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Design, Synthesis, and Application of Fluorescent Ligands Targeting the Intracellular Allosteric Binding Site of the CXC Chemokine Receptor 2 (2023)
Journal Article
Casella, B. M., Farmer, J. P., Nesheva, D. N., Williams, H. E., Charlton, S. J., Holliday, N. D., …Mistry, S. N. (2023). Design, Synthesis, and Application of Fluorescent Ligands Targeting the Intracellular Allosteric Binding Site of the CXC Chemokine Receptor 2. Journal of Medicinal Chemistry, https://doi.org/10.1021/acs.jmedchem.3c00849

The inhibition of CXC chemokine receptor 2 (CXCR2), a key inflammatory mediator, is a potential strategy in the treatment of several pulmonary diseases and cancers. The complexity of endogenous chemokine interaction with the orthosteric binding site... Read More about Design, Synthesis, and Application of Fluorescent Ligands Targeting the Intracellular Allosteric Binding Site of the CXC Chemokine Receptor 2.

Assessment of the potential of novel and classical opioids to induce respiratory depression in mice (2023)
Journal Article
Hill, R., Sanchez, J., Lemel, L., Antonijevic, M., Hosking, Y., Mistry, S. N., …Canals, M. (2023). Assessment of the potential of novel and classical opioids to induce respiratory depression in mice. British Journal of Pharmacology, 180(24), 3160-3174. https://doi.org/10.1111/bph.16199

Background and Purpose Opioid-induced respiratory depression limits the use of μ-opioid receptor agonists in clinical settings and is the main cause of opioid overdose fatalities. The relative potential of different opioid agonists to induce respira... Read More about Assessment of the potential of novel and classical opioids to induce respiratory depression in mice.

M1 muscarinic receptor activation reduces the molecular pathology and slows the progression of prion-mediated neurodegenerative disease (2022)
Journal Article
Dwomoh, L., Rossi, M., Scarpa, M., Khajehali, E., Molloy, C., Herzyk, P., …Tobin, A. B. (2022). M1 muscarinic receptor activation reduces the molecular pathology and slows the progression of prion-mediated neurodegenerative disease. Science Signaling, 15(760), 00. https://doi.org/10.1126/scisignal.abm3720

Many dementias are propagated through the spread of “prion-like” misfolded proteins. This includes prion diseases themselves (such as Creutzfeldt-Jakob disease) and Alzheimer’s disease (AD), for which no treatments are available to slow or stop progr... Read More about M1 muscarinic receptor activation reduces the molecular pathology and slows the progression of prion-mediated neurodegenerative disease.

Development of fluorescent peptide G protein-coupled receptor activation biosensors for NanoBRET characterization of intracellular allosteric modulators (2022)
Journal Article
Farmer, J. P., Mistry, S. N., Laughton, C. A., & Holliday, N. D. (2022). Development of fluorescent peptide G protein-coupled receptor activation biosensors for NanoBRET characterization of intracellular allosteric modulators. FASEB Journal, 36(11), Article e22576. https://doi.org/10.1096/fj.202201024R

G protein-coupled receptors (GPCRs) are widely therapeutically targeted, and recent advances in allosteric modulator development at these receptors offer further potential for exploitation. Intracellular allosteric modulators (IAM) represent a class... Read More about Development of fluorescent peptide G protein-coupled receptor activation biosensors for NanoBRET characterization of intracellular allosteric modulators.

Optimization of Peptide Linker-Based Fluorescent Ligands for the Histamine H1 Receptor (2022)
Journal Article
Kok, Z. Y., Stoddart, L. A., Mistry, S. J., Mocking, T. A., Vischer, H. F., Leurs, R., …Kellam, B. (2022). Optimization of Peptide Linker-Based Fluorescent Ligands for the Histamine H1 Receptor. Journal of Medicinal Chemistry, 65(12), 8258–8288. https://doi.org/10.1021/acs.jmedchem.2c00125

The histamine H1 receptor (H1R) has recently been implicated in mediating cell proliferation and cancer progression, therefore high affinity H1R-selective fluorescent ligands are desirable tools for further investigation of this behaviour in vitro an... Read More about Optimization of Peptide Linker-Based Fluorescent Ligands for the Histamine H1 Receptor.

