Date published: 2026-4-24

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tropomodulin 3 Activators

Tropomodulin 3 (Tmod3) activators belong to a specific class of chemical compounds designed to interact with and modulate the activity of tropomodulin 3 proteins within the cellular context. Tropomodulins are a family of actin-regulatory proteins found in various tissues, including muscle and erythrocytes. These proteins play a crucial role in regulating actin filament dynamics, which are essential for maintaining the structural integrity and functionality of cells. Tropomodulin 3, specifically, is predominantly expressed in cardiac and skeletal muscle tissues, where it is involved in the regulation of actin filament lengths within the sarcomeres. Tmod3 activators are designed to enhance the binding and stabilizing effects of Tmod3 on actin filaments, contributing to the precise control of actin polymerization and depolymerization within muscle cells.

The mechanism of action of Tmod3 activators typically involves increasing the affinity of Tmod3 for actin filaments, leading to enhanced capping and stabilizing of actin filament ends. This, in turn, promotes the proper assembly and maintenance of the sarcomeric structure in muscle cells, ensuring efficient contraction and relaxation cycles. Tmod3 activators have garnered interest in the field of cell biology and muscle physiology due to their potential to modulate actin dynamics in a highly specific and controlled manner.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Jasplakinolide

102396-24-7sc-202191
sc-202191A
50 µg
100 µg
$184.00
$305.00
59
(1)

Promotes TMOD3 activation by stabilizing actin filaments, preventing their depolymerization.

Cytochalasin D

22144-77-0sc-201442
sc-201442A
1 mg
5 mg
$165.00
$486.00
64
(4)

Induces TMOD3 activation by capping the fast-growing end of actin filaments, enhancing actin polymerization.

Latrunculin A, Latrunculia magnifica

76343-93-6sc-202691
sc-202691B
100 µg
500 µg
$265.00
$815.00
36
(2)

Activates TMOD3 by sequestering actin monomers, preventing their polymerization into filaments.

Phalloidin

17466-45-4sc-202763
1 mg
$234.00
33
(1)

Activates TMOD3 through binding to and stabilizing actin filaments, thereby influencing actin filament properties.

(±)-Blebbistatin

674289-55-5sc-203532B
sc-203532
sc-203532A
sc-203532C
sc-203532D
5 mg
10 mg
25 mg
50 mg
100 mg
$183.00
$313.00
$464.00
$942.00
$1723.00
7
(1)

Enhances TMOD3 activation by inhibiting myosin II activity, indirectly impacting actin dynamics.

Y-27632, free base

146986-50-7sc-3536
sc-3536A
5 mg
50 mg
$186.00
$707.00
88
(1)

Facilitates TMOD3 activation by selectively inhibiting Rho-associated protein kinase (ROCK), indirectly affecting actin and potentially TMOD3.

CK 666

442633-00-3sc-361151
sc-361151A
10 mg
50 mg
$321.00
$1040.00
5
(0)

Promotes TMOD3 activation by inhibiting the Arp2/3 complex, which influences actin dynamics.

SMIFH2

340316-62-3sc-507273
5 mg
$140.00
(0)

Activates TMOD3 by disrupting formin-mediated actin polymerization, indirectly affecting actin filaments.

CK-869

388592-44-7sc-507274
5 mg
$163.00
(0)

Enhances TMOD3 activation as another Arp2/3 complex inhibitor, influencing actin dynamics and potentially affecting TMOD3.