Date published: 2026-2-3

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PKAβ cat Inhibitors

Common PKAβ cat Inhibitors include, but are not limited to H-89 dihydrochloride CAS 130964-39-5, KT 5720 CAS 108068-98-0, KT5823 CAS 126643376, Rp-8-Br-cAMPS CAS 129735-00-8 and PKI (14-22) amide (myristoylated) CAS 201422-03-9.

PKAβ cat inhibitors belong to a specific chemical class of compounds meticulously designed to modulate the activity of protein kinase A (PKA) catalytic subunit beta (PKAβ cat), a key enzyme involved in phosphorylation-mediated signal transduction pathways. PKAβ cat plays a crucial role in regulating diverse cellular processes by phosphorylating target proteins in response to various extracellular signals. These inhibitors are thoughtfully crafted molecules engineered to interact with PKAβ cat, influencing its normal function. Through these interactions, they might impact various cellular processes associated with signal transduction, cellular responses, and regulatory pathways, without directly altering its kinase domains or its involvement in phosphorylation-mediated signaling.

The design of PKAβ cat inhibitors is grounded in a comprehensive understanding of the structural and functional attributes of the catalytic subunit. Typically developed using advanced chemical synthesis methods and informed by insights from biochemistry and cellular signaling pathways, these inhibitors are characterized by their ability to selectively bind to PKAβ cat. This selectivity enables focused modulation of cellular pathways that rely on the activity of this specific enzyme. By systematically investigating the effects of PKAβ cat inhibition, researchers gain insights into its intricate role in regulating signal transduction cascades and cellular responses. The development and utilization of PKAβ cat inhibitors contribute to advancing our understanding of the complex interplay between protein kinases and cellular dynamics, offering insights into the fundamental molecular mechanisms that govern signal transduction and contribute to cellular responses to changes in PKAβ cat activity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

H-89 dihydrochloride

130964-39-5sc-3537
sc-3537A
1 mg
10 mg
$94.00
$186.00
71
(2)

H89 is a potent PKA inhibitor that competes with ATP for the ATP-binding site, preventing PKA activation and downstream signaling cascades. It can influence cellular processes regulated by PKA activity.

KT 5720

108068-98-0sc-3538
sc-3538A
sc-3538B
50 µg
100 µg
500 µg
$138.00
$220.00
$972.00
47
(2)

KT5720 inhibits PKA by binding to its ATP-binding site, blocking PKA activation and affecting downstream signaling pathways. This inhibition can impact cellular processes regulated by PKA activity.

KT5823

126643-37-6sc-3534
sc-3534A
sc-3534B
100 µg
1 mg
5 mg
$182.00
$1228.00
$4895.00
21
(1)

KT5823 is a PKA inhibitor that interferes with ATP binding to PKA, potentially preventing its activation and influencing cellular processes regulated by PKA-dependent signaling.

Rp-8-Br-cAMPS

129735-00-8sc-3539A
sc-3539
500 µg
1 mg
$250.00
$340.00
22
(1)

Rp-8-Br-cAMPS is a cyclic AMP analog that selectively inhibits PKA by blocking its binding to cyclic AMP. This inhibition can affect cellular processes regulated by PKA-dependent signaling.

PKI (14-22) amide (myristoylated)

201422-03-9sc-471154
0.5 mg
$135.00
2
(0)

Myristoylated PKI is a cell-permeable peptide that inhibits PKA by binding to its catalytic subunit, preventing PKA activation and affecting downstream cellular signaling pathways.

PKA Inhibitor IV

99534-03-9sc-3010
0.5 mg
$97.00
17
(1)

This is a peptide-based inhibitor that targets the catalytic subunit of PKA, preventing its activation and potentially influencing cellular processes regulated by PKA-dependent signaling.

Adenosine Kinase Inhibitor Inhibitor

214697-26-4sc-202900
5 mg
$443.00
9
(1)

Adenosine kinase inhibitors can indirectly impact PKA activity by affecting cellular levels of adenosine, which can influence cyclic AMP levels and, subsequently, PKA activation.

GSK-3 Inhibitor II

478482-75-6sc-24020
sc-24020A
5 mg
25 mg
$82.00
$296.00
11
(1)

GSK-3 inhibitors can potentially modulate PKA activity indirectly by targeting signaling pathways that intersect with PKA-mediated pathways, affecting related cellular processes.

Adenosine 3′,5′-cyclic Monophosphate, N6-Benzoyl-, Sodium Salt

30275-80-0sc-300167
10 µmol
$324.00
1
(1)

This is an analog of cyclic AMP that can inhibit PKA activation by competing with cyclic AMP for binding to PKA regulatory subunits. It can influence PKA-dependent cellular processes.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$77.00
$216.00
18
(1)

Rolipram is a phosphodiesterase inhibitor that can increase cyclic AMP levels, potentially activating PKA. By inhibiting rolipram, PKA activation and downstream cellular effects could be influenced.