Date published: 2026-4-1

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MRP-L43 Inhibitors

MRP-L43 Inhibitors belong to a specialized class of chemical compounds that play a crucial role in modulating cellular processes. MRP-L43 is a specific protein, and inhibitors targeting this protein are designed to impede its activity. The MRP-L43 protein, also known as Multidrug Resistance-associated Protein-L43, is a member of the ATP-binding cassette (ABC) transporter superfamily. ABC transporters are integral membrane proteins involved in the transport of various substrates across cellular membranes, utilizing energy found in the hydrolysis of ATP. MRP-L43, in particular, is implicated in the efflux of diverse molecules from the cell, contributing to cellular homeostasis and defense mechanisms. The inhibitors of MRP-L43 are characterized by their ability to selectively bind to the protein, disrupting its function and, consequently, modulating the transport of substrates. The development of these inhibitors is rooted in a deeper understanding of the molecular mechanisms underlying cellular transport processes. Researchers aim to decipher the intricate interplay between MRP-L43 and its substrates to design molecules that can selectively inhibit its activity. This class of chemical compounds represents a promising avenue for further research into cellular transport mechanisms and has the potential to shed light on novel strategies for manipulating cellular processes at the molecular level. As scientists continue to unravel the intricacies of MRP-L43 inhibition, this chemical class holds significance in advancing our understanding of cellular biology and may pave the way for innovative approaches in various scientific domains.

Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Cyclosporin A

59865-13-3sc-3503
sc-3503-CW
sc-3503A
sc-3503B
sc-3503C
sc-3503D
100 mg
100 mg
500 mg
10 g
25 g
100 g
$63.00
$92.00
$250.00
$485.00
$1035.00
$2141.00
69
(5)

Cyclosporin A is an immunosuppressive agent that inhibits calcineurin. By inhibiting calcineurin, it prevents the dephosphorylation and activation of nuclear factor of activated T-cells (NFAT), a transcription factor. This leads to the downregulation of cytokines and other genes that could be upregulated by MRP-L43, thus indirectly decreasing MRP-L43 activity.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$63.00
$158.00
$326.00
233
(4)

Rapamycin is an mTOR inhibitor that impedes the mTORC1 complex, which is crucial for protein synthesis and cell growth. As MRP-L43 is involved in mitochondrial protein translation, rapamycin can indirectly lead to reduced expression of MRP-L43 by limiting protein synthesis capacity.

LY 294002

154447-36-6sc-201426
sc-201426A
5 mg
25 mg
$123.00
$400.00
148
(1)

LY294002 is a PI3K inhibitor that impedes the PI3K/AKT/mTOR signaling pathway. This inhibition can downregulate protein synthesis and cell growth, indirectly affecting MRP-L43 function by reducing the resources and signals needed for its expression and activity.

Spironolactone

52-01-7sc-204294
50 mg
$109.00
3
(1)

Spironolactone is an aldosterone antagonist with secondary inhibition of androgen receptors. It can indirectly decrease MRP-L43 activity by altering mitochondrial function and biogenesis, which are partially regulated by androgen signaling.

Oligomycin

1404-19-9sc-203342
sc-203342C
10 mg
1 g
$149.00
$12495.00
18
(2)

Oligomycin is an inhibitor of ATP synthase in mitochondrial electron transport. By reducing the mitochondrial membrane potential and ATP production, it can indirectly affect the functional activity of MRP-L43, which is involved in mitochondrial protein synthesis.

Antimycin A

1397-94-0sc-202467
sc-202467A
sc-202467B
sc-202467C
5 mg
10 mg
1 g
3 g
$55.00
$63.00
$1675.00
$4692.00
51
(1)

Antimycin A inhibits the mitochondrial electron transport chain at complex III. This leads to a reduction in ATP production and disrupts mitochondrial function, potentially decreasing MRP-L43 activity due to energy deficits.

Rotenone

83-79-4sc-203242
sc-203242A
1 g
5 g
$89.00
$259.00
41
(2)

Rotenone is an inhibitor of mitochondrial complex I. Inhibition of complex I disrupts oxidative phosphorylation, leading to decreased ATP production and mitochondrial dysfunction, which can indirectly reduce MRP-L43 activity.

Chloramphenicol

56-75-7sc-3594
25 g
$90.00
10
(1)

Chloramphenicol is an antibiotic that inhibits bacterial protein synthesis. It can also affect mitochondrial ribosomes due to their bacterial evolutionary origin, potentially decreasing MRP-L43 function by inhibiting mitochondrial protein translation.

Actinonin

13434-13-4sc-201289
sc-201289B
5 mg
10 mg
$170.00
$385.00
3
(1)

Actinonin is a peptide deformylase inhibitor that can impede mitochondrial protein maturation. By inhibiting this process, actinonin may indirectly decrease MRP-L43 activity by affecting the processing of mitochondrial proteins that MRP-L43 may help translate.

Tunicamycin

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

Tunicamycin inhibits N-linked glycosylation in the ER. While not directly affecting mitochondrial proteins, it can cause global protein synthesis stress and a UPR in the ER, which can indirectly impact mitochondrial function and potentially decrease MRP-L43 activity.