Date published: 2026-4-1

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XPLN Activators

Chemicals classified as XPLN activators encompass a diverse array of molecules that can indirectly influence the activity of XPLN by modulating pathways and processes related to Rho GTPase signaling. The activity of Rho GTPases, the direct targets of XPLN's GEF activity, is tightly regulated by numerous factors including their phosphorylation status, their interaction with the actin cytoskeleton, and the activity of downstream signaling components.

Some chemicals such as PMA, Calyculin A, and Okadaic acid can potentially modulate the activity of XPLN by affecting the phosphorylation status of proteins involved in Rho GTPase regulation. Others, namely Jasplakinolide, Latrunculin A, and Cytochalasin D, indirectly influence XPLN activity by affecting the state of the actin cytoskeleton, a key element in Rho GTPase signaling. Lastly, molecules such as Y-27632, Fasudil, H1152, NSC23766, EHT 1864, and ZCL278 can indirectly modulate the GEF activity of XPLN by inhibiting Rho GTPases themselves or their downstream effectors, thereby changing the overall dynamics of Rho GTPase signaling.

SEE ALSO...

Items 1 to 10 of 11 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

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)

PMA activates Protein Kinase C (PKC), which can phosphorylate various proteins involved in the regulation of GTPases and, in turn, indirectly modulate the GEF activity of XPLN.

Calyculin A

101932-71-2sc-24000
sc-24000A
10 µg
100 µg
$163.00
$800.00
59
(3)

Calyculin A is a protein phosphatase inhibitor and can modulate XPLN activity by altering the phosphorylation status of proteins involved in GTPase regulation.

Okadaic Acid

78111-17-8sc-3513
sc-3513A
sc-3513B
25 µg
100 µg
1 mg
$291.00
$530.00
$1800.00
78
(4)

Okadaic acid is a protein phosphatase inhibitor that can modulate XPLN activity by changing the phosphorylation status of proteins involved in GTPase regulation.

Jasplakinolide

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

Jasplakinolide stabilizes actin filaments, which are involved in Rho GTPase signaling, thereby indirectly influencing the GEF activity of XPLN.

Latrunculin A, Latrunculia magnifica

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

Latrunculin A disrupts actin filaments and can indirectly influence XPLN activity by modulating the cellular processes that involve Rho GTPase signaling.

Cytochalasin D

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

Cytochalasin D disrupts actin filaments and can indirectly influence XPLN activity by modulating the cellular processes that involve Rho GTPase signaling.

Y-27632, free base

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

Y-27632 is a ROCK inhibitor that can indirectly affect the GEF activity of XPLN by altering the downstream signaling of Rho GTPases.

Fasudil, Monohydrochloride Salt

105628-07-7sc-203418
sc-203418A
sc-203418B
sc-203418C
sc-203418D
sc-203418E
sc-203418F
10 mg
50 mg
250 mg
1 g
2 g
5 g
10 g
$18.00
$33.00
$87.00
$168.00
$253.00
$496.00
$910.00
5
(1)

Fasudil is a ROCK inhibitor that can indirectly affect the GEF activity of XPLN by altering the downstream signaling of Rho GTPases.

H-1152 dihydrochloride

451462-58-1sc-203592
sc-203592A
1 mg
5 mg
$104.00
$364.00
7
(1)

H1152 is a ROCK inhibitor that can indirectly affect the GEF activity of XPLN by altering the downstream signaling of Rho GTPases.

EHT 1864

754240-09-0sc-361175
sc-361175A
10 mg
50 mg
$213.00
$889.00
12
(2)

EHT 1864 is a Rac1 GTPase inhibitor, which can indirectly modulate XPLN activity by changing the dynamics of Rho GTPase signaling.