Date published: 2025-10-9

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Ser Inhibitors

Common Ser Inhibitors include, but are not limited to Staurosporine CAS 62996-74-1, Okadaic Acid CAS 78111-17-8, U-0126 CAS 109511-58-2, LY 294002 CAS 154447-36-6 and Wortmannin CAS 19545-26-7.

Ser inhibitors are a class of chemical compounds that specifically target serine proteases, enzymes that play a critical role in various biological processes such as digestion, blood coagulation, immune responses, and cellular signaling. Serine proteases are named for the active serine residue in their catalytic site, which is essential for their ability to cleave peptide bonds in proteins. These proteases are widespread in biological systems and are involved in the regulation of complex pathways, including the breakdown of proteins, the activation of signaling molecules, and the regulation of cell functions. Ser inhibitors work by binding to the active site of these enzymes, blocking the serine residue and preventing the enzyme from catalyzing the hydrolysis of peptide bonds.

The mechanism of action of Ser inhibitors generally involves direct interaction with the catalytic serine residue, either by forming a covalent bond or by competitive inhibition, where the inhibitor occupies the active site and prevents substrate access. This inhibition halts the enzyme's proteolytic activity, disrupting its role in pathways that depend on protein cleavage or activation. Ser inhibitors can vary in their specificity, targeting individual serine proteases or a broader range of enzymes within this family. By inhibiting serine proteases, these compounds provide important insights into the role of these enzymes in biological systems. Researchers use Ser inhibitors to study processes such as inflammation, blood clotting, and digestion, where serine proteases play crucial regulatory roles, shedding light on the intricate biochemical pathways that rely on these enzymes for their proper function.

SEE ALSO...

Items 1 to 10 of 12 total

Display:

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Staurosporine

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

A broad-spectrum kinase inhibitor known to inhibit a wide range of kinases and thereby decrease phosphorylation events.

Okadaic Acid

78111-17-8sc-3513
sc-3513A
sc-3513B
25 µg
100 µg
1 mg
$285.00
$520.00
$1300.00
78
(4)

A potent inhibitor of protein phosphatases, especially PP2A and PP1, leading to increased phosphorylation. However, in some contexts, it might inhibit certain kinases.

LY 294002

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

Inhibits PI3K, preventing Akt activation and subsequent phosphorylation events downstream.

Wortmannin

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

Another PI3K inhibitor that reduces Akt phosphorylation and its downstream effects.

PD 98059

167869-21-8sc-3532
sc-3532A
1 mg
5 mg
$39.00
$90.00
212
(2)

Specifically inhibits MEK, leading to reduced ERK1/2 phosphorylation.

PP 2

172889-27-9sc-202769
sc-202769A
1 mg
5 mg
$92.00
$223.00
30
(1)

Src family kinase inhibitor that can reduce phosphorylation mediated by Src kinases.

Rapamycin

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

Inhibits mTOR, a kinase involved in several phosphorylation events.

SP600125

129-56-6sc-200635
sc-200635A
10 mg
50 mg
$40.00
$150.00
257
(3)

A JNK inhibitor that prevents the phosphorylation of c-Jun and other substrates.

SB 203580

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

Inhibits p38 MAPK, preventing downstream phosphorylation events.

KN-93

139298-40-1sc-202199
1 mg
$178.00
25
(1)

Inhibits CaMKII, a kinase that phosphorylates various targets including serine residues.