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PTP-PEST is considered an important drug target owing to its involvement in cancer progression and myocardial injury. Till now only a few inhibitors are currently being studied in the inhibition of PTP-PEST, majorly belonging to the class of metal-based drugs.
Empress Therapeutics claims its technology allows it to identify chemical drug candidates faster and more reliably. It has $50 million from Flagship to prove it can.
ABSTRACT Drug targeting strategies, such as peptidedrug conjugates (PDCs), have arisen to combat the issue of off-target toxicity that is commonly associated with chemotherapeutic smallmoleculedrugs. The PDCs crossed membranes and cleavable PDCs killed melanoma cells with nanomolar potency.
Smallmoleculedrugs make up most of the drugs we take conveniently as pills, including painkillers like ibuprofen (Advil), antibiotics like penicillin and amoxicillin, or cholesterol-lowering drugs like atorvastatin (Lipitor). The smallmoleculesdrugs of today look nothing like the molecules of the 1970s.
Modulating PPIs with smallmolecules has gained increasing attention in drug discovery, particularly targeting the 14-3-3 protein family, which interacts with several hundred client proteins and plays a central role in cellular networks.
Experimental drug NU-9 -- a smallmolecule compound approved by the U.S. Food and Drug Administration (FDA) for clinical trials for the treatment of amyotrophic lateral sclerosis (ALS) -- improves neuron health in animal models of Alzheimer's disease, according to a new study.
4c05711 Cysteine reactive groups are a mainstay in the design of covalent drugs and probe molecules, yet only a handful of electrophiles are routinely used to target this amino acid. Chatterjee, and Michael J. Bollong Journal of the American Chemical Society 2024 DOI: 10.1021/jacs.4c05711
Overall, our findings highlight the potential of developing isoform-selective and cell-active JNK3 inhibitors by covalent drug design strategy targeting a conserved cysteine. This work not only provides a valuable chemical probe for JNK3-targeted investigations in vitro and in vivo but also opens new avenues for the treatment of PD.
In a new breakthrough that could revolutionise medical and material engineering, scientists have developed a first-of-its-kind molecular device that controls the release of multiple smallmolecules using force.
3c05161 The stabilization of protein–protein interactions (PPIs) has emerged as a promising strategy in chemical biology and drug discovery. Here, we show the structure-based optimization of the nonselective fragment toward selective and highly potent small-molecule stabilizers of the 14-3-3σ/ERα complex.
5c01712 Covalent smallmoleculedrugs have emerged as a crucial support in precision therapy due to their high selectivity and robust potency. Covalent DNA-encoded chemical library (CoDEL) technology is an advanced platform for covalent drug discovery.
The modular structure of STAT3 nominates several of its protein domains as possible drug targets, but their exploitation with potential small-molecule inhibitors has been unevenly distributed so far, with past efforts highly favoring the conserved SH2 domain.
Herein, we use afatinib as a lead to undertake a structure-based drug design approach, aided by mass-spectrometry and x-ray crystallography, to develop DHC-156, a smallmolecule that more selectively binds brachyury and downmodulates it as potently as afatinib.
Its role as a potential drug target for combating tuberculosis (TB) has just begun to be substantiated in drug discovery research. The knockdown also remarkably heightened the mutant's sensitivity to ethionamide and meropenem, but not to many other TB drugs.
Analysis of prevalence of ring, nonring, sp 3 -, and sp 2 -hybridized oxygen in approved drugs. For the first time, analysis of distribution of different types of oxygen from center of mass of a molecule. In approved drugs, majority of oxygen atoms are present within 4 from the COM of the molecule.
Fibroblast growth factor receptor (FGFR) kinase inhibitors have been shown to be effective in the treatment of intrahepatic cholangiocarcinoma and other advanced solid tumors harboring FGFR2 alterations, but the toxicity of these drugs frequently leads to dose reduction or interruption of treatment such that maximum efficacy cannot be achieved.
We asked the global drug discovery community to nominate and vote on their favorite molecule from 2022, and the results are in. Here, we highlight what makes deucravacitinib so impressive to the drug discovery community. Here, we highlight what makes deucravacitinib so impressive to the drug discovery community.
Under a collaboration with NextRNA Therapeutics, Bayer will access the biotech’s platform to target long, non-coding RNA interactions with smallmoleculedrugs.
The active ingredient in many drugs is what's known as a smallmolecule: bigger than water, much smaller than an antibody and mainly made of carbon. It's tough, however, to make these molecules if they require a quaternary carbon -- a carbon atom bonded to four other carbon atoms.
However, the molecular basis for specific inhibition of USP30 by smallmolecules has remained elusive. Collectively, our work establishes a generalizable chimeric protein-engineering strategy to aid deubiquitinase crystallization and enables structure-based drug design with relevance to neurodegeneration.
Their specificity reduces the likelihood of off-target effects, making them safer and often more effective than small-moleculedrugs for complex conditions. As a result… Source
This review highlights recent advancements in smallmolecule inhibitors targeting Cdc2-like kinase 4 (Clk4), emphasizing their potential in treating cancers and neurodegenerative diseases. It explores SARs, binding modes, and challenges in developing selective Clk4 inhibitors, offering insights for future therapeutic strategies.
