structure activity relationships and prediction of photoallergic and phototoxic potential
Tài liệu Báo cáo khoa học: Structure-activity relationships of a-conotoxins targeting neuronal nicotinic acetylcholine receptors ppt
Ngày tải lên :
19/02/2014, 12:20
... that the diversity of conotoxin primary structures is likely to increase, and this will aid in the elucidation of structureactivity relationships and in the characterization of the nAChR subtypes ... values ˚ and backbone rmsd values of 0.27 and 0.36 A The second study extended the investigation to examine the role of different disulfide bond isomers in determining structures The structures of PnIA, ... between a3b2 and a7 increases up to > 100 for EpI containing a methionine at this position The recent discovery of GID has added to knowledge of the structure- activity relationships of a-conotoxins...
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Báo cáo khoa học: Structure–activity relationships of fowlicidin-1, a cathelicidin antimicrobial peptide in chicken docx
Ngày tải lên :
30/03/2014, 11:20
... (2001) Essential role of the conformational flexibility of Structure activity relationships of fowlicidin-1 42 43 44 45 46 47 48 helices and on the lipid binding activity of apolipophorin-III J ... Solution structure of fowlicidin-1 (A) Ribbon stereo-diagram of the restrained minimized average structure of fowlicidin-1 (B) Stereo-diagrams of the backbone trace of the 20 lowest energy structures ... FEBS 2589 Structure activity relationships of fowlicidin-1 Y Xiao et al DNA ⁄ Protein Resource Facility of Oklahoma State University CD spectroscopy To determine the secondary structure of fowlicidin-1,...
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Tài liệu Báo cáo khoa học: Second messenger function and the structure–activity relationship of cyclic adenosine diphosphoribose (cADPR) doc
Ngày tải lên :
20/02/2014, 01:20
... Ca2+-releasing activity of some southern and northern ribose modified cADPR analogues Fig Ca2+-releasing activity of some cIDPR analogues cIDPR analogues that were cyclized between N1 of inosine and C2 of ... investigation in the future Structure activity relationship of cADPR In-depth reviews covering the chemistry and biological activity of many cADPR analogues have been published [16,53–55] and the reader interested ... the near future The use of novel inosine-based cyclic nucleotides significantly added to our understanding of the structure activity relationship of cADPR Finally, a potential new mechanism underlying...
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PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC pptx
Ngày tải lên :
22/03/2014, 14:20
... chemical and physical properties to Program Offices (e.g., Office of Water, Office of Solid Waste and Emergency Response, Office of Prevention, Pesticides and Toxic Substances) and Regional Offices ... transport and fate of pollutants in the environment require reactivity parameter values that is, the physical and chemical constants that govern reactivity Although empirical structure- activity relationships ... induction, resonance and field effects SPARC execution involves the classification of molecular structure (relative to a particular reactivity of interest) and the selection and execution of appropriate...
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Báo cáo y học: "Depression and physical activity in a sample of nigerian adolescents: levels, relationships and predictors" pptx
Ngày tải lên :
13/08/2014, 18:21
... studies did not examine the relationships between physical activity and depression in a large sample of adolescents from Nigeria, and data on level of depression and physical activity appear to be ... classes of eleven secondary schools with 691 (62.8%) of them from the SS class Levels of depression and physical activity of the adolescents As presented in table a total of 776 (70.5%) of the ... physical activity than girls, and probably as a result of the link between physical activity and depression, more of the girls than boys reported feelings of sadness, including considering and planning...
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Design, optimization and structure activity relationship study of CD2 derived peptides for immunomodulation
Ngày tải lên :
04/10/2015, 15:46
... cell activity and perpetuation of inflammation [61,62] 1.3.7 Therapeutic potential of CD2 and its ligands Better understanding of the critical roles of CD2/CD58 interaction in immune regulation and ... array and is linked to CD2-mediated adhesion and activation events [31] Figure 1-2 Topology of domain of CD2 and CD58 (a) Crystal structure of rCD2 D1 [30] (b) human CD2 D1[27, 33] and (c) NMR structure ... revealed that nine β strands sandwiched in two β sheets of AGFCC’C’’ and BED with four well-defined hairpin structures of CC’, C’C’’, FG and DE (Figure 1-2 (a))[29, 30] NMR and X-ray crystallography...
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Computational methods for structure activity relationship analysis and activity prediction
Ngày tải lên :
26/11/2015, 09:53
... Heterogeneous Structure- Activity Relationships and Variable Activity Landscapes Chemistry and Biology 2007, 14, 489–497 [33] Peltason, L.; Bajorath, J SAR Index: Quantifying the Nature of StructureActivity ... biological activity. 4 It enables the systematic comparison of compound structures and their potencies The Nature of SARs The different natures of SARs can be observed in 3D activity landscapes A 3D activity ... characteristics of compound data sets The structureactivity similarity (SAS) maps37 are one of the earliest graph-based activity landscape representations In SAS maps, pairwise structural and activity...
