abstract：:We report an advanced 'hybrid fingerprint' design concept specifically for the purpose of scaffold hopping. The generation of hybrid fingerprints includes two major steps. In the 'fingerprint reduction' step, bit positions of different types of fingerprints (e.g. substructural and pharmacophore fingerprints) are ranke...

journal_title：Chemical biology & drug design

authors： Nisius B,Bajorath J

更新日期：2010-02-01 00:00:00

abstract：:Ketol-acid reductoisomerase (KARI; EC 1.1.1.86) catalyzes the second common step in branched-chain amino acid biosynthesis. This enzyme is an important target for drug design. Based on the crystal structure of ketol-acid reductoisomerase/N-hydroxy-N-isopropyloxamate (IpOHA) complex, we have carried out high throughput...

journal_title：Chemical biology & drug design

authors： Liu XH,Chen PQ,Wang BL,Dong WL,Li YH,Xie XQ,Li ZM

更新日期：2010-02-01 00:00:00

abstract：:The design, synthesis and utility of fluorescence probes that bind to the DFG-out conformation of p38alpha kinase are described. Probes that demonstrate good affinity for p38alpha, have been identified and one of the probes, PF-04438255, has been successfully used in an high throughput screening (HTS) assay to identif...

journal_title：Chemical biology & drug design

authors： Tecle H,Feru F,Liu H,Kuhn C,Rennie G,Morris M,Shao J,Cheng AC,Gikunju D,Miret J,Coli R,Xi SH,Clugston SL,Low S,Kazmirski S,Ding YH,Cao Q,Johnson TL,Deshmukh GD,DiNitto JP,Wu JC,English JM

更新日期：2009-12-01 00:00:00

abstract：:Serine proteases are a very large class of enzymes, many of which represent important targets for therapeutic agents against a wide variety of disease states. The similarity in active site architecture for these proteases has often allowed inhibitor design strategies for a particular target to be successfully applied ...

journal_title：Chemical biology & drug design

authors： Kawai SH,Aubry N,Duceppe JS,Llinàs-Brunet M,LaPlante SR

更新日期：2009-11-01 00:00:00

abstract：:Mono- and bis-indolomorphinans were synthesized through a multi-step synthetic approach from the alkaloid, thebaine, to further explore the C-ring SAR (structure-activity relationship) of morphinan scaffold. Both mono-indoles displayed good binding affinity and selectivity for the delta receptor, with compound 6b poss...

journal_title：Chemical biology & drug design

authors： Li F,Yin C,Chen J,Liu J,Xie X,Zhang A

更新日期：2009-10-01 00:00:00

abstract：:A strategy for developing accurate quantitative structure-activity relationship models enabling predictions of biological properties, when suitable knowledge concerning both ligands and biological target is available, was tested on a data set where molecules are characterized by high structural diversity. Such a strat...

journal_title：Chemical biology & drug design

authors： Coi A,Massarelli I,Saraceno M,Carli N,Testai L,Calderone V,Bianucci AM

更新日期：2009-10-01 00:00:00

abstract：:Previous reports describe modulators of X-linked inhibitor of apoptosis (XIAP)-caspase interaction designed from the AVPI N-terminal peptide sequence of second mitochondria-derived activator of caspase. A fragment-based drug design strategy was initiated to identify therapeutic non-peptidomimetic antagonists of X-link...

journal_title：Chemical biology & drug design

authors： Moore CD,Wu H,Bolaños B,Bergqvist S,Brooun A,Pauly T,Nowlin D

更新日期：2009-09-01 00:00:00

abstract：:The encouraging results of preliminary toxicological studies on imidazolium-based ionic liquids provide good opportunities for the development of ionic liquids in biomedical applications. In this work, the polymerized ionic liquid poly[3-butyl-1-vinylimidazolium L-proline salt] has been synthesized as a gene vector. T...

journal_title：Chemical biology & drug design

authors： Zhang Y,Chen X,Lan J,You J,Chen L

更新日期：2009-09-01 00:00:00

abstract：:Relationships between ligand binding and the shapes of the binding sites in families of homologous enzymes are investigated by comparing matrices of distances between key binding site atoms. Multiple linear regression is used to help identify key distances that influence ligand binding affinity. In order to illustrate...

