Publications by authors named "Mohamed I Alahmdi"

Background: Blocking the oncogenic Wnt//β-catenin pathway has of late been investigated as a viable therapeutic approach in the treatment of cancer. This involves the multi-targeting of certain members of the tankyrase-kinase family; Tankyrase 2 (TNKS2), Protein Kinase B (AKT), and Cyclin- Dependent Kinase 9 (CDK9), which propagate the oncogenic Wnt/β-catenin signalling pathway.

Methods: During a recent investigation, the pharmacological activity of 2-(4-aminophenyl)-7-chloro- 3H-quinazolin-4-one was repurposed to serve as a 'triple-target' inhibitor of TNKS2, AKT and CDK9.

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Context: [Formula: see text]-adenosine-methyltransferase (METTL3) is the catalytic domain of the 'writer' proteins which is involved in the post modifications of [Formula: see text]-methyladinosine ([Formula: see text]). Though its activities are essential in many biological processes, it has been implicated in several types of cancer. Thus, drug developers and researchers are relentlessly in search of small molecule inhibitors that can ameliorate the oncogenic activities of METTL3.

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Background: Despite the early success of Bruton's tyrosine kinase (BTK) inhibitors in the treatment of Waldenström macroglobulinemia (WM), these single-target drug therapies have limitations in their clinical applications, such as drug resistance. Several alternative strategies have been developed, including the use of dual inhibitors, to maximize the therapeutic potential of these drugs.

Objective: Recently, the pharmacological activity of KIN-8194 was repurposed to serve as a 'dual-target' inhibitor of BTK and Hematopoietic Cell Kinase (HCK).

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Background: β-ketoacyl-ACP synthase I (KasA I) enzyme is crucial in mycolic acid synthesis catalytic condensation reactions, hence implicated in 's virulence and drug resistance. Presently, there is no known potent KasA inhibitor; thiolactomycin lacks potency. Recently reported indazole compounds JSF-3285/DG167 and 5G/DG167 inhibit the KasA through binding to the substrate cavity.

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Article Synopsis
  • Heterozygous mutations in isocitrate dehydrogenase 1 and 2 enzymes are targeted for drug development due to their role in increasing the oncometabolite D-2-hydroxyglutarate, which is linked to cancer growth.
  • Vorasidenib (AG-881) has shown promise as a dual inhibitor of these enzymes for treating low-grade gliomas, but further research is needed to develop selective inhibitors that minimize drug resistance and toxicity.
  • Through computational modeling, two new compounds, ZINC9449923 and ZINC93978407, were identified as leading candidates for targeting the isocitrate dehydrogenase enzymes, displaying favorable binding properties and potential for lower toxicity while penetrating
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The past decade has seen most antimalarial drugs lose their clinical potency stemming from parasite resistance. Despite immense efforts by researchers to mitigate this global scourge, a breakthrough is yet to be achieved, as most current malaria chemotherapies suffer the same fate. Though the etiology of parasite resistance is not well understood, the parasite's complex life has been implicated.

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Recently, the non-covalent Bruton tyrosine kinase (BTK) inhibitor fenebrutinib was presented as a therapeutic option with strong inhibitory efficacy against a single (C481S) and double (T474S/C481S) BTK variant in the treatment of Waldenström macroglobulinemia (WM). However, the molecular events surrounding its inhibition mechanism towards this variant remain unresolved. Herein, we employed in silico methods such as molecular dynamic simulation coupled with binding free energy estimations to explore the mechanistic activity of the fenebrutinib on (C481S) and (T474S/C481S) BTK variant, at a molecular level.

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