Imidazotriazines: Spleen Tyrosine Kinase (Syk) Inhibitors Identified by Free-Energy Perturbation (FEP).

abstract：:4H-1,2,4-Benzothiadiazine-1,1-dioxides with various substituents in positions 3, 5, and 7 were synthesized and tested as K(ATP) channel agonists in artificial cell systems (CHO cells transfected with SUR1/Kir6.2, and HEK 293 transfected with SUR2B/Kir6.1) as model systems for insulin-secreting pancreatic beta-cells an...

journal_title：ChemMedChem

authors： Lachenicht S,Fischer A,Schmidt C,Winkler M,Rood A,Lemoine H,Braun M

更新日期：2009-11-01 00:00:00

abstract：:The development and progression of chronic complications in diabetic patients, such as retinopathy, nephropathy, neuropathy, cataracts, and stroke, are related to the activation and/or overexpression of aldose reductase (ALR2), which is a member of the aldo-keto reductase superfamily. A structure-activity relationship...

journal_title：ChemMedChem

authors： Zhang S,Chen X,Parveen S,Hussain S,Yang Y,Jing C,Zhu C

更新日期：2013-04-01 00:00:00

abstract：:A small library of 17 organoruthenium compounds with the general formula [RuII (fcl)(chel)(L)]n+ (in which fcl=face capping ligand, chel=chelating bidentate ligand, and L=monodentate ligand) were screened for inhibitory activity against cholinesterases and glutathione-S-transferases of human and animal origins. Compou...

journal_title：ChemMedChem

authors： Ristovski S,Uzelac M,Kljun J,Lipec T,Uršič M,Zemljič Jokhadar Š,Žužek MC,Trobec T,Frangež R,Sepčić K,Turel I

更新日期：2018-10-22 00:00:00

abstract：:Seasonal influenza infections are associated with an estimated 250-500 000 deaths annually. Resistance to the antiviral M2 ion-channel inhibitors has largely invalidated their clinical utility. Resistance to neuraminidase inhibitors has also been observed in several influenza A virus (IAV) strains. These data have pro...

journal_title：ChemMedChem

authors： Sagong HY,Bauman JD,Nogales A,Martínez-Sobrido L,Arnold E,LaVoie EJ

更新日期：2019-06-18 00:00:00

abstract：:Metalloproteinases of the astacin family are drawing ever increasing attention as potential drug targets. However, knowledge regarding inhibitors thereof is limited in most cases. Crucial for the development of metalloprotease inhibitors is high selectivity, to avoid side effects brought about by inhibition of off-tar...

journal_title：ChemMedChem

authors： Tan K,Jäger C,Schlenzig D,Schilling S,Buchholz M,Ramsbeck D

更新日期：2018-08-20 00:00:00

abstract：:The Eph-ephrin system, including the EphA2 receptor and the ephrinA1 ligand, plays a critical role in tumor and vascular functions during carcinogenesis. We previously identified (3α,5β)-3-hydroxycholan-24-oic acid (lithocholic acid) as an Eph-ephrin antagonist that is able to inhibit EphA2 receptor activation; it is ...

journal_title：ChemMedChem

authors： Tognolini M,Incerti M,Hassan-Mohamed I,Giorgio C,Russo S,Bruni R,Lelli B,Bracci L,Noberini R,Pasquale EB,Barocelli E,Vicini P,Mor M,Lodola A

更新日期：2012-06-01 00:00:00

abstract：:A series of new 5-alkyl-2-phenylaminocarbonylmethylthiopyrimidin-4(3H)-ones bearing variously substituted arylmethyl moieties at the C6 position of the pyrimidine ring were synthesized and evaluated for anti-HIV activity in MT-4 cells. Most of these new congeners exhibited moderate to good activities against the wild-...

journal_title：ChemMedChem

authors： Yu M,Li Z,Liu S,Fan E,Pannecouque C,De Clercq E,Liu X

更新日期：2011-05-02 00:00:00

abstract：:Given its role in the mediation of energy and glucose homeostasis, the G-protein-coupled bile acid receptor 1 (TGR5) is considered a potential target for the treatment of type 2 diabetes mellitus and other metabolic disorders. By thorough analysis of diverse structures of published TGR5 agonists, a hypothetical ligand...