Meeting report: 27th Annual GP2A Medicinal Chemistry Conference (2019)
Journal Article
Mistry, S. N., Marchand, P., & Kellam, B. (2019). Meeting report: 27th Annual GP2A Medicinal Chemistry Conference. Pharmaceuticals, 12(4), Article 179. https://doi.org/10.3390/ph12040179

The 27th annual GP2A (Groupement des Pharmacochimistes de l′Arc Atlantique/Group of Medicinal Chemists in the Atlantic Arc) conference took place from 21 to 23 August 2019, at the East Midlands Conference Centre (University Park, Nottingham, United K... Read More about Meeting report: 27th Annual GP2A Medicinal Chemistry Conference.

Structure-Kinetic Profiling of Haloperidol Analogues at the Human Dopamine D2 Receptor (2019)
Journal Article
Fyfe, T. J., Kellam, B., Sykes, D. A., Capuano, B., Scammells, P. J., Lane, J. R., …Mistry, S. N. (2019). Structure-Kinetic Profiling of Haloperidol Analogues at the Human Dopamine D2 Receptor. Journal of Medicinal Chemistry, 62(21), 9488-9520. https://doi.org/10.1021/acs.jmedchem.9b00864

Haloperidol is a typical antipsychotic drug (APD) associated with an increased risk of extrapyramidal side-effects (EPS) and hyperprolactinemia relative to atypical APDs such as clozapine. Both drugs are dopamine D2 receptor (D2R) antagonists, with c... Read More about Structure-Kinetic Profiling of Haloperidol Analogues at the Human Dopamine D2 Receptor.

Subtle modifications to a thieno[2,3-d]pyrimidine scaffold yield negative allosteric modulators and agonists of the dopamine D2 receptor (2019)
Journal Article
Fyfe, T. J., Kellam, B., Mistry, S. N., Scammells, P. J., Lane, J. R., & Capuano, B. (2019). Subtle modifications to a thieno[2,3-d]pyrimidine scaffold yield negative allosteric modulators and agonists of the dopamine D2 receptor. European Journal of Medicinal Chemistry, 168, 474-490. https://doi.org/10.1016/j.ejmech.2019.01.061

We recently described a structurally novel series of negative allosteric modulators (NAMs) of the dopamine D2 receptor (D2R) based on thieno[2,3-d]pyrimidine 1, showing it can be structurally simplified to reveal low molecular weight, fragment-like N... Read More about Subtle modifications to a thieno[2,3-d]pyrimidine scaffold yield negative allosteric modulators and agonists of the dopamine D2 receptor.

Assessment of the molecular mechanisms of action of novel 4-phenylpyridine-2-one and 6-phenylpyrimidin-4-one allosteric modulators at the M1 muscarinic acetylcholine receptors (2018)
Journal Article
van der Westhuizen, E. T., Spathis, A., Khajehali, E., Jörg, M., Mistry, S. N., Capuano, B., …Christopoulos, A. (in press). Assessment of the molecular mechanisms of action of novel 4-phenylpyridine-2-one and 6-phenylpyrimidin-4-one allosteric modulators at the M1 muscarinic acetylcholine receptors. Molecular Pharmacology, https://doi.org/10.1124/mol.118.111633

Positive allosteric modulators (PAMs) that target the M1 muscarinic acetylcholine (ACh) receptor (M1 mAChR) are potential treatments for cognitive deficits in conditions such as Alzheimer's disease and schizophrenia. We recently reported novel 4-phen... Read More about Assessment of the molecular mechanisms of action of novel 4-phenylpyridine-2-one and 6-phenylpyrimidin-4-one allosteric modulators at the M1 muscarinic acetylcholine receptors.

A thieno[2,3-d]pyrimidine scaffold is a novel negative allosteric modulator of the dopamine D2 receptor (2018)
Journal Article
Fyfe, T. J., Zarzycka, B., Lim, H. D., Kellam, B., Mistry, S. N., Katrich, V., …Capuano, B. (2019). A thieno[2,3-d]pyrimidine scaffold is a novel negative allosteric modulator of the dopamine D2 receptor. Journal of Medicinal Chemistry, 62(1), 174–206. https://doi.org/10.1021/acs.jmedchem.7b01565

Recently, a novel negative allosteric modulator (NAM) of the D 2-like dopamine receptors 1 was identified through virtual ligand screening. This ligand comprises a thieno[2,3-d]pyrimidine scaffold that does not feature in known dopaminergic ligands.... Read More about A thieno[2,3-d]pyrimidine scaffold is a novel negative allosteric modulator of the dopamine D2 receptor.

