Date published: 2025-10-17

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C030046I01Rik Activators

R3H domain-containing protein 4 (R3HDM4) Activators comprise a series of chemical compounds that indirectly amplify the functional activity of R3HDM4 by modulating various signaling pathways. Forskolin acts upstream, enhancing cAMP levels which activate PKA; this catalyzes a signaling cascade that culminates in transcriptional changes increasing R3HDM4 activity. Compounds like Epigallocatechin gallate (EGCG), through kinase inhibition, and PI3K inhibitors LY294002 and Wortmannin, decrease competitive signaling, thus indirectly promoting an environment where R3HDM4 is more active. Furthermore, the inhibition of specific MAPK pathways by SB203580 and U0126 could shift the signaling balance towards enhancing R3HDM4 activity due to the interconnectivity of signaling networks. Additionally, Sphingosine-1-phosphate (S1P) and the calcium ionophore A23187 (Calcimycin) regulate sphingolipid and calcium signaling, respectively, which may result in transcriptional changes that lead to increased R3HDM4 activity.

On the other hand, Phorbol 12-myristate 13-acetate (PMA) activates PKC, which can have widespread effects on signaling pathways, including those that enhance the activity of R3HDM4. The kinase inhibitory actions of Staurosporine, although broad, might selectively promote R3HDM4-associated pathways by suppressing kinases that negatively regulate these pathways. Thapsigargin, by increasing intracellular calcium levels, activates calcium-dependent signaling that can lead to enhanced R3HDM4 activity. Lastly, Genistein's inhibition of tyrosine kinases may diminish competitive interference in signaling pathways, allowing for increased activation of pathways associated with R3HDM4, thus indirectly enhancing its functional activity within the cell.

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
$40.00
$129.00
$210.00
$490.00
$929.00
119
(6)

PMA activates protein kinase C (PKC), which can influence multiple signaling pathways. One of the downstream effects of PKC activation is the modulation of transcription factors that can lead to the enhanced expression and activity of R3HDM4.

(−)-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
$42.00
$72.00
$124.00
$238.00
$520.00
$1234.00
11
(1)

EGCG is a kinase inhibitor that can lead to the reduction of competitive signaling pathways, thereby indirectly increasing the functional activity of R3HDM4 through the relief of inhibitory pathways.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$121.00
$392.00
148
(1)

LY294002 is a PI3K inhibitor that prevents the phosphorylation and activation of AKT. This modulation of the PI3K/AKT pathway can lead to the alteration of transcriptional programs that upregulate R3HDM4 activity.

SB 203580

152121-47-6sc-3533
sc-3533A
1 mg
5 mg
$88.00
$342.00
284
(5)

SB203580 is a p38 MAPK inhibitor that can shift cellular signaling to favor pathways that may upregulate R3HDM4 due to the interconnected nature of signaling networks, thereby enhancing its activity.

U-0126

109511-58-2sc-222395
sc-222395A
1 mg
5 mg
$63.00
$241.00
136
(2)

U0126 is a MEK inhibitor that suppresses the MAPK/ERK pathway. Inhibition of MEK can result in the upregulation of alternative signaling pathways that may enhance the activity of R3HDM4.

D-erythro-Sphingosine-1-phosphate

26993-30-6sc-201383
sc-201383D
sc-201383A
sc-201383B
sc-201383C
1 mg
2 mg
5 mg
10 mg
25 mg
$162.00
$316.00
$559.00
$889.00
$1693.00
7
(1)

S1P modulates sphingolipid signaling pathways, which can influence transcription factors and gene expression profiles, potentially leading to the upregulation and enhanced activity of R3HDM4.

A23187

52665-69-7sc-3591
sc-3591B
sc-3591A
sc-3591C
1 mg
5 mg
10 mg
25 mg
$54.00
$128.00
$199.00
$311.00
23
(1)

A23187 is an ionophore that increases intracellular calcium levels, activating calcium-dependent signaling pathways. This can lead to the activation of transcriptional programs that enhance the activity of R3HDM4.

Wortmannin

19545-26-7sc-3505
sc-3505A
sc-3505B
1 mg
5 mg
20 mg
$66.00
$219.00
$417.00
97
(3)

Wortmannin is a PI3K inhibitor that can block AKT activation, leading to changes in downstream signaling that positively influence the functional activity of R3HDM4 through indirect pathways.

Staurosporine

62996-74-1sc-3510
sc-3510A
sc-3510B
100 µg
1 mg
5 mg
$82.00
$150.00
$388.00
113
(4)

Staurosporine is a broad-spectrum protein kinase inhibitor, which can lead to the selective activation of signaling pathways associated with R3HDM4 by inhibiting kinases that negatively regulate these pathways.

Thapsigargin

67526-95-8sc-24017
sc-24017A
1 mg
5 mg
$94.00
$349.00
114
(2)

Thapsigargin inhibits the sarcoplasmic/endoplasmic reticulum Ca2+ ATPase (SERCA), leading to increased intracellular calcium levels. The resultant calcium signaling can enhance R3HDM4 activity by affecting related transcriptional responses.