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Mechanistic studies of anti malarial spiroindolones and synthesis and structure activity relationship studies of an inhibitor of dengue proliferation
Ngày tải lên :
26/11/2015, 10:48
... I MECHANISTIC STUDIES OF ANTI-MALARIAL SPIROINDOLONES AND II SYNTHESIS AND STRUCTURE- ACTIVITY RELATIONSHIP STUDIES OF AN INHIBITOR OF DENGUE PROLIFERATION YAP PEILING (B.Sc ... THE DEGREE OF MASTER OF INFECTIOUS DISEASES, VACCINOLOGY AND DRUG DISCOVERY YONG LOO LIN SCHOOL OF MEDICINE NATIONAL UNIVERISTY OF SINGAPORE AND SWISS TROPICAL INSTITUTE UNIVERSITY OF BASEL Acknowledgements ... characterization of imines and 12
2.1.2.
Stability of imines and observation of a thermodynamic mixture 17
2.2.
Investigation of imine formed between methyl tryptamine and 4-chloroisatin...
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Báo cáo y học: "Prohormones for prediction of adverse medical outcome in community-acquired pneumonia and lower respiratory tract infections"
Ngày tải lên :
25/10/2012, 10:02
... prediction and outcome) and (discordant prediction and outcome); a prediction of 50% has a score of 0.25 both when the outcome is or [42] The development and assessment of prognostic models based ... detection limit of 0.02 μg/L and functional assay sensitivity of 0.06 μg/L Statistical analysis Development and assessment of prognostic models To assess the univariate predictive potential of the five ... of bacterial infection and inflammation; the atrial-natriuretic peptide proANP and proET-1 as markers of cardiac and endothelial function, and the vasopressin precursor copeptin as a marker of...
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Salts Transport in Alkali Soil Reclamation by Gypsum and Prediction of Na Leaching in Field in China
Ngày tải lên :
05/09/2013, 09:38
... application rates of 0.5 wt% and 1.0 wt% Alkali soil and gypsum were mixed uniformly and were packed in an acrylic ring with an outer diameter of 60 mm, inner diameter of 50 mm, and height of 20 mm at ... the center of the column The inner and outer diameters of the stainless steel rods were mm and 16 mm, respectively, and the ratio (I/V2) of the current of an outer electrode (I) to the potential ... of four stainless steel rods inserted in parallel into an acrylic column with an inner diameter of 50 mm, outer diameter of 60 mm, and a height of 20 mm (Fig 2) This structure exposes 18 mm of...
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Prediction of deformation and hygro-thermal stresses distribution in PEM fuel cell vehicle using threedimensional CFD model
Ngày tải lên :
05/09/2013, 14:58
... and optimization of fuel cells, improve long-term performance and lifetime, the introduction of cheaper materials and fabrication techniques, and the design and development of novel architectures ... realistic representation of the local activation overpotentials, which leads to improved prediction of the local current density distribution This leads to high accuracy prediction of temperature distribution ... relate the level of over- and undersaturation as well as the amount of liquid water present to the amount of water undergoing phase change In the present work, the procedure of Berning and Djilali...
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Tài liệu Báo cáo " Estimation and prediction of eutrophication in West Lake" ppt
Ngày tải lên :
13/02/2014, 12:20
... Ecosystem of West Lake The ecosystem of West Lake is rather diverse with 232 species of plant, 141 species of phytoplankton, 43 species of zooplankton, 11 species of benthos and about 33 species of ... Journal of Science, Earth Sciences, T.XXIII, N0 1, 2007 Estimation and prediction of eutrophication in West Lake 47 of nutrients loading to lakes However, the exporting coefficients and the classification ... rate of grazing phytoplankton by zooplankton; Up: rate of settlement, Mp: rate of mortality without zooplankton After combining the data of West Lake and CLEAN model, we used Stella II software...
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Tài liệu Báo cáo khoa học: Investigation and prediction of the severity of p53 mutants using parameters from structural calculations pptx
Ngày tải lên :
18/02/2014, 11:20
... advantage of p53 mutation analysis, and a unique feature of this database, is the availability of the residual activity of the majority of p53 missense mutants The biological activity of mutant ... Conservation C Activity Fig Comparison of calculated energy (A), positional conservation (B) and transactivating activity (C) of p53 mutants The structure is based on the 1tsr crystal structure of p53 ... classified correctly in 85% of cases and Table Effect of cut-off value on the prediction accuracy The prediction accuracy, specificity, sensitivity, number of mutants classified and MCC values on training...