Positive allosteric modulation of the muscarinic M1 receptor improves efficacy of antipsychotics in mouse glutamatergic deficit models of behavior (2016)
Journal Article
Choy, K. H., Shackleford, D. M., Malone, D. T., Mistry, S. N., Patil, R. T., Scammells, P. J., …Christopoulos, A. (2016). Positive allosteric modulation of the muscarinic M1 receptor improves efficacy of antipsychotics in mouse glutamatergic deficit models of behavior. Journal of Pharmacology and Experimental Therapeutics, 359(2), https://doi.org/10.1124/jpet.116.235788

Current antipsychotics are effective in treating the positive symptoms associated with schizophrenia, but they remain suboptimal in targeting cognitive dysfunction. Recent studies have suggested that positive allosteric modulation of the M1 muscarini... Read More about Positive allosteric modulation of the muscarinic M1 receptor improves efficacy of antipsychotics in mouse glutamatergic deficit models of behavior.

GPCRs through the keyhole: the role of protein flexibility in ligand binding to β-adrenoceptors (2016)
Journal Article
Emtage, A. L., Mistry, S. N., Fischer, P. M., Kellam, B., & Laughton, C. A. (2017). GPCRs through the keyhole: the role of protein flexibility in ligand binding to β-adrenoceptors. Journal of Biomolecular Structure and Dynamics, 35(12), 2604-2619. https://doi.org/10.1080/07391102.2016.1226197

© 2016 Informa UK Limited, trading as Taylor & Francis Group. G protein-coupled receptors (GPCRs) are proteins of pharmaceutical importance, with over 30% of all drugs in clinical use targeting them. Increasing numbers of X-ray crystal (XRC) struct... Read More about GPCRs through the keyhole: the role of protein flexibility in ligand binding to β-adrenoceptors.

Novel Fused Arylpyrimidinone Based Allosteric Modulators of the M1 Muscarinic Acetylcholine Receptor. (2016)
Journal Article
Scammells, P. J., Lane, J. R., Mistry, S. N., Lim, H., Jörg, M., Capuano, B., …Scammells, P. J. (2016). Novel Fused Arylpyrimidinone Based Allosteric Modulators of the M1 Muscarinic Acetylcholine Receptor. ACS Chemical Neuroscience, 7(5), 647-661. https://doi.org/10.1021/acschemneuro.6b00018

Benzoquinazolinone 1 is a positive allosteric modulator (PAM) of the M1 muscarinic acetylcholine receptor (mAChR), which is significantly more potent than the prototypical PAM, 1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (BQCA).... Read More about Novel Fused Arylpyrimidinone Based Allosteric Modulators of the M1 Muscarinic Acetylcholine Receptor..

Potent dual inhibitors of Plasmodium falciparum M1 and M17 aminopeptidases through optimization of S1 pocket interactions (2016)
Journal Article
Drinkwater, N., Vinh, N. B., Mistry, S. N., Bamert, R. S., Ruggeri, C., Holleran, J. P., …Scammells, P. J. (2016). Potent dual inhibitors of Plasmodium falciparum M1 and M17 aminopeptidases through optimization of S1 pocket interactions. European Journal of Medicinal Chemistry, 110, 43-64. https://doi.org/10.1016/j.ejmech.2016.01.015

© 2016 Elsevier Masson SAS. Malaria remains a global health problem, and though international efforts for treatment and eradication have made some headway, the emergence of drug-resistant parasites threatens this progress. Antimalarial therapeutics a... Read More about Potent dual inhibitors of Plasmodium falciparum M1 and M17 aminopeptidases through optimization of S1 pocket interactions.

4-Phenylpyridin-2-one Derivatives: A Novel Class of Positive Allosteric Modulator of the M1 Muscarinic Acetylcholine Receptor (2015)
Journal Article
Mistry, S. N., Jörg, M., Lim, H., Vinh, N. B., Sexton, P. M., Capuano, B., …Scammells, P. J. (2016). 4-Phenylpyridin-2-one Derivatives: A Novel Class of Positive Allosteric Modulator of the M1 Muscarinic Acetylcholine Receptor. Journal of Medicinal Chemistry, 59(1), 388-409. https://doi.org/10.1021/acs.jmedchem.5b01562

Positive allosteric modulators (PAMs) of the M1 muscarinic acetylcholine receptor (M1 mAChR) are a promising strategy for the treatment of the cognitive deficits associated with diseases including Alzheimer’s and schizophrenia. Herein, we report the... Read More about 4-Phenylpyridin-2-one Derivatives: A Novel Class of Positive Allosteric Modulator of the M1 Muscarinic Acetylcholine Receptor.

