Probing the role of an invariant active site His in family GH1 β-glycosidases.

abstract：:Exposure of the N-methoxycarbonyl-bicyclic-keto-acid 5 (improved preparation) to the Barnick beta-keto-acid synthesis yielded an aqueous solution of the sodium salts of the beta-keto-acids 26 and 27 which on heating at 60-65 degrees C furnished the N-methoxycarbonyl-tricyclic-ketone 9 (55%) plus the hydroxy-ketone 28 ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Bowman MA,Bowman RE,Davies RV,Haran G,Harris PJ,Smith HJ,Steele RW,Walker N,Whiting K

更新日期：2002-06-01 00:00:00

abstract：:The inhibition of neuraminidase from Clostridium chauvoei (jakari strain) with partially purified methanolic extracts of some plants used in Ethnopharmacological practice was evaluated. Extracts of two medicinal plants, Tamarindus indicus and Combretum fragrans at 100-1000 microg/ml, both significantly reduced the act...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Useh NM,Nok AJ,Ambali SF,Esievo KA

更新日期：2004-08-01 00:00:00

abstract：:A set of novel quinolone-triazole conjugates (12-31) were synthesized in three steps in good yields starting from 2-phenylquinoline-4-carboxylic acid. All the intermediates, as well as the final 1,2,4-triazolyl quinolines were fully characterized by their detailed spectral analysis utilizing different techniques such ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Verbanac D,Malik R,Chand M,Kushwaha K,Vashist M,Matijašić M,Stepanić V,Perić M,Paljetak HČ,Saso L,Jain SC

更新日期：2016-01-01 00:00:00

abstract：:Carbonic anhydrases (CAs, EC 4.2.1.1) are crucial metalloenzymes that are involved in diverse bioprocesses. We report the synthesis and biological evaluation of novel series of benzenesulfonamides incorporating un/substituted ethyl quinoline-3-carboxylate moieties. The newly synthesised compounds were in vitro evaluat...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Al-Sanea MM,Elkamhawy A,Paik S,Bua S,Ha Lee S,Abdelgawad MA,Roh EJ,Eldehna WM,Supuran CT

更新日期：2019-12-01 00:00:00

abstract：:The synthesis, in vitro antimicrobial activities of some novel hydroxy pyridines supported with various pharmacophores is described. Twenty-six out of the tested 58 compounds exhibited variable inhibitory effects on the growth of the tested Gram positive and Gram negative bacteria. The tested compounds revealed better...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Faidallah HM,Rostom SA,Khan KA,Basaif SA

更新日期：2013-10-01 00:00:00

abstract：:A novel series of 5-(5-nitrofuran-2-yl)-and 5-(5-nitrothiophen-2-yl)-1,3,4-thiadiazole-2-amines bearing acyclic amine at C-2 position of thiadiazole ring were synthesized and evaluated in vitro against promastigote and amastigote forms of Leishmania major. The structure-activity of series was investigated by studying ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Tahghighi A,Emami S,Razmi S,Rezazade Marznaki F,Kabudanian Ardestani S,Dastmalchi S,Kobarfard F,Shafiee A,Foroumadi A

更新日期：2013-08-01 00:00:00

abstract：:Drug target interactions (DTIs) are crucial in pharmacology and drug discovery. Presently, experimental determination of compound-protein interactions remains challenging because of funding investment and difficulties of purifying proteins. In this study, we proposed two in silico models based on support vector machin...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Shar PA,Tao W,Gao S,Huang C,Li B,Zhang W,Shahen M,Zheng C,Bai Y,Wang Y

更新日期：2016-12-01 00:00:00

abstract：:Leishmaniasis is considered as one of the major neglected tropical diseases due to its magnitude and wide geographic distribution. Leishmania braziliensis, responsible for cutaneous leishmaniasis, is the most prevalent species in Brazil. Superoxide dismutase (SOD) belongs to the antioxidant pathway of the parasites an...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Brito CCB,Silva HVCD,Brondani DJ,Faria AR,Ximenes RM,Silva IMD,Albuquerque JFC,Castilho MS

更新日期：2019-12-01 00:00:00

abstract：:3-alkyl-5-aryl-1-pyrimidyl-1H-pyrazole derivatives were designed and synthesised as selective inhibitors of JNK3, a target for the treatment of neurodegenerative diseases. Following previous studies, we have designed JNK3 inhibitors to reduce the molecular weight and successfully identified a lead compound that exhibi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Oh Y,Jang M,Cho H,Yang S,Im D,Moon H,Hah JM

更新日期：2020-12-01 00:00:00

abstract：:In this work, we reported the synthesis and evaluation of antibacterial and antifungal activities of three new compound series obtained from 6-(phenyl/4-chlorophenyl)imidazo[2,1-b]thiazole-3-acetic acid hydrazide: 2-{[6-(phenyl/4-chlorophenyl)imidazo[2,1-b]thiazol-3-yl]acetyl}-N-alkyl/arylhydrazinecarbothioamides (2a-...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Güzeldemirci NU,Satana D,Küçükbasmacı O

