6sc-213177
100 g
$47.00
(0)

Zinc can act as a cofactor for many proteins and may be involved in the structural stabilization of α4-crystallin, thus enhancing its chaperone activity.

Selenium

7782-49-2sc-250973
50 g
$61.00
1
(1)

Selenium is an essential element for selenoproteins, which play a role in antioxidant defense. It may support the activation of α4-crystallin by helping maintain its structure and function under oxidative stress.

Tauroursodeoxycholic Acid, Sodium Salt

14605-22-2sc-281165
1 g
$644.00
5
(1)

Tauroursodeoxycholic acid assists in the maintenance of cellular homeostasis and may promote the stabilization and activation of α4-crystallin under stress conditions.

Curcumin

458-37-7sc-200509
sc-200509A
sc-200509B
sc-200509C
sc-200509D
sc-200509F
sc-200509E
1 g
5 g
25 g
100 g
250 g
1 kg
2.5 kg
$36.00
$68.00
$107.00
$214.00
$234.00
$862.00
$1968.00
47
(1)

Curcumin has been shown to induce heat shock proteins and could therefore activate α4-crystallin by enhancing its chaperone function and preventing protein aggregation.

Resveratrol

501-36-0sc-200808
sc-200808A
sc-200808B
100 mg
500 mg
5 g
$60.00
$185.00
$365.00
64
(2)

Resveratrol upregulates the expression of heat shock proteins, which may include α4-crystallin, leading to its activation and increased chaperone efficiency.

17-AAG

75747-14-7sc-200641
sc-200641A
1 mg
5 mg
$66.00
$153.00
16
(2)

17-AAG induces the heat shock response by inhibiting Hsp90, which may result in the compensatory upregulation of other heat shock proteins including α4-crystallin, thereby activating its chaperone function.