journal_title：ChemMedChem

authors： Zhu J,Ye Y,Ning M,Mándi A,Feng Y,Zou Q,Kurtán T,Leng Y,Shen J

更新日期：2013-07-01 00:00:00

abstract：:A series of pyrazolo[3,4-d]pyrimidines, previously found to be Src inhibitors, was tested for their ability to inhibit proliferation of three Bcr-Abl-positive human leukemia cell lines (K-562, KU-812, and MEG-01), on the basis of the experimental evidence that various Src inhibitors are also active against Bcr-Abl kin...

journal_title：ChemMedChem

authors： Manetti F,Pucci A,Magnani M,Locatelli GA,Brullo C,Naldini A,Schenone S,Maga G,Carraro F,Botta M

更新日期：2007-03-01 00:00:00

abstract：:Identification of potent agonists of odorant receptors (ORs), a major class of G protein-coupled receptors, remains challenging due to complex receptor-ligand interactions. ORs are present in both olfactory and non-chemosensory tissues, indicating roles beyond odor detection that may include modulating physiological f...

journal_title：ChemMedChem

authors： Park BB,Lee N,Kim Y,Jae Y,Choi S,Kang N,Hong YR,Ok K,Cho J,Jeon YH,Lee EH,Byun Y,Koo J

更新日期：2017-04-06 00:00:00

abstract：:A library of 40,000 compounds was screened for inhibitors of 2-methylerythritol 2,4-cyclodiphosphate synthase (IspF) protein from Arabidopsis thaliana using a photometric assay. A thiazolopyrimidine derivative resulting from the high-throughput screen was found to inhibit the IspF proteins of Mycobacterium tuberculosi...

journal_title：ChemMedChem

authors： Geist JG,Lauw S,Illarionova V,Illarionov B,Fischer M,Gräwert T,Rohdich F,Eisenreich W,Kaiser J,Groll M,Scheurer C,Wittlin S,Alonso-Gómez JL,Schweizer WB,Bacher A,Diederich F

更新日期：2010-07-05 00:00:00

abstract：:P-glycoprotein (P-gp)-mediated multidrug resistance (MDR) is a major obstacle for successful cancer chemotherapy. Based on our previous study, 17 novel compounds with the 6,7-dimethoxy-2-{2-[4-(1H-1,2,3-triazol-1-yl)phenyl]ethyl}-1,2,3,4-tetrahydroisoquinoline scaffold were designed and synthesized. Among them, 2-[(1-...

journal_title：ChemMedChem

authors： Liu B,Qiu Q,Zhao T,Jiao L,Li Y,Huang W,Qian H

更新日期：2015-02-01 00:00:00

abstract：:ABC, it's easy as 1 2 3! Bioisosteric replacement of the anilide core by an indole moiety considerably increased stability and gave potent and selective ABCG2 (BCRP) inhibitors. Some compounds are superior to the reference substances fumitremorgin C and Ko143 in terms of potency and efficacy and are the most potent AB...

journal_title：ChemMedChem

authors： Bauer S,Ochoa-Puentes C,Sun Q,Bause M,Bernhardt G,König B,Buschauer A

更新日期：2013-11-01 00:00:00

abstract：:2-Azetidinones, commonly known as beta-lactams, are well-known heterocyclic compounds. Herein we described the synthesis and biological evaluation of a series of novel beta-lactams. In vitro inhibition assays against HDAC isoforms showed an interesting isoform-selectivity of these compounds towards HDAC6 and HDAC8. Th...

journal_title：ChemMedChem

authors： Galletti P,Quintavalla A,Ventrici C,Giannini G,Cabri W,Penco S,Gallo G,Vincenti S,Giacomini D

更新日期：2009-12-01 00:00:00

abstract：:A novel and facile synthesis of quinoxalinone derivatives was developed in which a wide range of 3-chloroquinoxalin-2(1H)-ones as key intermediates can be generated chemo- and regioselectively in good yields from corresponding quinoxaline-2,3(1H,4H)-diones. This new protocol is arguably superior, as it allows the desi...