journal_title：Chemical biology & drug design

authors： Tanramluk D,Schreyer A,Pitt WR,Blundell TL

更新日期：2009-07-01 00:00:00

abstract：:The objectives of this work were to express the EC5 domain of E-cadherin and determine its structural characteristics as well as to evaluate the binding properties of HAV and BLG4 peptides to EC5 using spectroscopic methods. Homophilic interactions of E-cadherins are responsible for cell-cell adhesion in the adherens ...

journal_title：Chemical biology & drug design

authors： Zheng K,Laurence JS,Kuczera K,Verkhivker G,Middaugh CR,Siahaan TJ

更新日期：2009-06-01 00:00:00

abstract：:A series of novel triazolinones were synthesized and their structures were characterized by (1)H NMR, elemental analysis and single-crystal X-ray diffraction analysis. The herbicidal activities were evaluated against Echinochloa crusgalli (L.) Beauv., Digitaria adscendens, Brassica napus and Amaranthus retroflexus. Th...

journal_title：Chemical biology & drug design

authors： Wang L,Ma Y,Liu XH,Li YH,Song HB,Li ZM

更新日期：2009-06-01 00:00:00

abstract：:A fullerene-isoniazid conjugate has been synthesized by 1, 3 dipolar cycloaddition reaction of fullerene (C(60)) with isonicotinic acid (4-formyl-benzylidene) hydrazide and N-methylglycine. The identity and purity of the compound was confirmed by elemental analysis, (1)H NMR, (13)C NMR and MALDI-TOF mass spectral anal...

journal_title：Chemical biology & drug design

authors： Kumar A,Patel G,Menon SK

更新日期：2009-05-01 00:00:00

abstract：:The non-receptor Src tyrosine kinase is known to cooperate with the epidermal growth factor receptor in a mechanism leading to invasion and metastasis of solid tumours. With the purpose of developing agents targeted to both epidermal growth factor receptor and Src or related kinases, we embarked on the design of chime...

journal_title：Chemical biology & drug design

authors： Barchéchath S,Williams C,Saade K,Lauwagie S,Jean-Claude B

更新日期：2009-04-01 00:00:00

abstract：:We synthesized 2-substituted 2H-chromene derivatives from salicylaldehyde using potassium vinylic borates in the presence of secondary amines. Our goal was to generate novel compounds that might modulate transforming growth factor-beta signaling, based on limited rational design. Potassium vinyl trifluoroborates react...

journal_title：Chemical biology & drug design

authors： Torregroza I,Evans T,Das BC

更新日期：2009-03-01 00:00:00

abstract：:Aberrant activation of the phosphoinositide 3-kinase pathway because of genetic mutations of essential signalling proteins has been associated with human diseases including cancer and diabetes. The pivotal role of 3-phosphoinositide-dependent kinase-1 in the PI3K signalling cascade has made it an attractive target for...

journal_title：Chemical biology & drug design

authors： Stockman BJ,Kothe M,Kohls D,Weibley L,Connolly BJ,Sheils AL,Cao Q,Cheng AC,Yang L,Kamath AV,Ding YH,Charlton ME

更新日期：2009-02-01 00:00:00

abstract：:Zinc containing peptidases are widely distributed in nature and have important roles in many physiological processes. M4 family comprises numerous zinc-dependent metallopeptidases that hydrolyze peptide bonds. A large number of these enzymes are implicated as virulence factors of the microorganisms that produce them a...

journal_title：Chemical biology & drug design

authors： Adekoya OA,Sylte I

更新日期：2009-01-01 00:00:00

abstract：:In this study, 3D-pharmacophore models of Aurora B kinase inhibitors have been developed by using HipHop and HypoGen modules in Catalyst software package. The best pharmacophore model, Hypo1, which has the highest correlation coefficient (0.9911), consists of one hydrogen-bond acceptor, one hydrogen-bond donor, one hy...

journal_title：Chemical biology & drug design

authors： Wang HY,Li LL,Cao ZX,Luo SD,Wei YQ,Yang SY

更新日期：2009-01-01 00:00:00

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 design and evaluation of structural key-type fingerprints is reported that consist of only 10-30 substructures isolated from randomly generated fragment populations of different classes of active compounds. To identify minimal sets of fragments that carry substantial compound class-specific information, fragment f...

