Date published: 2026-5-18

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Bordetella pertussis toxin subunit S1 Activators

The Bordetella pertussis toxin subunit S1 activators represent a subset within the broader category of bacterial toxins, specifically associated with the pathogenic bacterium Bordetella pertussis. Pertussis toxin is a complex multimeric protein that consists of several subunits, among which the S1 subunit plays a pivotal role in the enzymatic activity of the toxin. The S1 subunit functions as an ADP-ribosyltransferase, catalyzing the transfer of ADP-ribose from nicotinamide adenine dinucleotide (NAD) to a host cell protein, ultimately disrupting cellular signaling pathways. The activators of the S1 subunit are compounds or factors that modulate its enzymatic activity, potentially influencing the overall toxicity of the pertussis toxin.

At a molecular level, the S1 subunit of pertussis toxin is characterized by its unique structure, consisting of distinct domains responsible for binding to host cell receptors and catalyzing the ADP-ribosylation reaction. The activators of S1 are thought to interact with specific regions of this subunit, either enhancing or modulating its catalytic efficiency. Understanding the mechanisms and structural details of these activators is essential for elucidating the intricate interplay between the toxin and its host cell targets.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Forskolin

66575-29-9sc-3562
sc-3562A
sc-3562B
sc-3562C
sc-3562D
5 mg
50 mg
1 g
2 g
5 g
$78.00
$153.00
$740.00
$1413.00
$2091.00
73
(3)

Activates adenylyl cyclase, leading to an increase in intracellular cAMP levels, potentially instigating pathways associated with Bordetella pertussis toxin subunit S1 activation.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$260.00
$350.00
$500.00
34
(1)

Acts as a phosphodiesterase inhibitor, elevating cAMP levels, which may indirectly trigger signaling pathways associated with the activation of Bordetella pertussis toxin subunit S1.

Isoproterenol Hydrochloride

51-30-9sc-202188
sc-202188A
100 mg
500 mg
$28.00
$38.00
5
(0)

Activates beta-adrenergic receptors, triggering G protein-coupled receptor (GPCR) signaling, potentially contributing to the initiation of pathways associated with Bordetella pertussis toxin subunit S1.

Carbachol

51-83-2sc-202092
sc-202092A
sc-202092C
sc-202092D
sc-202092B
sc-202092E
1 g
10 g
25 g
50 g
100 g
250 g
$122.00
$281.00
$388.00
$683.00
$1428.00
$3060.00
12
(2)

Activates muscarinic acetylcholine receptors, thereby initiating GPCR signaling, which might have implications for the initiation of pathways associated with Bordetella pertussis toxin subunit S1.

PGE1 (Prostaglandin E1)

745-65-3sc-201223
sc-201223A
1 mg
10 mg
$31.00
$145.00
16
(4)

Activates adenylyl cyclase, leading to an increase in cAMP levels, potentially initiating signaling pathways associated with Bordetella pertussis toxin subunit S1.

A23187

52665-69-7sc-3591
sc-3591B
sc-3591A
sc-3591C
1 mg
5 mg
10 mg
25 mg
$55.00
$131.00
$203.00
$317.00
23
(1)

A calmodulin activator that influences calcium signaling, which may have downstream effects, potentially initiating cellular processes related to Bordetella pertussis toxin subunit S1.

Thapsigargin

67526-95-8sc-24017
sc-24017A
1 mg
5 mg
$136.00
$446.00
114
(2)

Inhibits sarco/endoplasmic reticulum Ca^2+-ATPase (SERCA), leading to elevated cytosolic calcium levels, with potential implications for Bordetella pertussis toxin subunit S1 activation.

Ionomycin

56092-82-1sc-3592
sc-3592A
1 mg
5 mg
$78.00
$270.00
80
(4)

Influences calcium signaling and activates Ca^2+/calmodulin-dependent pathways, potentially initiating processes associated with Bordetella pertussis toxin subunit S1 activation.