structural effects on one electron oxidation of thiols

... in the one- electron processes For example, in lysozymes oxidation of tryptophan residues leads to polypeptide bond cleavage [6] Also, in hen egg white lysozyme, one- electron reduction of the ... oxidization of methionine because the one- electron reduction potential of methionine is higher than that of N3 However it was shown that interaction with other residues and particularly carbonyl ... one- electron oxidation of W35A could produce N-formylkynurenin at position 13 It would mean that Trp13 is involved in the final step of the one- electron oxidation of W35A by azide Although many examples of...

Ngày tải lên: 07/03/2014, 16:20

... Acetophenone (1a) Propiophenone (2a) O OH 2-Hydroxy-2phenylpropane (4a) Benzophenone (3a) O H Br Br 1-Phenyl-2-bromoethanone (5a) O 1-Indanone (6a) Br ∗ 1,2-Dibromo-1-phenylethane (5b) O α-Tetralone ... irradiation conditions There were some exceptional cases: i) in the case of oxidation of 5, the reaction temperature provided by microwave or conventional heating increased the yield of 5b, ii) ... (7a) O 9-Fluorenone (8a) Fig Structure of substrates and products in the oxidation of alkylarenes 2.RESULTS AND DISCUSSION The stoichiometric factor investigated on the oxidation of diphenylmethane...

Ngày tải lên: 22/07/2014, 03:20

... electronic absorption spectroscopy For resonance Raman and electronic absorption spectroscopy the experimental conditions were as reported in the captions to gures Samples of ferrous enzymes for electronic ... overall conclusion that may be drawn is that modication of the proximal cavity of HRPC by mutation or Ca2+ ion removal has a signicant impact on the properties of His170 The strength of the hydrogen ... FEBS B D Howes et al Selective effects on the reduced state of HRPC Determination of dissociation constants for benzhydroxamic acid The dissociation constants (Kd) of complexes formed between resting...

Ngày tải lên: 07/03/2014, 21:20

... dehytion of the serous-producing salivary cells occurs dration), medications (both prescription and nonvia a process termed “apoptosis.” Within one week prescription), head and neck irradiation ... prescription and nonplethora of oral and pharyngeal side effects as a prescription medications For example, Sreebny result of the salivary dysfunction (Box) and Schwartz8 reported that 80 percent of ... example, anticholinergic medications or vary hypofunction and results in persistent comradiation therapy) Numerous medical conditions plaints of xerostomia.3 Radiation-induced destruc(such as SS,...

Ngày tải lên: 14/03/2014, 20:20

... involvement of AAT bases in Fig Effect of high DAPI concentration on template-directed Klenow synthesis Denaturing gel analysis showing the effect of high DAPI concentration on the elongation of 5¢-fluorescein ... showing the effect of DAPI on Klenow-catalyzed 5¢-fluorescein labeled primer elongation by ATTand AAT-template Reactions were performed at the constant template concentration of lM with different ... ATT-regions as the most favourable targets among all the individual strands of trinucleotide repeats Binding and conformational properties of DAPI–template complexes The binding effects of DAPI on...

Ngày tải lên: 16/03/2014, 23:20

... and from the deconvolution of CD at 37 C in the absence of NaCl (195 260 nm) was 51% For the spectrum of TOP in the same conditions the deconvolution indicated 45% of a helix content This result ... 3ị Dependence of the hydrolysis reaction rates by neurolysisn and TOP on concentration and chemical nature of salts The dependence of the rate constants according to the concentration and the chemical ... solutions of the proteins The quality of data was certied by the correspondence of the amount of secondary structures obtained by CD data deconvolution with those from the 3D structure of neurolysin...

Ngày tải lên: 23/03/2014, 21:21

... modèle animal / mouton INTRODUCTION Although dam and sire contribute equally (with the exception of sex-linked genes in the heterogametic offspring sex) to the genotype of their offspring, it is ... influence on a progeny phenotype attributable to the dam, other than nuclear genes In mammals, milk production, intrauterine environment and parental care are common components of maternal effects, ... also used simulation of a dairy cow population with cytoplasmic effects but their interest was in biases introduced through ignoring cytoplasmic effects, and not in the detection of cytoplasmic...

Ngày tải lên: 09/08/2014, 18:22

... intellectual content PM has made substantial contributions to study conception and design CV has made substantial contributions to study conception and design and data collection Authors' information *Members ... indications for rhAPC, steroids and protective ventilation In accordance with the indications of IHI for the local implementation of the SSC, a few months after the publication of the international ... venous oxygen saturation Page of (page number not for citation purposes) Available online http://ccforum.com/content/13/5/R143 multivariate analysis none of the single interventions was associated...

Ngày tải lên: 13/08/2014, 19:20

... possible over/under estimation of genetic response due to omission of dominance, common environmental effects, and/or inbreeding, the ratio of the genetic response of each model with the simplest ... Elvingson P, Johansson K: environmental components of variation in body traits of rainbow trout Oncorhynchus mykiss in relation to age Aquaculture 1993, 118:191-204 Winkelman AM, Peterson RG: Heritabilities ... inclusion of non-additive effects and inbreeding produced similar effects on the variance estimates for both populations Including inbreeding as covariable neither affected the estimation of additive...

Ngày tải lên: 14/08/2014, 13:21

Ngày tải lên: 21/10/2015, 07:07

... TEMPERATURE EFFECTS ON THE PLASMON MODES OF DOUBLE-LAYER GRAPHENE 13 II THEORY In graphene, The energy dispersion near the K, K’ points of the Brillouin zone is given by [9]: (1) ... + 1}−1 is the Fermi-Dirac distribution function, µ0 = µ0 (T ) being the noninteracting chemical potential determined by the conservation of the total electron density as TF = F1 (βµ0 ) + F1 (−βµ0 ... temperature (T ≈ 0.05TF ) IV CONCLUSIONS In this paper, we have investigated the temperature effect on the plasmon dispersion mode of doped DLG, made of two parallel graphene monolayers with carrier...