更新日期：2013-10-01 00:00:00

abstract：:The increasing prevalence of drug resistant bacteria is a pandemic problem. Metallo-β-lactamases (MBLs) are one of the main causes of drug resistance due to hydrolysis of β-lactam antibiotics. Thus, the development of effective inhibitors of MBLs remains urgent. The compound thiomaltol was used as a lead compound to i...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Schlesinger SR,Bruner B,Farmer PJ,Kim SK

更新日期：2013-02-01 00:00:00

abstract：:An economical and efficient one-pot synthesis of a series of novel 5-aryl-6-cinnamoyl-7-methyl-flavanones has been developed by simple refluxing of cinnamoyl chalcones with NaOAc in aqueous ethanol in quantitative yields. These flavanones were screened for their in vitro antioxidant and in vivo antidyslipidemic activi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Sharma A,Anand N,Sharma R,Chaturvedi U,Khanna AK,Bhatia G,Tripathi RP

更新日期：2012-04-01 00:00:00

abstract：:In the present study, 2-[3-(4-chlorophenyl)-5-(4-methoxybenzyl)-4H-1,2,4-triazol-4-yl]acetohydrazide (1) was used as starting compound for the synthesis of 2-{[3-(4-chlorophenyl)-5-(4-methoxybenzyl)-4H-1,2,4-triazol-4-yl]acetyl}-4-thiosemicarbazides (2a-c) and 5-{[3-(4-chlorophenyl)-5-(4-methoxybenzyl)-4H-1,2,4-triazo...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Bekircan O,Ülker S,Menteşe E

更新日期：2015-12-01 00:00:00

abstract：:Lignostilbene-alpha,beta-dioxygenase (LSD, EC 1.13.11.43) is involved in oxidative cleavage of the central double bond of lignostilbene to form the corresponding aldehydes by a mechanism similar to those of 9-cis-epoxycarotenoid dioxygenase and beta-carotene 15,15'-dioxygenase, key enzymes in abscisic acid biosynthesi...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Han SY,Inoue H,Terada T,Kamoda S,Saburi Y,Sekimata K,Saito T,Kobayashi M,Shinozaki K,Yoshida S,Asami T

更新日期：2003-06-01 00:00:00

abstract：:In the presence of the anionic surfactant sodium n-dodecyl sulphate (SDS), horseradish peroxidase (HRP) undergoes a deactivation process. Suicide inactivation of horseradish peroxidase by hydrogen peroxide(3 mM) was monitored by the absorbance change in product formation in the catalytic reaction cycle. The progress c...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Nazari K,Mahmoudi A,Shahrooz M,Khodafarin R,Moosavi-Movahedi AA

更新日期：2005-06-01 00:00:00

abstract：:The present study describes the synthesis of a series of new 4-aminoquinoline-derived thiazolidines and evaluation of their antimalarial activity against a NF-54 strain of Plasmodium falciparum in vitro and N-67 strain of Plasmodium yoelii in vivo. Among the series, two compounds, 2-(4-chloro-phenyl)-thiazolidine-4-ca...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Solomon VR,Haq W,Srivastava K,Puri SK,Katti SB

更新日期：2013-06-01 00:00:00

abstract：:The synthesis of a new series of imidazo[1,2-a]pyrazine-2-carboxylic acid arylidene-hydrazides is described. The chemical structures of the compounds were elucidated by IR, (1)H-NMR, FAB(+)-MS spectral data. Their biological activity against various bacteria, fungi species, and Mycobacterium tuberculosis was investiga...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Ozdemir A,Turan-Zitouni G,Kaplancikli ZA,Tunali Y

更新日期：2009-06-01 00:00:00

abstract：:The two β-carbonic anhydrases (CAs, EC 4.2.1.1) recently cloned and purified from the ascomycete fungus Sordaria macrospora, CAS1 and CAS2, were investigated for their inhibition with a panel of 39 aromatic, heterocyclic, and aliphatic sulfonamides and one sulfamate, many of which are clinically used agents. CAS1 was ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Vullo D,Lehneck R,Pöggeler S,Supuran CT

更新日期：2018-12-01 00:00:00

abstract：:Carbonic anhydrases (CAs, EC 4.2.1.1) had six genetically distinct families described to date in various organisms. There are 16 known CA isoforms in humans. Human CA isoenzymes I and II (hCA I and hCA II) are ubiquitous cytosolic isoforms. Acetylcholine esterase (AChE. EC 3.1.1.7) is a hydrolase that hydrolyzes the n...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Taslimi P,Gulcin I,Ozgeris B,Goksu S,Tumer F,Alwasel SH,Supuran CT

更新日期：2016-01-01 00:00:00

abstract：:Cyanidin-3-galactoside, a natural anthocyanin, was investigated for its alpha-glucosidase inhibitory activity. The IC(50) value of cyanidin-3-galactoside was 0.50 +/- 0.05 mM against intestinal sucrase. A low dose of cyanidin-3-galactoside showed a synergistic inhibition on intestinal alpha-glucosidase (maltase and su...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Adisakwattana S,Charoenlertkul P,Yibchok-Anun S

