Date published: 2025-12-18

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RIMBP3B Activators

RIMS Binding Protein 3B (RIM-BP3B) is a member of the RIM-binding protein family, which is known to be involved in synaptic vesicle exocytosis. RIM-BP proteins are characterized by their ability to bind to RIM proteins, which are central organizers of the presynaptic active zone. RIM-BP3B, like other proteins in this family, is thought to play a role in bridging RIM proteins with other components of the synaptic release machinery, thereby facilitating neurotransmitter release.

The RIM-BP family is typically responsible for modulating synaptic transmission by influencing the assembly and stabilization of the synaptic vesicle release complex. RIM-BP3B is likely to contribute to this process by interacting through its multiple domains, including Src homology 3 (SH3) domains that mediate protein-protein interactions relevant to synaptic function. These interactions are essential for the precise alignment of synaptic vesicles at the active zone, enabling efficient and rapid neurotransmitter release in response to action potentials.The precise expression patterns and specific functions of RIM-BP3B may differ slightly from other members of the RIM-BP family, potentially providing unique contributions to synapse specificity and plasticity. Its role may extend to the regulation of synaptic strength and the maintenance of synaptic architecture, particularly in the central nervous system.

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Items 1 to 10 of 11 total

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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
$76.00
$150.00
$725.00
$1385.00
$2050.00
73
(3)

Forskolin activates adenylyl cyclase, increasing cAMP levels which may enhance RIMS binding protein 3B expression via PKA activation.

Rolipram

61413-54-5sc-3563
sc-3563A
5 mg
50 mg
$75.00
$212.00
18
(1)

Rolipram inhibits PDE4, increasing cAMP concentrations, potentially upregulating RIMS binding protein 3B through cAMP response elements.

BAY 60-6583

910487-58-0sc-503262
10 mg
$210.00
(0)

BAY 60-7550 inhibits PDE2, raising cAMP levels, which could lead to enhanced RIMS binding protein 3B expression by PKA-mediated signaling.

H-89 dihydrochloride

130964-39-5sc-3537
sc-3537A
1 mg
10 mg
$92.00
$182.00
71
(2)

H-89 is a PKA inhibitor that may indirectly upregulate RIMS binding protein 3B through feedback mechanisms that compensate for reduced PKA activity.

Isoproterenol Hydrochloride

51-30-9sc-202188
sc-202188A
100 mg
500 mg
$27.00
$37.00
5
(0)

Isoproterenol is a beta-adrenergic agonist that raises cAMP levels, potentially promoting RIMS binding protein 3B expression through cAMP-mediated pathways.

IBMX

28822-58-4sc-201188
sc-201188B
sc-201188A
200 mg
500 mg
1 g
$159.00
$315.00
$598.00
34
(1)

IBMX is a non-selective PDE inhibitor which increases cAMP, possibly leading to the upregulation of RIMS binding protein 3B via cAMP-PKA signaling.

8-Bromoadenosine 3′,5′-cyclic monophosphate

23583-48-4sc-217493B
sc-217493
sc-217493A
sc-217493C
sc-217493D
25 mg
50 mg
100 mg
250 mg
500 mg
$106.00
$166.00
$289.00
$550.00
$819.00
2
(1)

8-Br-cAMP is a cAMP analog that activates PKA, which might induce the expression of RIMS binding protein 3B through downstream effects on gene transcription.

Dibutyryl-cAMP

16980-89-5sc-201567
sc-201567A
sc-201567B
sc-201567C
20 mg
100 mg
500 mg
10 g
$45.00
$130.00
$480.00
$4450.00
74
(7)

Dibutyryl cAMP is a cell-permeable cAMP analog that may enhance RIMS binding protein 3B expression by mimicking cAMP and activating PKA.

Anisomycin

22862-76-6sc-3524
sc-3524A
5 mg
50 mg
$97.00
$254.00
36
(2)

Anisomycin activates the MAPK pathway, potentially resulting in the increased expression of RIMS binding protein 3B through MAPK-mediated transcriptional regulation.

KN-93

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

KN-93 is a CaMKII inhibitor, which could lead to upregulated RIMS binding protein 3B expression as a homeostatic response to altered calcium signaling.