The use of biochemical and biophysical tools for triage of high-throughput screening hits - A case study with Escherichia coli phosphopantetheine adenylyltransferase.

abstract：:A newly designed benzothiazolo-quinazolone series was synthesized by an aromatic amine and potassium thiocyanate in the presence of bromine in glacial acetic acid, and the final product was obtained by subsequent reaction with 5-arylamido/imidoalkyl-2-chlorobenzoic acid in the presence of potassium carbonate and furth...

journal_title：Chemical biology & drug design

authors： Shukla G,Tiwari AK,Singh VK,Bajpai A,Chandra H,Mishra AK

更新日期：2008-12-01 00:00:00

abstract：:The tumor suppressor gene, SMAD4, is mutated in approximately 30% of colon cancers. To identify compounds with enhanced potency on cells with a SMAD4-negative context, we combined genomic and cheminformatic analyses of publicly available data relating to the colon cancer cell lines within the NCI60 panel. Two groups o...

journal_title：Chemical biology & drug design

authors： Kaiser C,Meurice N,Gonzales IM,Arora S,Beaudry C,Bisanz KM,Robeson AC,Petit J,Azorsa DO

更新日期：2010-04-01 00:00:00

abstract：:Somatostatin owes its biological activity to the presence of a well-defined beta-turn centered around the tetrapeptide Phe-Trp-Lys-Thr. We have developed a light-activated beta-turn scaffold, 1, with the ability to template a beta-turn conformation within the somatostatin tetrapeptide only upon photolysis. The three-d...

journal_title：Chemical biology & drug design

authors： Ulysse LG Jr,Chmielewski J

更新日期：2006-02-01 00:00:00

abstract：:Benzimidazole and their metal analogs that can act as multimodal agent and have non-peptidic CCK-B receptor antagonist were synthesized and characterized on the basis of spectroscopic techniques such as FT-IR, NMR, FAB-MS and also evaluated for biologic efficacy. The ligands showed binding to most of the organs, known...

journal_title：Chemical biology & drug design

authors： Agrawal S,Bhatnagar RR,Tiwari A,Srivastava R,Sharma U

更新日期：2013-11-01 00:00:00

abstract：:New series of chrysin derivatives (4a-4t) were designed and synthesized by introducing different substituted piperazines at C-7 position. Their inhibitory effects on FabH were evaluated using two Gram-negative bacterial strains, Escherichia coli and Pseudomonas aeruginosa, and two Gram-positive bacterial strains, Baci...

journal_title：Chemical biology & drug design

authors： Li HX,Wang ZC,Qian YM,Yan XQ,Lu YD,Zhu HL

更新日期：2017-01-01 00:00:00

abstract：:Electron transport and respiratory pathways are active in both latent and rapidly growing mycobacteria and remain conserved in all mycobacterial species. In mycobacteria, menaquinone is the sole electron carrier responsible for electron transport. Menaquinone biosynthesis pathway is found to be essential for the growt...

journal_title：Chemical biology & drug design

authors： Mathew R,Kruthiventi AK,Prasad JV,Kumar SP,Srinu G,Chatterji D

更新日期：2010-07-01 00:00:00

abstract：:Malaria, mainly caused by Plasmodium falciparum and Plasmodium vivax, has been a growing cause of morbidity and mortality. P. falciparum is more lethal than is P. vivax, but there is a vital need for effective drugs against both species. Geranylgeranyl diphosphate synthase (GGPPS) is an enzyme involved in the biosynth...

journal_title：Chemical biology & drug design

authors： Venkatramani A,Gravina Ricci C,Oldfield E,McCammon JA

更新日期：2018-06-01 00:00:00

abstract：:During the past century, several epidemics of human African trypanosomiasis, a deadly disease caused by the protist Trypanosoma brucei, have afflicted sub-Saharan Africa. Over 10 000 new victims are reported each year, with hundreds of thousands more at risk. As current drug treatments are either highly toxic or ineff...

journal_title：Chemical biology & drug design

authors： Friedman AJ,Durrant JD,Pierce LC,McCorvie TJ,Timson DJ,McCammon JA

更新日期：2012-08-01 00:00:00

abstract：:Interstitial cystitis/painful bladder syndrome is a chronic bladder disorder with epithelial thinning or ulceration, pain, urinary frequency and urgency, for which there is no reliably effective therapy. We previously reported that interstitial cystitis/painful bladder syndrome bladder epithelial cells make a glycopep...

journal_title：Chemical biology & drug design

authors： Keay S,Kaczmarek P,Zhang CO,Koch K,Szekely Z,Barchi JJ Jr,Michejda C

更新日期：2011-06-01 00:00:00

abstract：:A new series of fluoroquinolone-based benzothiazolyl-4-thiazolidinone hybrids has been yielded via sulfated tungstate-promoted highly accelerated N-formylation at a piperazine residue of ciprofloxacin and norfloxacin entities. The formylated fluoroquinolone moieties were then coupled with substituted 2-aminobenzothiaz...