journal_title：Chemical biology & drug design

authors： Hu Y,Lounkine E,Batista J,Bajorath J

更新日期：2008-11-01 00:00:00

abstract：:Binding to the extracellular matrix, one of the most abundant human protein complexes, significantly affects drug disposition. Specifically, the interactions with extracellular matrix determine the free concentrations of small molecules acting in tissues, including signaling peptides, inhibitors of tissue remodeling e...

journal_title：Chemical biology & drug design

authors： Zhang Y,Lukacova V,Bartus V,Nie X,Sun G,Manivannan E,Ghorpade SR,Jin X,Manyem S,Sibi MP,Cook GR,Balaz S

更新日期：2008-10-01 00:00:00

abstract：:This study describes a hybrid approach of screening substrate analogue inhibitors of histidinol dehydrogenase. Imidazole derivative library of approximately 400 compounds classified using Hierarchical cluster analysis, representative compounds of each class were tested in enzymatic assay and used for the development o...

journal_title：Chemical biology & drug design

authors： Pahwa S,Chavan AG,Jain R,Roy N

更新日期：2008-09-01 00:00:00

abstract：:Hydrophobization of proteins, such as chemical acylation, has been recognized as an efficient method for improving their membrane permeability. In this research, chicken cystatin, a model protein inhibitor of cysteine proteinases, was acylated with fatty acyl residues of 6-18 carbon atoms. The chemical modification wa...

journal_title：Chemical biology & drug design

authors： Kocevar N,Obermajer N,Kreft S

更新日期：2008-09-01 00:00:00

abstract：:The present paper is an attempt for unifying two different quinoxaline data sets with a wide range of substituents in 2, 3, 7, and 8 positions having excellent antitubercular activities with a view to developing robust and reliable structure-activity relationships. The merging has been performed for these two sets of ...

journal_title：Chemical biology & drug design

authors： Ghosh P,Vracko M,Chattopadhyay AK,Bagchi MC

更新日期：2008-08-01 00:00:00

abstract：:A diversity of novel 2-aryl-3-heteroaryl-2-ylmethyl-1,3-thiazolidin-4-ones were designed and synthesized by reacting heteroaryl-2-ylmethyl amine with various 2,6-dihalosubstituted benzaldehydes and mercaptoacetic acid. The title compounds were evaluated for human immunodeficiency virus type-1 (HIV-1) reverse transcrip...

journal_title：Chemical biology & drug design

authors： Rawal RK,Tripathi R,Kulkarni S,Paranjape R,Katti SB,Pannecouque C,De Clercq E

更新日期：2008-08-01 00:00:00

abstract：:Coronaviruses comprise a large group of RNA viruses with diverse host specificity. The emergence of highly pathogenic strains like the SARS coronavirus (SARS-CoV), and the discovery of two new coronaviruses, NL-63 and HKU1, corroborates the high rate of mutation and recombination that have enabled them to cross specie...

journal_title：Chemical biology & drug design

authors： Bacha U,Barrila J,Gabelli SB,Kiso Y,Mario Amzel L,Freire E

更新日期：2008-07-01 00:00:00

abstract：:Heat shock protein 90 is a valuable target for anticancer drugs because of its role in the activation and stabilization of multiple oncogenic signalling proteins. While several compounds inhibit heat shock protein 90 by binding the N-terminal domain, recent studies have proved that the C-terminal domain is important f...

journal_title：Chemical biology & drug design

authors： Sgobba M,Degliesposti G,Ferrari AM,Rastelli G

更新日期：2008-05-01 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：:The activation mechanism of G-protein-coupled receptors triggered upon binding of a ligand represents a very important 'conformational switch' in the biological array of signal transduction. However, the molecular and functional details for this activation switch remain unknown. Random saturation mutagenesis data on t...

journal_title：Chemical biology & drug design

authors： Sen S,Baranski TJ,Nikiforovich GV

更新日期：2008-03-01 00:00:00

abstract：:In this study, we analyzed a series of rhodanine derivatives, as potential inhibitors of bacterial toxins, namely the proteases anthrax lethal factor and the botulinum neurotoxin type A. Conducting an extensive structure-activity relationship study on rhodanine derivatives, we profiled their selectivity against the tw...