Ngày tải lên: 30/10/2015, 19:59

... pion condensation is second order phase transition, whereas, as a function of µ, it become first order 3- In the region µ < mπ , the pion condensation is always a first order phase transition ... self-consistently Eq.(21) together with the neutrality condition (18) we obtain the evolution of pion condensate as a function of the temperature in Fig.3 and the µ u2 = NEUTRALITY EFFECTS ON THE ... NGUYEN VAN LONG, NGUYEN VAN THU the renormalization prescription, the thermodynamic consistency and the preservation of the Goldstone theorem Besides, in [18], making use of this method we considered...

Ngày tải lên: 30/10/2015, 20:54

... backbone NH group of R98 forms a hydrogen bond with the backbone CO of F102 Furthermore, the orientation of the side chain of the two residues brings the guanidinium plane and the aromatic ring of ... due to a distribution of partially 4172 unfolded conformations At a protein concentration of lm, the monomeric species appears to predominate in the case of Y74W* The gel ltration results indicate ... rst derivative of the uorescence prole for Y74W* at various concentrations one member of this class is available, from Giardia lamblia [29] A comparison of the immediate environment of residue 74...

Ngày tải lên: 18/02/2014, 11:20

... TRANSITION AND DOMAIN STRUCTURE OF FERROELECTRIC 135 When we have not been maximized the configuration dx =dy =dz After we maximized configuration, because we consider the loss of circulation of ... location of Ti on the nanowires) For BaTiO3 nanowires in the form of type A1, vector of the local Fig Specified deformation local ferroelectric properties for each position along the length of Ti ... configuration we calculate the average constant of wires a (along the axis x), b (along the axis y), c (along the axis z) With nanowires of A1 and B1, then a = b by symmetric properties of the system...

Ngày tải lên: 30/10/2015, 20:53

... 9–12% of all Uruguayan professionals and technicians lived abroad in 1980 1.4 The effects of Globalization on Education 1.4.1 The effects of Trade on Education While education helps the economy ... supply of education at macro level 1.4.1.3Trade and education at the micro level 1.4.2 The effects of FDI on Education 1.4.2.1 Macro effects on demand for education 1.4.2.2.Macro effects of FDI on ... tertiary education 1.4.3 The effects of Migration on Education 1.4.3.1 Migration and the supply/loss in teacher capacity in the education sector 1.4.3.2 Macro effects of migration on education 1.4.3.3...

Ngày tải lên: 23/04/2013, 11:16

... Effect of time of heatsetting on the linearity of load extension in warp direction of knitted Ingeo™ Poly (lactic acid) fabric Figure Effect of time of heatsetting on the linearity of load extension ... Figure Mean [Ā] of effect of time of heatsetting on the tensile extension EM [%] of Ingeo™ Poly (lactic acid) 3.2 Linearity of load extension curve LT [-] The linearity of load extension curve is ... weft direction Figure 14 Mean effect of time of heatsetting on tensile resilience RT % on knitted Ingeo Poly (lactic acid) (PLA) fabric Conclusion The effect of time of heatsetting on tensile...

Ngày tải lên: 05/09/2013, 16:10

... International Journal of Energy and Environment (IJEE), Volume 1, Issue 2, 2010, pp.295-306 carbon bonds An unsaturated fat can be hydrogenated and contains one or more double bonds [8] The structural ... addition G Knothe observed that the cetane number also depends on the position of the double bond in monounsaturated fatty compounds and increases if the double bond move towards one end of the ... the discussions it may be concluded that the overall percentage of unsaturation or saturation may not be sole authority to decide cetane number of a biodiesel The contribution of long straight...

Ngày tải lên: 05/09/2013, 16:10

... to their findings Effects of Stabilizing Agent Concentration We investigated the influence of the concentration of the stabilizing agent (ODT) on the reaction rate and the size of the AuNPs In ... agent concentration as well as the solution temperature ’ CONCLUSION The slow AuNP formation based on using 9-BBN as a reducing agent enabled investigations of the relationship between reaction parameters ... preparation In fact, the large void spaces are likely due to the evaporation of the solvent after deposition of the sample solution on the TEM grid Better control of solvent evaporation, as well...

Ngày tải lên: 18/09/2013, 21:27

... Dwek RA (1992) Effects of glycosylation on protein conformation and amide proton exchange rates in RNase B FEBS Lett 307, 343346 33 Joao HC & Dwek RA (1993) Effects of glycosylation on protein structure ... followed by formation and breakdown of a second tetrahedral intermediate (EP2)TET2, and liberation of the reactions second product with restoration of the original free enzyme From a structural perspective ... stabilization of the transition state, formation of covalent intermediates, steric strain, near attack conformations, substrate desolvation, low barrier hydrogen bonds, and entropic effects are...

Ngày tải lên: 19/02/2014, 05:20

... (E) Hormone induction of half of these pools was performed 18 h later by addition of the synthetic glucocorticoid hormone, triamcinolone acetonide (TA) at a concentration of 10)6 M TSA was added, ... in the hormone response of the system in the presence of TSA, whereas previous studies on MMTV have reported augmentation of hormone induction by TSA [26,45,46] However, addition of HDAC inhibitors ... acetylation of histone H3 lysine residues 14 and upon early addition of TSA To monitor the acetylation status of the MMTV promoter subjected to TSA treatment, we used a chromatin immunoprecipitation...

Ngày tải lên: 19/02/2014, 12:20