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Tài liệu Báo cáo khoa học: Molecular characterization, phylogenetic relationships, and developmental expression patterns of prion genes in zebrafish (Danio rerio) doc
Ngày tải lên :
19/02/2014, 16:20
... Transcripts of this gene and PrPC are present in a large variety of adult peripheral tissues [18–20] In contrast, there is a paucity of data on the spatiotemporal expression of prion proteins and that of ... the entry and routing of PrPSc in the early steps of infection Our observations of a prp2 hybridization signal in the posterior intestine of zebrafish larvae call for evaluation of the potential ... of 15 residues, including strand S2, between helices H1 and H2, and 84 residues instead of 10 residues between helices H2 and H3 (Fig 2) Molecular characterization of zebrafish PrP1 The imperfect...
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Báo cáo khoa học: EmbR, a regulatory protein with ATPase activity, is a substrate of multiple serine⁄threonine kinases and phosphatase in Mycobacterium tuberculosis doc
Ngày tải lên :
16/03/2014, 14:20
... PknH ⁄ PknB ⁄ PknA and Mstp have yet to be identified network Mediated by the action of STPKs and Mstp, we demonstrate the modulation of ATPase activity and DNA-binding activity of EmbR as a possible ... phosphorylation-dependent ATPase activity is associated with EmbR Dephosphorylation of EmbR by Mstp reduces its ATPase activity, interaction with STPKs and DNA-binding activity towards promoter regions of embCAB genes, ... [25,26] Therefore, the effect of PknH-mediated phosphorylation on the in vitro ATPase activity of EmbR was analyzed While purified EmbR showed an ATPase activity of 0.040 nmol of phosphateÆmin)1Ælg)1...
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Báo cáo khoa học: Structure, epitope mapping, and docking simulation of a gibberellin mimic peptide as a peptidyl mimotope for a hydrophobic ligand pot
Ngày tải lên :
16/03/2014, 23:20
... Superimposition of 50 structures (A) and ribbon diagram of the lowest energy structure of the major conformer of peptide SD (B) One disulfide bridge (Cys2–Cys10) and side chains of all residues are ball -and- stick ... bond energy between the protein and ligand, van der Waals energy between the protein and ligand and within the ligand, and internal torsion energy for the ligand To consider FEBS Journal 272 ... (Fig 5A) Residues of Pro4 and Trp5 of peptide SD in each of three complex structures are located at almost the same positions in the three complex structures, and these residues of peptide SD showed...
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Báo cáo khoa học: Structure–cytotoxicity relationships in bovine seminal ribonuclease: new insights from heat and chemical denaturation studies on variants ppt
Ngày tải lên :
22/03/2014, 17:20
... similar to that of the parent BS-RNase, and by the close similarity among the X-ray structures of swapped isoforms of hA-BS-RNase and BS-RNase [11], models of the 3D structures of all proteins ... cytotoxic activity of BS-RNase, independently of the hinge sequence Furthermore, evaluation of the chemical and thermal stability of the NCD forms of the variant proteins in comparison with those of ... Molecular modeling The structures of monomeric and dimeric variants of BS-RNase were calculated from the NMR and X-ray structures deposited at the PDB In particular, the NMR structure of mBS (PDB code...
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Báo cáo khoa học: Prediction of coenzyme specificity in dehydrogenases ⁄ reductases A hidden Markov model-based method and its application on complete genomes doc
Ngày tải lên :
23/03/2014, 10:21
... 2006 FEBS 1181 Prediction of coenzyme specificity Y Kallberg and B Persson Fig Overview of the novel prediction method Sample sequences of Rossmann-fold motif are shown (top right) a and b denotes ... 2006 FEBS Y Kallberg and B Persson Prediction of coenzyme specificity our study demonstrates the power of sequence-based predictions It is our hope and belief that the presented prediction tool will ... FEBS Y Kallberg and B Persson Prediction of coenzyme specificity coenzyme binding proteins than the others (655 and 646, respectively), but given the size of their genomes ($61 000 and $53 000) the...
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Báo cáo khoa học: Kinetic characterization, structure modelling studies and crystallization of Trypanosoma brucei enolase docx
Ngày tải lên :
23/03/2014, 21:20
... with those of the rabbit muscle and S cerevisiae enolase and with the natural enzyme in a cytosolic fraction of T brucei Structure modelling, using available threedimensional enolase structures, ... mixture (50 lL total volume) contained lg of genomic DNA from T brucei stock 427, 100 pmol of each primer, 250 lM of each of the four deoxynucleotides, and U of rTaq DNA polymerase with the corresponding ... PGAM, PGK and GAPDH Enzyme assay and kinetic studies For routine measurements, the enolase activity was measured by coupling its reaction to PYK and LDH and by following the decrease of NADH absorbance...
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