Discovery of a Novel Class of Negative Allosteric Modulator of the Dopamine D2 Receptor Through Fragmentation of a Bitopic Ligand (2015)
Journal Article
Mistry, S. N., Shonberg, J., Draper-Joyce, C. J., Klein Herenbrink, C., Michino, M., Shi, L., …Lane, J. R. (2015). Discovery of a Novel Class of Negative Allosteric Modulator of the Dopamine D2 Receptor Through Fragmentation of a Bitopic Ligand. Journal of Medicinal Chemistry, 58(17), 6819-6843. https://doi.org/10.1021/acs.jmedchem.5b00585

We recently demonstrated that SB269652 (1) engages one protomer of a dopamine D2 receptor (D2R) dimer in a bitopic mode to allosterically inhibit the binding of dopamine at the other protomer. Herein, we investigate structural deter- minants for allo... Read More about Discovery of a Novel Class of Negative Allosteric Modulator of the Dopamine D2 Receptor Through Fragmentation of a Bitopic Ligand.

Structure–activity study of N-((trans)-4-(2-(7-cyano-3,4-dihydroisoquinolin-2(1H)-yl)ethyl)cyclohexyl)-1H-indole-2-carboxamide (SB269652), a bitopic ligand that acts as a negative allosteric modulator of the dopamine D2 receptor (2015)
Journal Article
Shonberg, J., Draper-Joyce, C., Mistry, S. N., Christopoulos, A., Scammells, P. J., Lane, J. R., & Capuano, B. (2015). Structure–activity study of N-((trans)-4-(2-(7-cyano-3,4-dihydroisoquinolin-2(1H)-yl)ethyl)cyclohexyl)-1H-indole-2-carboxamide (SB269652), a bitopic ligand that acts as a negative allosteric modulator of the dopamine D2 receptor. Journal of Medicinal Chemistry, 58(13), 5287-5307. https://doi.org/10.1021/acs.jmedchem.5b00581

We recently demonstrated that SB269652 (1) engages one protomer of a dopamine D2 receptor (D2R) dimer in a bitopic mode to allosterically inhibit the binding of dopamine at the other protomer. Herein, we investigate structural deter- minants for allo... Read More about Structure–activity study of N-((trans)-4-(2-(7-cyano-3,4-dihydroisoquinolin-2(1H)-yl)ethyl)cyclohexyl)-1H-indole-2-carboxamide (SB269652), a bitopic ligand that acts as a negative allosteric modulator of the dopamine D2 receptor.

Screening the medicines for Malaria Venture "Malaria Box" against the Plasmodium falciparum aminopeptidases, M1, M17 and M18 (2015)
Journal Article
Paiardini, A., Bamert, R. S., Kannan-Sivaraman, K., Drinkwater, N., Mistry, S. N., Scammells, P. J., & McGowan, S. (2015). Screening the medicines for Malaria Venture "Malaria Box" against the Plasmodium falciparum aminopeptidases, M1, M17 and M18. PLoS ONE, 10(2), Article e0115859. https://doi.org/10.1371/journal.pone.0115859

Malaria is a parasitic disease that remains a global health burden. The ability of the parasite to rapidly develop resistance to therapeutics drives an urgent need for the delivery of new drugs. The Medicines for Malaria Venture have compounds known... Read More about Screening the medicines for Malaria Venture "Malaria Box" against the Plasmodium falciparum aminopeptidases, M1, M17 and M18.

Biased allosteric modulation at the CaS receptor engendered by structurally diverse calcimimetics (2014)
Journal Article
Cook, A., Mistry, S. N., Gregory, K., Furness, S., Sexton, P. M., Scammells, P. J., …Leach, K. (in press). Biased allosteric modulation at the CaS receptor engendered by structurally diverse calcimimetics. British Journal of Pharmacology, 172(1), https://doi.org/10.1111/bph.12937

Background and Purpose Clinical use of cinacalcet in hyperparathyroidism is complicated by its tendency to induce hypocalcaemia, arising partly from activation of calcium-sensing receptors (CaS receptors) in the thyroid and stimulation of calcitonin... Read More about Biased allosteric modulation at the CaS receptor engendered by structurally diverse calcimimetics.