journal_title：ChemMedChem

authors： Yang Y,Zhang S,Wu B,Ma M,Chen X,Qin X,He M,Hussain S,Jing C,Ma B,Zhu C

更新日期：2012-05-01 00:00:00

abstract：:Over the years, the 2-substituted imidazoline nucleus has been demonstrated to be a bioversatile structural motif. In this study, novel imidazoline derivatives bearing a 3- and/or 4-hydroxy- or methoxy-substituted phenyl ring, linked by an ethylene bridge to position 2 of an N-benzyl- or N-phenethyl-substituted imidaz...

journal_title：ChemMedChem

authors： Mammoli V,Bonifazi A,Dal Ben D,Giannella M,Giorgioni G,Piergentili A,Pigini M,Quaglia W,Thomas A,Newman AH,Ferré S,Sanchez-Soto M,Keck TM,Del Bello F

更新日期：2016-08-19 00:00:00

abstract：:Bacterial infections are becoming increasingly difficult to treat due to the development and spread of antibiotic resistance. Therefore, identifying novel antibacterial targets and new antibacterial agents capable of treating infections by drug-resistant bacteria is of vital importance. The structurally simple yet pot...

journal_title：ChemMedChem

authors： Bionda N,Stawikowski M,Stawikowska R,Cudic M,López-Vallejo F,Treitl D,Medina-Franco J,Cudic P

更新日期：2012-05-01 00:00:00

abstract：:Myotonic dystrophy is the most common form of adult-onset muscular dystrophy, originating in a CTG repeat expansion in the DMPK gene. The expanded CUG transcript sequesters MBNL1, a key regulator of alternative splicing, leading to the misregulation of numerous pre-mRNAs. We report an RNA-targeted agent as a possible ...

journal_title：ChemMedChem

authors： Luu LM,Nguyen L,Peng S,Lee J,Lee HY,Wong CH,Hergenrother PJ,Chan HY,Zimmerman SC

更新日期：2016-07-05 00:00:00

abstract：:Nuclear magnetic resonance (NMR) spectroscopy is a valuable technique for ligand screening, because it exhibits high specificity toward chemical structure and interactions. Dissolution dynamic nuclear polarization (DNP) is a recent advance in NMR methodology that enables the creation of non-equilibrium spin states, wh...

journal_title：ChemMedChem

authors： Min H,Sekar G,Hilty C

更新日期：2015-09-01 00:00:00

abstract：:Selective inhibitors of the protein tyrosine phosphatase SHP2 (src homology region 2 domain phosphatase; PTPN11), an enzyme that is deregulated in numerous human tumors, were generated through a combination of chemical synthesis and structure-based rational design. Seventy pyridazolon-4-ylidenehydrazinyl benzenesulfon...

journal_title：ChemMedChem

authors： Grosskopf S,Eckert C,Arkona C,Radetzki S,Böhm K,Heinemann U,Wolber G,von Kries JP,Birchmeier W,Rademann J

更新日期：2015-05-01 00:00:00

abstract：:N-Acylethanolamine acid amidase (NAAA) is a cysteine amidase that preferentially hydrolyzes saturated or monounsaturated fatty acid ethanolamides (FAEs), such as palmitoylethanolamide (PEA) and oleoylethanolamide (OEA), which are endogenous agonists of nuclear peroxisome proliferator-activated receptor-α (PPAR-α). Com...

journal_title：ChemMedChem

authors： Vitale R,Ottonello G,Petracca R,Bertozzi SM,Ponzano S,Armirotti A,Berteotti A,Dionisi M,Cavalli A,Piomelli D,Bandiera T,Bertozzi F

更新日期：2014-02-01 00:00:00

abstract：:Selectivity is a central aspect of lead optimization in the drug discovery process. Medicinal chemists often try to decrease molecular flexibility to improve selectivity, given the common belief that the two are interdependent. To investigate the relationship between polypharmacology and conformational flexibility, we...

journal_title：ChemMedChem

authors： He MW,Lee PS,Sweeney ZK

更新日期：2015-02-01 00:00:00

abstract：:Soluble guanylate cyclase (sGC) is a key signal-transduction enzyme activated by nitric oxide (NO). Impairments of the NO-sGC signaling pathway have been implicated in the pathogenesis of cardiovascular and other diseases. Direct stimulation of sGC represents a promising therapeutic strategy particularly for the treat...