journal_title：Chemical biology & drug design

authors： Patel RV,Park SW

更新日期：2014-07-01 00:00:00

abstract：:Irritable bowel syndrome (IBS) is a chronic disease characterized by abdominal pain and changes in bowel habits. Patients with IBS comprise a significant portion of attendants at the outpatient clinics. Targeting intestinal opioid receptors was found successful in alleviating pain and diarrhea-two major symptoms of IB...

journal_title：Chemical biology & drug design

authors： Fabisiak A,Sobocińska M,Kamysz E,Fichna J,Zielińska M

更新日期：2018-07-01 00:00:00

abstract：:We have synthesized six new congeners of acetamidobenzoxazolone for Translocator Protein [18 kDa, TSPO] imaging. The best in vitro binding affinity (10.8 ± 1.2 nm) for TSPO was found for N-methyl-2-(5-(naphthalen-1-yl)-2-oxobenzo[d]oxazol-3(2H)-yl)-N-phenylacetamide, (NBMP). NBMP was synthesised by Suzuki coupling rea...

journal_title：Chemical biology & drug design

authors： Kumari N,Chadha N,Srivastava P,Mishra LC,Bhagat S,Mishra AK,Tiwari AK

更新日期：2017-10-01 00:00:00

abstract：:Non-secosteroidal ligands are well-known vitamin D receptor (VDR) agonists. In this study, we described a combined QM/MM to define the protein-ligand interaction energy a strong positive correlation in both QM-MM interaction energy and binding free energy against the biological activity. The molecular dynamics simulat...

journal_title：Chemical biology & drug design

authors： Selvaraman N,Selvam SK,Muthusamy K

更新日期：2016-08-01 00:00:00

abstract：:HIV-1 integrase enzyme plays an important role in the life cycle of HIV and responsible for integration of virus into human genome. Here, both computational and synthetic approaches were used to design and synthesize newer HIV-1 integrase inhibitors. Pharmacophore mapping was performed on 20 chemically diverse molecul...

journal_title：Chemical biology & drug design

authors： Bhatt H,Patel P,Pannecouque C

更新日期：2014-02-01 00:00:00

abstract：:The NS5B RNA-dependent RNA polymerase (RdRP) is a promising therapeutic target for developing novel anti-hepatitis C virus (HCV) drugs. In this work, a combined molecular modeling study was performed on a series of 193 5-hydroxy-2H-pyridazin-3-one derivatives as inhibitors of HCV NS5B Polymerase. The best 3D-QSAR mode...

journal_title：Chemical biology & drug design

authors： Yu H,Fang Y,Lu X,Liu Y,Zhang H

更新日期：2014-01-01 00:00:00

abstract：:In this study, arginine vasopressin analogues modified with proline derivatives - indoline-2-carboxylic acid (Ica), (2S,4R)-4-(naphthalene-2-ylmethyl)pyrrolidine-2-carboxylic acid (Nmp), (2S,4S)-4-aminopyroglutamic acid (APy) and (2R,4S)-4-aminopyroglutamic acid, (Apy) - were examined using NMR spectroscopy and molecu...

journal_title：Chemical biology & drug design

authors： Sikorska E,Sobolewski D,Kwiatkowska A

更新日期：2012-04-01 00:00:00

abstract：:Artemisinin is a naturally occurring antimalarial agent which has shown potent anticancer activity. In this work, new artemisinin derivatives with the piperazine group were synthesized. The cytotoxic activities of derivatives 5a-5d were evaluated by MTT assay against ten cell lines. The results showed that 5a-5d were ...

journal_title：Chemical biology & drug design

authors： Sun Q,Wang J,Li Y,Zhuang J,Zhang Q,Sun X,Sun D

更新日期：2017-11-01 00:00:00

abstract：:Retrospective virtual screening experiments were carried out to investigate the effects of combining hit lists from different crystal structures of the same target using consensus scoring. An in-house High Throughput Screening (HTS) dataset from PI3K-γ was used and docked against five diverse PI3K-γ crystal structures...

journal_title：Chemical biology & drug design

authors： Brooijmans N,Humblet C

更新日期：2010-12-01 00:00:00

abstract：:A major obstacle in drug delivery is the inability to effectively deliver drugs to their intended biological target without deleterious side-effects. Delivery vehicles such as liposomes can minimize toxic side-effects by shielding the drug from reaction with unintended targets while in systemic circulation. Liposomes ...

journal_title：Chemical biology & drug design

authors： Khan DR,Rezler EM,Lauer-Fields J,Fields GB

更新日期：2008-01-01 00:00:00

abstract：:Because of their poor metabolic stability and limited blood-brain barrier permeability, endomorphins have a low analgesic efficacy when administered systemically. Therefore, it is of great importance to design analogues with improved peptidase resistance and better delivery to the central nervous system. Recently, nov...