Mechanistic Insights into Allosteric Structure-Function Relationships at the M1 Muscarinic Acetylcholine Receptor (2014)
Journal Article
Abdul-Ridha, A., Lane, J. R., Mistry, S. N., Lopez, L., Sexton, P. M., Scammells, P. J., …Canals, M. (2014). Mechanistic Insights into Allosteric Structure-Function Relationships at the M1 Muscarinic Acetylcholine Receptor. Journal of Biological Chemistry, 289(48), 33701-33711. https://doi.org/10.1074/jbc.m114.604967

Benzylquinolone carboxylic acid (BQCA) is the first highly selective positive allosteric modulator (PAM) for the M1 muscarinic acetylcholine receptor (mAChR), but it possesses low affinity for the allosteric site on the receptor. More recent drug dis... Read More about Mechanistic Insights into Allosteric Structure-Function Relationships at the M1 Muscarinic Acetylcholine Receptor.

Two-pronged attack: dual inhibition of Plasmodium falciparum M1 and M17 metalloaminopeptidases by a novel series of hydroxamic acid-based inhibitors (2014)
Journal Article
Mistry, S. N., Drinkwater, N., Ruggeri, C., Sivaraman, K. K., Loganathan, S., Fletcher, S., …McGowan, S. (2014). Two-pronged attack: dual inhibition of Plasmodium falciparum M1 and M17 metalloaminopeptidases by a novel series of hydroxamic acid-based inhibitors. Journal of Medicinal Chemistry, 57(21), https://doi.org/10.1021/jm501323a

Plasmodium parasites, the causative agents of malaria, have developed resistance to most of our current antimalarial therapies, including artemisinin combination therapies which are widely described as our last line of defense. Antimalarial agents wi... Read More about Two-pronged attack: dual inhibition of Plasmodium falciparum M1 and M17 metalloaminopeptidases by a novel series of hydroxamic acid-based inhibitors.

Molecular determinants of allosteric modulation at the M1 muscarinic acetylcholine receptor (2014)
Journal Article
Abdul-Ridha, A., López, L., Keov, P., Thal, D. M., Mistry, S. N., Sexton, P. M., …Christopoulos, A. (2014). Molecular determinants of allosteric modulation at the M1 muscarinic acetylcholine receptor. Journal of Biological Chemistry, 289(9), 6067-6079. https://doi.org/10.1074/jbc.M113.539080

Benzylquinolone carboxylic acid (BQCA) is an unprecedented example of a selective positive allosteric modulator of acetylcholine at the M1 muscarinic acetylcholine receptor (mAChR). To probe the structural basis underlying its selectivity, we utilize... Read More about Molecular determinants of allosteric modulation at the M1 muscarinic acetylcholine receptor.

Synthesis and pharmacological profiling of analogues of benzyl quinolone carboxylic acid (BQCA) as allosteric modulators of the M1 muscarinic receptor (2013)
Journal Article
Mistry, S. N., Valant, C., Sexton, P. M., Capuano, B., Christopoulos, A., & Scammells, P. J. (2013). Synthesis and pharmacological profiling of analogues of benzyl quinolone carboxylic acid (BQCA) as allosteric modulators of the M1 muscarinic receptor. Journal of Medicinal Chemistry, 56(12), https://doi.org/10.1021/jm400540b

Established therapy in Alzheimer’s disease involves potentiation of the endogenous orthosteric ligand, acetylcholine, at the M1 muscarinic receptors found in higher concentrations in the cortex and hippocampus. Adverse effects, due to indiscriminate... Read More about Synthesis and pharmacological profiling of analogues of benzyl quinolone carboxylic acid (BQCA) as allosteric modulators of the M1 muscarinic receptor.

Synthesis and in vitro and in vivo characterization of highly β1-Selective β-Adrenoceptor partial agonists (2013)
Journal Article
Mistry, S. N., Baker, J. G., Fischer, P. M., Hill, S. J., Gardiner, S. M., & Kellam, B. (2013). Synthesis and in vitro and in vivo characterization of highly β1-Selective β-Adrenoceptor partial agonists. Journal of Medicinal Chemistry, 56(10), https://doi.org/10.1021/jm400348g

β-Adrenoceptor antagonists boast a 50-year use for symptomatic control in numerous cardiovascular diseases. One might expect highly selective antagonists are available for the human β-adrenoceptor subtype involved in these diseases, yet few truly β1-... Read More about Synthesis and in vitro and in vivo characterization of highly β1-Selective β-Adrenoceptor partial agonists.