Date published: 2026-4-1

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SPCA1 Activators

Secretory Pathway Ca²⁺-ATPase 1 (SPCA1) is a critical calcium/manganese pump located in the Golgi apparatus, belonging to the family of P-type ATPases. SPCA1 plays an essential role in maintaining cellular calcium homeostasis by sequestering calcium ions within the Golgi for various processes, including protein sorting and maturation. It also mediates the transport of manganese ions, which are important cofactors for enzymes in the secretory pathway. The expression and activity of SPCA1 are tightly regulated in cells, responding to a myriad of intracellular signals and external stimuli. Alterations in the expression of SPCA1 can have significant effects on the Golgi's function and, consequently, on the overall cellular environment. Research has shown that various non-peptidic chemical compounds can induce the expression of SPCA1. These activators interact with cellular pathways, often leading to an upsurge in SPCA1 transcription and protein levels.

Certain compounds have been identified to potentially elevate SPCA1 expression through diverse mechanisms. For instance, retinoic acid, a derivative of vitamin A, can engage nuclear receptors that control the transcription of genes, including those involved in calcium signaling and transport, possibly leading to the induction of SPCA1 expression. Heavy metals such as cadmium and lead, known for their ability to disrupt cellular processes, may also stimulate the upregulation of SPCA1 as a cellular compensatory response to maintain ion homeostasis. Natural compounds like Epigallocatechin gallate (EGCG), found in green tea, are studied for their role in modulating gene expression, which could encompass the activation of SPCA1 transcription. Additionally, environmental chemicals like Bisphenol A and pesticides such as Atrazine have been associated with the induction of stress response genes, and SPCA1 may fall within this category. These compounds are of interest within the context of molecular biology and the study of cellular responses to environmental stimuli. Understanding how these activators influence SPCA1 expression is crucial for elucidating the intricate network of cellular ion regulation.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Retinoic Acid, all trans

302-79-4sc-200898
sc-200898A
sc-200898B
sc-200898C
500 mg
5 g
10 g
100 g
$66.00
$325.00
$587.00
$1018.00
28
(1)

Retinoic acid serves as a ligand for nuclear receptors, which when activated, can upregulate the transcription of genes including those related to calcium transport such as SPCA1.

Dexamethasone

50-02-2sc-29059
sc-29059B
sc-29059A
100 mg
1 g
5 g
$91.00
$139.00
$374.00
36
(1)

Dexamethasone interacts with glucocorticoid receptors, which can initiate a transcriptional cascade resulting in the upsurge of SPCA1 expression to manage cellular homeostasis.

Tunicamycin

11089-65-9sc-3506A
sc-3506
5 mg
10 mg
$172.00
$305.00
66
(3)

Tunicamycin triggers endoplasmic reticulum stress and the unfolded protein response, which often includes the upregulation of proteins like SPCA1 to alleviate the stress.

Cadmium chloride, anhydrous

10108-64-2sc-252533
sc-252533A
sc-252533B
10 g
50 g
500 g
$56.00
$183.00
$352.00
1
(1)

Cadmium exposure prompts cellular defense mechanisms, which might include the elevation of SPCA1 expression to counteract the perturbation of calcium homeostasis.

Cholecalciferol

67-97-0sc-205630
sc-205630A
sc-205630B
1 g
5 g
10 g
$71.00
$163.00
$296.00
2
(1)

Calcitriol, the bioactive form of Cholecalciferol, can elevate the transcription of calcium-related genes, potentially stimulating a rise in SPCA1 expression to manage calcium transport.

(−)-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)

EGCG can stimulate the expression of genes as part of a cellular adaptive response, which could include an upsurge in SPCA1 transcription to maintain cellular function.

Bisphenol A

80-05-7sc-391751
sc-391751A
100 mg
10 g
$300.00
$490.00
5
(0)

Exposure to Bisphenol A can lead to an adaptive response by the cell, potentially stimulating an increase in SPCA1 expression as a means to counteract stress.

Lead(II) Acetate

301-04-2sc-507473
5 g
$85.00
(0)

Lead exposure is known to elevate oxidative stress, which may stimulate the upregulation of SPCA1 expression as part of the cellular defense mechanism.

Atrazine

1912-24-9sc-210846
5 g
$165.00
1
(1)

Atrazine exposure can stimulate a cellular defense response, potentially leading to an upsurge in SPCA1 expression to detoxify and maintain cellular integrity.

Arsenic(III) oxide

1327-53-3sc-210837
sc-210837A
250 g
1 kg
$89.00
$228.00
(0)

Arsenic trioxide exposure can lead to oxidative stress, which may stimulate the defensive upregulation of SPCA1 expression as part of a broader cellular protective response.