journal_title：Chemical biology & drug design

authors： Johnson SL,Chen LH,Harbach R,Sabet M,Savinov A,Cotton NJ,Strongin A,Guiney D,Pellecchia M

更新日期：2008-02-01 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：: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：:Phenol and its congeners are known to induce caspase-mediated apoptosis activity and cytotoxicity on various cancer cell lines. Apoptosis, scavenging of radicals, antioxidant, and pro-oxidant characteristics are primarily responsible for the antitumor activities of phenolic compounds. Quantitative structure-activity r...

journal_title：Chemical biology & drug design

authors： Nandi S,Vracko M,Bagchi MC

更新日期：2007-11-01 00:00:00

abstract：:Major metabolites of dimethylaminoantipyrine have been synthesized using iron ortho-nitrophenylporphyrin chloride as biomimetic catalyst. Reactivity of iron tetrakis-ortho-nitrophenylporphyrin chloride [Fe(TNO2PP)Cl] has been compared with iron tetrakis-pentafluorophenylporphyrin chloride and iron tetrakis-2,6-dichlor...

journal_title：Chemical biology & drug design

authors： Bazin MJ,Shi H,Delaney J,Kline B,Zhu Z,Kuhn C,Berlioz F,Farley KA,Fate G,Lam W,Walker GS,Yu L,Pollastri MP

更新日期：2007-10-01 00:00:00

abstract：:A variety of novel 3-butyl-2-substituted amino-3H-quinazolin-4-ones were synthesized by reacting the amino group of 3-butyl-2-hydrazino-3H-quinazolin-4-one with various aldehydes and ketones. The title compounds were investigated for analgesic, anti-inflammatory and ulcerogenic index activities. The compound 3-butyl-2...

journal_title：Chemical biology & drug design

authors： Alagarsamy V,Meena S,Ramaseshu KV,Solomon VR,Kumar TD,Thirumurugan K

更新日期：2007-09-01 00:00:00

abstract：:Src Homology 2 (SH2) domains are approximately 100 amino acid domains that mediate recognition of tyrosine-phosphorylated sites by signalling proteins. Structures of SH2 domains with bound ligands indicate a potentially important role of water in influencing the binding thermodynamics. In this study, we used molecular...

journal_title：Chemical biology & drug design

authors： Geroult S,Hooda M,Virdee S,Waksman G

更新日期：2007-08-01 00:00:00

abstract：:A family of nanoparticles has been fabricated featuring cationic amino acid-based side chains. This controlled surface modification provides a tool to investigate the effect of various non-covalent interactions at the nanoparticle-DNA interface. The binding affinities of these nanoparticles towards DNA were determined...

journal_title：Chemical biology & drug design

authors： Ghosh PS,Han G,Erdogan B,Rosado O,Krovi SA,Rotello VM

更新日期：2007-07-01 00:00:00

abstract：:Specific assembly of ribonucleoprotein complexes is essential in controlling various cellular functions including gene regulation. Diverse scaffolds containing proteins or nucleic acids could play key roles in stabilizing specific ribonucleoprotein complexes by enhancing protein-protein or RNA-protein interactions. On...

journal_title：Chemical biology & drug design

authors： Chiu YL,Cao H,Rana TM

更新日期：2007-04-01 00:00:00

abstract：:Current emphasis on structure-based design and other computational methods have encouraged medicinal chemists to learn traditionally 'expert' techniques of molecular modeling, computer-aided drug design, and cheminformatics. Molecular Conceptor (Synergix Ltd) is a multimedia software for teaching three-dimensional dru...

journal_title：Chemical biology & drug design

authors： Cohen C,Fischel O,Cohen E

更新日期：2007-01-01 00:00:00

abstract：:This manuscript presents a method for pre-computing and storing molecular features or ''scaffolds'' that can be used for rapid clustering of diverse compound sets within the context of a relational database based on hierarchies of scaffold structures. In addition, a method for rapid structure-based profiling of a larg...

journal_title：Chemical biology & drug design

authors： Wilkens SJ

更新日期：2006-09-01 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