journal_title：Chemical biology & drug design

authors： Mallareddy JR,Tóth G,Fazakas C,Molnár J,Nagyőszi P,Lipkowski AW,Krizbai IA,Wilhelm I

更新日期：2012-04-01 00:00:00

abstract：:The screening of an in-house quinolones library against Mycobacterium tuberculosis (Mtb) H(37) Rv, followed by a first cycle of optimization, yielded 6-hydrogen-8-methyl derivatives endowed with good potency. The antitubercular activity also encompassed the bacteria in a non-replicating state (NRP-TB) with minimum inh...

journal_title：Chemical biology & drug design

authors： Tabarrini O,Sabatini S,Massari S,Pieroni M,Franzblau SG,Cecchetti V

更新日期：2012-11-01 00:00:00

abstract：:Human DNA methyltransferase1 (hDNMT1) is responsible for preserving DNA methylation patterns that play important regulatory roles in differentiation and development. Misregulation of DNA methylation has thus been linked to many syndromes, life style diseases, and cancers. Developing specific inhibitors of hDNMT1 is an...

journal_title：Chemical biology & drug design

authors： Joshi M,Rajpathak SN,Narwade SC,Deobagkar D

更新日期：2016-07-01 00:00:00

abstract：:A low-dimensional method, based on the use of multiple fusion-based similarity measures, is described for graphically depicting and characterizing relationships among molecules in compound databases. The measures are used to construct multi-fusion similarity maps that characterize the relationship of a set of 'test' m...

journal_title：Chemical biology & drug design

authors： Medina-Franco JL,Maggiora GM,Giulianotti MA,Pinilla C,Houghten RA

更新日期：2007-11-01 00:00:00

abstract：:Screening combinatorial libraries of conformationally constrained peptides against macromolecular targets is utilized in identifying novel drug leads and in developing new reagents for chemical biology. In methods such as phage-display selections, biotinylated macromolecular targets are often immobilized on avidin- an...

journal_title：Chemical biology & drug design

authors： Meyer SC,Gaj T,Ghosh I

更新日期：2006-07-01 00:00:00

abstract：:The erythropoietin-producing hepatocellular carcinoma receptor B4 is a receptor tyrosine kinase whose expression is preserved in various malignancies, including colon, gastric, and breast carcinoma. Hepatocellular carcinoma receptor B4 presence in tumor cells and involvement in cancer suppression makes it a potential ...

journal_title：Chemical biology & drug design

authors： Kamstra RL,Freywald A,Floriano WB

更新日期：2015-10-01 00:00:00

abstract：:Photoaffinity crosslinking has yielded important insights in the study of G protein-coupled receptors and the mode of ligand binding. The most widely used photolabile moiety is p-benzoylphenylalanine largely because of its reportedly high site specificity, reduced reactivity to water and light, photokinetics, and ease...

journal_title：Chemical biology & drug design

authors： Wittelsberger A,Mierke DF,Rosenblatt M

更新日期：2008-04-01 00:00:00

abstract：:Structure-activity analyses of synthetic disorazole C(1) and eight of its analogs indicate that the presence of a vinyl oxirane moiety or a tetraene sequence is not necessary for potent cytotoxic and antimitotic properties. Using an automated multiparameter fluorescence-based cellular assay to simultaneously probe the...

journal_title：Chemical biology & drug design

authors： Wipf P,Graham TH,Vogt A,Sikorski RP,Ducruet AP,Lazo JS

更新日期：2006-01-01 00:00:00

abstract：:In this self-docking study, we address the so-called scoring problem. The 'scoring problem' is the inability to unambiguously identify biologically the most relevant pose, when the docking score is the main selection criterion. We use the Molecular Mechanics/Generalized Born Surface Area and ChemPLP scoring functions ...

journal_title：Chemical biology & drug design

authors： Greenidge PA,Lewis RA,Ertl P

更新日期：2016-09-01 00:00:00

abstract：:The new series of asymmetrical pyrazole curcumin analogues 4a-g were synthesized by using polyethylene glycol (PEG-400) as a green reaction medium and evaluated for their in vivo analgesic and in vitro antioxidant (H2 O2 , DPPH, Ferrous reducing power and Nitric oxide scavenging activity) and anti-inflammatory activit...

journal_title：Chemical biology & drug design

authors： Jadhav SY,Bhosale RB,Shirame SP,Patil SB,Kulkarni SD

更新日期：2015-03-01 00:00:00

abstract：:Malfunction or overexpression of ErbB receptors (epidermal growth factor receptors) is associated with occurrence and severity of several types of cancer. Initiation of signal cascades by ErbB2 (also known as human epidermal growth factor receptor 2/neu) in breast cancer has been blocked by monoclonal antibodies such ...

journal_title：Chemical biology & drug design

authors： Jamalan M,Zeinali M,Barzegari Asadabadi E

更新日期：2013-04-01 00:00:00