BAI1

Catalog No.S8865 Batch:S886501

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Technical Data

Formula

C19H21Br2N3O

Molecular Weight 467.20 CAS No. 335165-68-9
Solubility (25°C)* In vitro DMSO 18 mg/mL (38.52 mM)
Ethanol 3 mg/mL (6.42 mM)
Water Insoluble
* <1 mg/ml means slightly soluble or insoluble.
* Please note that Selleck tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.
* Room temperature shipping (Stability testing shows this product can be shipped without any cooling measures.)

Preparing Stock Solutions

Biological Activity

Description BAI1 is a direct allosteric inhibitor of BAX with a dissociation constant (Kd) of 15.0 ± 4 μM.
Targets
Bax [1]
(Cell-free assay)
15.0 μM(Kd)
In vitro

BAX activation inhibitor 1 (BAI1) demonstrates inhibition of tBID-induced BAX-mediated membrane permeabilization in a dose dependent manner with an IC50 of 3.3 μM. BAI1 binds to monomeric BAX at a novel allosteric site. BAI1 is a potent inhibitor of BAX conformational activation and oligomerization in solution, not by direct competition with the activator, but rather through an allosteric mechanism that favors the inactive BAX. Moreover, BAI1 inhibited BAX membrane association and translocation induced either by tBID (IC50 = 5 ± 1 μΜ) or BIM SAHB (IC50 = 2 ± 1 μΜ) in a dose dependent manner and with a similar IC50 to BAX-mediated liposomal release. BAI1 selectively inhibits BAX-dependent cell death[1].

Protocol (from reference)

Cell Assay:

[1]

  • Cell lines

    MEFs

  • Concentrations

    0-10 μM

  • Incubation Time

    8 h

  • Method

    Caspase 3/7 assay of WT MEFs upon pro-apoptotic TNFα/CHX treatment in the absence or presence of co-treatment with BAI1 at indicated doses for 8 hours.

Selleck's BAI1 has been cited by 4 publications

TRIM21 inhibits irradiation-induced mitochondrial DNA release and impairs antitumour immunity in nasopharyngeal carcinoma tumour models [ Nat Commun, 2023, 14(1):865] PubMed: 36797289
cGAS-STING activation contributes to podocyte injury in diabetic kidney disease [ iScience, 2022, 25(10):105145] PubMed: 36176590
A kinetic fluorescence polarization ligand assay for monitoring BAX early activation [ Cell Rep Methods, 2022, 2(3)100174] PubMed: 35419554
Mitochondrial Drp1 recognizes and induces excessive mPTP opening after hypoxia through BAX-PiC and LRRK2-HK2 [ Cell Death Dis, 2021, 12(11):1050] PubMed: 34741026

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SHIPPING AND STORAGE
Selleck products are transported at room temperature. If you receive the product at room temperature, please rest assured, the Selleck Quality Inspection Department has conducted experiments to verify that the normal temperature placement of one month will not affect the biological activity of powder products. After collecting, please store the product according to the requirements described in the datasheet. Most Selleck products are stable under the recommended conditions.

NOT FOR HUMAN, VETERINARY DIAGNOSTIC OR THERAPEUTIC USE.