At present, there are few studies on the drug resistance of mIDH1 inhibitors. It is found that a significant cause for drug resistance is that IDH1 has mutation at the second site. Isocitrate dehydrogenase (IDH) is a key metabolic enzyme that catalyzes the conversion of isocitrate to -ketoglutaric acid (-KG).
A compound -- one of 27 million screened in a library of potential new drugs -- reversed four types of chronic pain in animal studies, according to new research.
a new Italian incubator dedicated to the discovery and development of smallmolecule-based treatments for neurodegenerative diseases, announced today that it has adopted Collaborative Drug Discovery’s CDD Vault as its platform of choice for managing drug discovery data.
Despite the current hype around so called “advanced therapies”, which range from gene editing to cell therapies, and the inexorable advance of biologic therapeutics such as monoclonal antibodies, even in 2022 the majority of drugs in development and reaching patients are still small organic molecules.
3c01835 Building on recent advances in peptide science, medicinal chemists have developed a hybrid class of bioconjugates, called peptide–drug conjugates, that demonstrate improved efficacy compared to peptides and smallmolecules independently. Moore Journal of Medicinal Chemistry 2024 DOI: 10.1021/acs.jmedchem.3c01835
The First Disclosures sessions at the 2023 ACS Fall Meeting in San Francisco, organized by Nikki Goodwin , presented a variety of new orally available smallmolecules. The post ACS Fall 2023 First Disclosures appeared first on Drug Hunter. Stay tuned!
However, drug resistance and side effects, particularly those affecting hemostasis, continue to pose significant challenges for TKI therapies. imatinib and nilotinib), and second-generation ABL inhibitors including ponatinib and bosutinib designed to mitigate drug resistance. Our study included standard-of-care agents (e.g.,
Although it is currently only used in veterinary therapy, carprofen proves to be a molecule with a versatile therapeutic potential for human pharmacotherapy. Moreover, the molecule is a target in the drug discovery process for the development of new bioactive compounds.
It is hard to ignore some of the most pressing, long-term trends driving the push to accelerate innovation and progress in drug development. As a result, biopharma and biotech companies working to bring their drug pipelines to the market require deep expertise from trusted partners to help deliver critical therapies for their patients.
3c06622 Targeted protein degradation relies on smallmolecules that induce new protein–protein interactions between targets and the cellular protein degradation machinery. Most of these smallmolecules feature specific ligands for ubiquitin ligases.
As antibody-drug conjugates (ADCs) gain traction across oncology and begin to expand into other therapeutic areas, a persistent challenge remains: the design and optimisation of payloads. The ADC itself is not necessarily a large molecule – it’s a smallmolecule with aspects of a large molecule, and vice versa.
G protein-coupled receptors (GPCRs) represent a cornerstone of modern drug discovery due to their crucial role in regulating human physiology and their involvement in numerous diseases. In the early days, each GPCR target required its own structure-modulating ConfoBody to be identified before starting any drug discovery.
LRRK2 has been a hotly pursued drug target for Parkinson’s Disease based on human genetics. Drug Hunter Premium is drug discovery, distilled, so you can quickly catch up and make informed decisions based on industry examples. appeared first on Drug Hunter. Get ahead now by requesting a trial. already a member?
link] Proteins labelled site-specifically with smallmolecules are valuable assets for chemical biology and drug development. Nat Commun 15 , 859 (2024). The unique reactivity profile of the 1,2-aminothiol moiety of N -terminal cysteines ( N -Cys) of proteins renders it highly attractive for regioselective protein labelling.
G protein-coupled receptors (GPCRs) are a highly validated drug target family – accounting for 30-35 percent of all approved drugs. Despite this, the therapeutic potential of targeting most GPCRs remains untapped, as only 10 percent of GPCRs have been drugged.
This capability becomes particularly valuable in addressing challenges such as the low affinity frequently encountered between therapeutic proteins and their targets, as well as the limited availability of smallmolecules for specific protein targets.
3c00297 Falling in between traditional smallmolecules and antibodies in size, peptides are emerging as a privileged therapeutic modality, one that can harness the benefits of both smallmolecule and antibody drugs. Mengmeng Zheng and Jianmin Gao ACS Chemical Biology 2023 DOI: 10.1021/acschembio.3c00297
Over the last two decades, an increasing number of Antibody Drug Conjugate (ADC) therapeutics have been approved for oncology indications. These therapies have broadened treatment options for patients to expand beyond the more traditional smallmoleculedrug alternatives. 3D rendering of Antibody Drug Conjugate Molecules.
Currently, all FDA-approved covalent smallmolecules feature one electrophile, leaving open a facile route to acquired resistance. Therefore, molecular bidents represent a new pharmacological modality with the potential for improved selectivity, potency, and drug resistance profile.
Baggelaar bioRxiv 2023.10.19.562725; doi: [link] Comparative, dose-dependent analysis of interactions between smallmoleculedrugs and their targets, as well as off-targets, in complex proteomes is crucial for selecting optimal drug candidates.
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