更新日期：2009-02-01 00:00:00

abstract：:This study presents the synthesis and in vitro pharmacological evaluations of novel 2-(4-cyanophenyl amino)-4-(6-bromo-4-quinolinyloxy)-6-piperazinyl (piperidinyl)-1,3,5-triazines. The title compounds were assayed for their in vitro antimicrobial activity against eight bacteria (Staphylococcus aureus, Bacillus cereus,...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Patel RV,Kumari P,Rajani DP,Chikhalia KH

更新日期：2012-06-01 00:00:00

abstract：:A new series of N-heteroarylsubstituted triazolosulfonamide compounds were synthesized and their inhibitory effects on the activity of purified human carbonic anhydrase (hCA) I and II were evaluated. Compounds (3 a-k) were prepared by propargylation of N-heteroaryl compounds. Compound 5 was obtained from sulfanilamide...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Balci A,Arslan M,Nixha AR,Bilen C,Ergun A,Gençer N

更新日期：2015-06-01 00:00:00

abstract：:Organophosphorus compounds pose a potential threat to both military and civilian populations. Since post-exposure therapy has its limitations, our research was focused on the possibility of improving pretreatment in order to limit the toxic effects of tabun. We determined the protective index of various combinations o...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Berend S,Katalinić M,Vrdoljak AL,Kovarik Z,Kuca K,Radić B

更新日期：2010-08-01 00:00:00

abstract：:C3 and C4 plant carbonic anhydrases (CAs) are zinc-enzymes that catalyze the reversible hydration of CO2. They are sub-divided in three classes: α, β and γ, being distributed between both photosynthetic subtypes. The C4 dicotyledon species Flaveria bidentis (L.) "Kuntze" contains a small gene family encoding three dis...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Dathan NA,Alterio V,Troiano E,Vullo D,Ludwig M,De Simone G,Supuran CT,Monti SM

更新日期：2014-08-01 00:00:00

abstract：:This study aimed to investigate the antidiabetic, antilipidaemic and antioxidant activities of Citrus medica cv Diamante (Rutaceae) hydroalcoholic (CD) peel extract in Zucker diabetic fatty (ZDF) rats. The ability of CD to protect against oxidative stress was investigated by using different in vitro assays and in vivo...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Menichini F,Tundis R,Loizzo MR,Bonesi M,D'Angelo D,Lombardi P,Mastellone V

更新日期：2016-12-01 00:00:00

abstract：:The in vivo and in vitro antiandrogenic activity of four aromatic esters 10a-10d, one aliphatic ester 10e based on the pregna-4,16-diene-6, 20-dione structure and two aromatic 17c, 17d and two aliphatic valeroyloxy esters 17a, 17b based on the more saturated 4-pregnene-6,20-dione skeleton was examined. The biological ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Cabeza M,Heuze I,Sánchez M,Bratoeff E,Ramírez E,Rojas A,Orozco A,Mungía A,Agustín G,Cuatepotzo L,Gonzalez C,Palma S,Padilla D,Perez V,Jimenez G

更新日期：2005-08-01 00:00:00

abstract：:Recently the literature described the binding of Haptoglobin (HP) with ecotin, a fold-specific serine-proteases inhibitor with an anticoagulant profile and produced by Escherichia coli. In this work, we used some in silico and in vitro techniques to evaluate HP 3D-fold and its interaction with wild-type ecotin and two...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Sathler PC,Lourenço AL,Miceli LA,Rodrigues CR,Albuquerque MG,Cabral LM,Castro HC

更新日期：2014-04-01 00:00:00

abstract：:The flip regression procedure that we used earlier for handling the xanthones system has been applied to phenylaminoquinazoline analogues. It is known that the substituents at the 6- and 7- positions of the polycyclic system have been identified as the most important structural features. The steric as well as the elec...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Deeb O,Clare BW

更新日期：2008-12-01 00:00:00

abstract：:In this study, the synthesis and potential enzyme interactions of new Pyrrolo[2,3-d]pyrimidine derivatives along with their inhibitory activity against SFK enzymes such as Fyn, Lyn, Hck, and c-Src were reported. The results indicated that compounds were slightly active of tested SFK enzymes in comparison with PP2 for ...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Dincer S,Cetin KT,Onay-Besikci A,Ölgen S

更新日期：2013-10-01 00:00:00

abstract：:Twenty-five new N-[4-(benzothiazole-2-yl)phenyl]acetamide derivatives bearing different heterocyclic ring systems were synthesized using 2-(4-aminophenyl)benzothiazole structure as a pharmacophoric group. Final compounds were screened for their potential antitumor activity in vitro against approximately 60 human tumor...

journal_title：Journal of enzyme inhibition and medicinal chemistry

authors： Yurttaş L,Tay F,Demirayak Ş

更新日期：2015-06-01 00:00:00