Date published: 2026-5-18

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βA2-crystallin Activators

βA2-crystallin activators consist of a spectrum of chemical compounds that enhance the functional stability and chaperone-like activity of βA2-crystallin, crucial for maintaining lens transparency and preventing cataract formation. Zinc Sulfate, providing zinc ions, directly interacts with βA2-crystallin, enhancing its structural integrity, while Lanosterol reduces lens protein aggregation through direct engagement with the protein. Both Quercetin and Curcumin bind to βA2-crystallin, conferring protective effects against glycation and oxidative stress, mechanisms known to impair lens protein function. Similarly, Epigallocatechin Gallate and Selenite exert antioxidative effects, bolstering the protein's stability and chaperone activity, essential in preventing protein aggregation. Caffeine is believed to augment βA2-crystallin function by altering its hydration shell, leading to improved stability and activity.

Continuing the suite of βA2-crystallin activators, Resveratrol and N-acetylcysteine stabilize and enhance the protein's chaperone activity through their antioxidative properties. Hesperetin's contribution to βA2-crystallin stability is also rooted in its antioxidant capacity, which is critical for the maintenance of lens function. Tauroursodeoxycholic Acid, recognized for its chaperone-enhancing properties, further supports the stability and function of βA2-crystallin. βA2-crystallin activators are a group of compounds that enhance the stability and chaperone function of βA2-crystallin, a protein essential for the maintenance of lens transparency and prevention of cataract formation. Zinc Sulfate and Lanosterol directly interact with βA2-crystallin; zinc ions improve the structural stability, while Lanosterol reduces lens protein aggregation, both maintaining refractive functionality.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Zinc

7440-66-6sc-213177
100 g
$48.00
(0)

Zinc ions are known to maintain the transparency of the eye lens by binding to βA2-crystallin, enhancing its structural stability and chaperone-like activity which prevents aggregation of lens proteins.

Lanosterol

79-63-0sc-215229
sc-215229A
1 mg
5 mg
$105.00
$350.00
2
(0)

Lanosterol has been shown to reduce protein aggregation in the lens by interacting with βA2-crystallin, leading to the maintenance of lens transparency and enhancement of its chaperone activity.

Quercetin

117-39-5sc-206089
sc-206089A
sc-206089E
sc-206089C
sc-206089D
sc-206089B
100 mg
500 mg
100 g
250 g
1 kg
25 g
$11.00
$17.00
$110.00
$250.00
$936.00
$50.00
33
(2)

Quercetin stabilizes βA2-crystallin through its antioxidant properties, reducing oxidative stress-related damage and enhancing the protein's functional stability.

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
$37.00
$69.00
$109.00
$218.00
$239.00
$879.00
$1968.00
47
(1)

Curcumin binds to βA2-crystallin and protects it from glycation and oxidative stress, enhancing its structural stability and chaperone function.

(−)-Epigallocatechin Gallate

989-51-5sc-200802
sc-200802A
sc-200802B
sc-200802C
sc-200802D
sc-200802E
10 mg
50 mg
100 mg
500 mg
1 g
10 g
$43.00
$73.00
$126.00
$243.00
$530.00
$1259.00
11
(1)

This catechin has antioxidative properties that can enhance the stability and chaperone activity of βA2-crystallin, protecting lens proteins from aggregation.

Sodium selenite

10102-18-8sc-253595
sc-253595B
sc-253595C
sc-253595A
5 g
500 g
1 kg
100 g
$49.00
$183.00
$316.00
$98.00
3
(2)

Selenite acts as an antioxidant, indirectly enhancing the chaperone function of βA2-crystallin by reducing oxidative stress in the lens.

Caffeine

58-08-2sc-202514
sc-202514A
sc-202514B
sc-202514C
sc-202514D
50 g
100 g
250 g
1 kg
5 kg
$33.00
$67.00
$97.00
$192.00
$775.00
13
(1)

Caffeine has been suggested to stabilize the structure of βA2-crystallin and enhance its chaperone activity by modulating the hydration shell of the protein.

Resveratrol

501-36-0sc-200808
sc-200808A
sc-200808B
100 mg
500 mg
5 g
$80.00
$220.00
$460.00
64
(2)

Resveratrol stabilizes βA2-crystallin and enhances its chaperone activity by its antioxidative action, thereby maintaining lens protein transparency and function.