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Names | |
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IUPAC name 3-{1-[3-(Dimethylamino)propyl]-1H-indol-3-yl}-4-(1H-indol-3-yl)-1H-pyrrole-2,5-dione | |
Other names RBT205 INHIBITOR, BI1 | |
Identifiers | |
3D model (JSmol) | |
ChemSpider | |
DrugBank | |
ECHA InfoCard | 100.122.321 |
EC Number |
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MeSH | bisindolylmaleimide |
PubChem CID | |
UNII | |
CompTox Dashboard (EPA) | |
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Properties | |
C25H24N4O2 | |
Molar mass | 412.493 g·mol−1 |
Appearance | Orange solid |
Density | 1.3 g/cm3 |
Melting point | 208 to 210 °C (406 to 410 °F; 481 to 483 K) |
Solubility in DMSO | Soluble[ vague ] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
BIM-1 (GF 109203X) and the related compounds BIM-2, BIM-3, and BIM-8 are bisindolylmaleimide-based protein kinase C (PKC) inhibitors. These inhibitors also inhibit PDK1 explaining the higher inhibitory potential of LY33331 compared to the other BIM compounds a bisindolylmaleimide inhibitor toward PDK1. [1] [2]
BIM-1 is present in the structure of PKCiota [3] (residue 574-turn [4] motif). It needs to be phosphorylated towards a PKCbeta-specific inhibitor site-directed mutagenesis of the compound for its full activation [5] and co-crystallized as an asymmetric pair which is mediated by 3-phosphoinositide-dependent protein kinase-1 (PDK1) [6] are downstream characteristics of PKCs and PKB/AKT. [7]
The bound BIM-1 inhibitor blocks bilobal [8] interactions, the ATP-binding site, features an ATP-competitive inhibitor, 2-methyl-1H-indol-3-yl-BIM-1, [8] the crystal structure [8] and catalytic subunit with a 20-amino acid substrate analog inhibitor structure is bilobal MgATP a transport protein that provide a more precise description of which is influenced by lobe-lobe interactions binding in cells expressing both forms a pair of kinase-inhibitor complexes [7] with ferritin in a soluble and non-toxic form (Poisson-Boltzmann [9] ) and a portion of the inhibitor peptide [10] a lysine residue, has been shown to be involved in ATP binding.
The PKCiota-BIM-1 complex [4] interacts with the zinc finger of lambda/iota PKC characterization of lambda-interacting protein (LIP) [5] (lambda-interacting protein; a selective activator of lambda/iota PKC). Phosphorylation of a PKC induces a conformation leading to import of a PKC into the nucleus. [11] The entire 587-amino acid coding region of a new PKC isoform, PKC iota. [11] Where Thr-412 [5] [12] (activation loop of the kinase domain) at PKCiota/lambda phosphorylates glyceraldehyde-3-phosphate dehydrogenase (GAPDH) [13] that sort cargo to the anterograde pathway [14] the phosphorylation pathway(s) involved in this phenomenon [2] mimic glutamate and can adopt two limiting diastereomeric (syn and anti) conformation [15] biosynthetically related indolocarbazole analogs [16] and in Proto-oncogene serine/threonine-protein kinase Pim-1-Peptide as a phosphorylation target including itself. The bound BIM-1 inhibitor blocks the ATP-binding site and puts the kinase domain into an intermediate open [7] conformation. [4] The value of such calculations lies in understanding [9] a variant was designed which showed improved binding characteristics [17] of configurationally stable atropisomeric bisindolylmaleimides [15] where the two kinase domains, and two different inhibitor conformers bind in different orientations, [7] the hinge region of staurosporine [18] -Pim-1 resembles [19] co-crystallized [8] as an asymmetric pair of biosynthetically 'related' indolocarbazole analogs. It is a modulator of the 5-HT2A receptor. [20]
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