Date published: 2025-10-25

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SerpinB1a Inhibitors

SerpinB1a inhibitors are compounds that target and modulate the activity of SerpinB1a, a member of the serine protease inhibitor (serpin) superfamily. Serpins are large, complex proteins that play critical roles in controlling proteolytic pathways by inhibiting specific serine proteases. SerpinB1a is an intracellular, non-classical serpin that primarily regulates neutrophil elastase and other proteases within the serine family. Neutrophil elastase is a proteolytic enzyme involved in breaking down proteins and other components within cells, making SerpinB1a essential for maintaining cellular protease homeostasis. The inhibition of SerpinB1a disrupts its normal regulatory function, leading to an increase in protease activity. This interaction between inhibitors and SerpinB1a has significant implications for understanding the biochemical processes that rely on protease balance, including cell differentiation, apoptosis, and tissue remodeling.

From a biochemical perspective, SerpinB1a inhibitors can have diverse structures, ranging from small molecules to peptide-based compounds, and they can exhibit high specificity for their target. The binding of an inhibitor to SerpinB1a typically alters its conformational state, impacting its ability to inhibit protease targets efficiently. These inhibitors may bind to either the active site of SerpinB1a or allosteric regions, leading to a structural change that affects its inhibitory capacity. Investigating the interaction of these inhibitors with SerpinB1a is crucial for elucidating the mechanisms of protease regulation and understanding how serpins control proteolytic activity within various cellular contexts. By studying these inhibitors, researchers gain deeper insights into protein-protein interactions, the structural flexibility of serpins, and the precise regulation of proteolytic networks within cells.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Curcumin

458-37-7sc-200509
sc-200509A
sc-200509B
sc-200509C
sc-200509D
sc-200509F
sc-200509E
1 g
5 g
25 g
100 g
250 g
1 kg
2.5 kg
$36.00
$68.00
$107.00
$214.00
$234.00
$862.00
$1968.00
47
(1)

Curcumin may directly bind to promoter regions of specific genes, potentially leading to the suppression of transcriptional activity of the SERPINB1 gene, resulting in lower SerpinB1a protein synthesis.

Resveratrol

501-36-0sc-200808
sc-200808A
sc-200808B
100 mg
500 mg
5 g
$60.00
$185.00
$365.00
64
(2)

Resveratrol has the capability to downregulate pro-inflammatory signaling pathways, which could include the suppression of SerpinB1a expression as part of a broader anti-inflammatory effect.

(−)-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)

Epigallocatechin Gallate could inhibit the initiation of transcription for a number of genes involved in inflammatory responses, which might encompass the gene coding for SerpinB1a, thus reducing its expression levels.

Aspirin

50-78-2sc-202471
sc-202471A
5 g
50 g
$20.00
$41.00
4
(1)

Aspirin may cause the acetylation of specific transcription factors, potentially leading to the decreased initiation of the SERPINB1 gene transcription and, subsequently, SerpinB1a protein levels.

Sodium Butyrate

156-54-7sc-202341
sc-202341B
sc-202341A
sc-202341C
250 mg
5 g
25 g
500 g
$30.00
$46.00
$82.00
$218.00
19
(3)

Sodium butyrate can lead to hyperacetylation of histones at gene promoters, which in some cases results in transcriptional repression; this process might decrease SerpinB1a expression if applied to its gene.

Retinoic Acid, all trans

302-79-4sc-200898
sc-200898A
sc-200898B
sc-200898C
500 mg
5 g
10 g
100 g
$65.00
$319.00
$575.00
$998.00
28
(1)

Retinoic acid can bind to retinoic acid receptors, leading to altered transcription of genes involved in cell differentiation and apoptosis, possibly including a downregulation of the SERPINB1 gene.

Methotrexate

59-05-2sc-3507
sc-3507A
100 mg
500 mg
$92.00
$209.00
33
(5)

Methotrexate may lead to a decrease in nucleotide synthesis, limiting the building blocks for gene transcription and potentially resulting in reduced levels of SerpinB1a.

Hydroxyurea

127-07-1sc-29061
sc-29061A
5 g
25 g
$76.00
$255.00
18
(1)

Hydroxyurea reduces the pool of deoxyribonucleotides, which could lead to a decrease in DNA replication fidelity and a subsequent reduction in SerpinB1a expression during cell division.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$62.00
$155.00
$320.00
233
(4)

Rapamycin inhibits mTOR complex 1, which is crucial for protein synthesis; this inhibition could result in a global decrease in protein levels, including that of SerpinB1a.

5-Azacytidine

320-67-2sc-221003
500 mg
$280.00
4
(1)

5-Azacytidine can incorporate into DNA and RNA, causing demethylation of DNA and interference with methyltransferase activity, potentially leading to the repression of SERPINB1 gene expression.