journal_title：ChemMedChem

authors： Mittendorf J,Weigand S,Alonso-Alija C,Bischoff E,Feurer A,Gerisch M,Kern A,Knorr A,Lang D,Muenter K,Radtke M,Schirok H,Schlemmer KH,Stahl E,Straub A,Wunder F,Stasch JP

更新日期：2009-05-01 00:00:00

abstract：:The serotonin transporter (SERT) is one of the neurotransmitter transporters that plays a critical role in the regulation of endogenous amine concentrations and therefore is an important target for therapeutic agents affecting the central nervous system. The recently published, high resolution X-ray structure of the c...

journal_title：ChemMedChem

authors： Jørgensen AM,Tagmose L,Jørgensen AM,Topiol S,Sabio M,Gundertofte K,Bøgesø KP,Peters GH

更新日期：2007-06-01 00:00:00

abstract：:Meridional rhodium(III) polypyridyl complexes of the type mer-[RhX(3)(DMSO)(pp)] (X=Cl, pp=phen 1, dpq 2, dppz 3; X=Br, pp=phen 4) represent a promising class of potent cytostatic agents for the treatment of lymphoma and leukemia. Exposure of their DMSO solutions to light leads to slow isomerization to mixtures of the...

journal_title：ChemMedChem

authors： Dobroschke M,Geldmacher Y,Ott I,Harlos M,Kater L,Wagner L,Gust R,Sheldrick WS,Prokop A

更新日期：2009-02-01 00:00:00

abstract：:A series of deuterated curcuminoids (CUR) were synthesized, bearing two to six OCD3 groups, in some cases in combination with methoxy groups, and in others together with fluorine or chlorine atoms. A model ring-deuterated hexamethoxy-CUR-BF2 and its corresponding CUR compound were also synthesized from a 2,4,6-trimeth...

journal_title：ChemMedChem

authors： Laali KK,Zwarycz AT,Bunge SD,Borosky GL,Nukaya M,Kennedy GD

更新日期：2019-06-18 00:00:00

abstract：:Polo-like kinase 1 (PLK1) plays crucial functions in multiple stages of mitosis and is considered to be a potential drug target for cancer therapy. The functions of PLK1 are mediated by its N-terminal kinase domain and C-terminal polo-box domain (PBD). Most inhibitors targeting the kinase domain of PLK1 have a selecti...

journal_title：ChemMedChem

authors： Shan HM,Shi Y,Quan J

更新日期：2015-01-01 00:00:00

abstract：:Herein we describe the optimization of a phenotypic hit against Plasmodium falciparum based on an aminoacetamide scaffold. This led to N-(3-chloro-4-fluorophenyl)-2-methyl-2-{[4-methyl-3-(morpholinosulfonyl)phenyl]amino}propanamide (compound 28) with low-nanomolar activity against the intraerythrocytic stages of the m...

journal_title：ChemMedChem

authors： Norcross NR,Wilson C,Baragaña B,Hallyburton I,Osuna-Cabello M,Norval S,Riley J,Fletcher D,Sinden R,Delves M,Ruecker A,Duffy S,Meister S,Antonova-Koch Y,Crespo B,de Cózar C,Sanz LM,Gamo FJ,Avery VM,Frearson JA,Gray

更新日期：2019-07-17 00:00:00

abstract：:Targeting the biosynthetic pathway of neuroactive steroids with specific 18 kDa translocator protein (TSPO) ligands may be a viable therapeutic approach for a variety of neurodegenerative and neuropsychiatric diseases. However, the lack of correlation between binding affinity and in vitro steroidogenic efficacy has li...

journal_title：ChemMedChem

authors： Costa B,Taliani S,Da Pozzo E,Barresi E,Robello M,Cavallini C,Cosconati S,Da Settimo F,Novellino E,Martini C

更新日期：2017-08-22 00:00:00

abstract：:The histone methyltransferase SET7/9 methylates not only histone but also non-histone proteins as substrates, and therefore, SET7/9 inhibitors are considered candidates for the treatment of diseases. Previously, our group identified cyproheptadine, used clinically as a serotonin receptor antagonist and histamine recep...

journal_title：ChemMedChem

authors： Hirano T,Fujiwara T,Niwa H,Hirano M,Ohira K,Okazaki Y,Sato S,Umehara T,Maemoto Y,Ito A,Yoshida M,Kagechika H

更新日期：2018-08-10 00:00:00