lord of the flies themes fear of the unknown
Tài liệu Báo cáo khoa học: Modulation of the enzymatic efficiency of ferredoxin-NADP(H) reductase by the amino acid volume around the catalytic site pptx
... by DNA sequencing. The design of the mutants was intended to preserve the amino acid character and to modify only the relative volume of their R groups. The expression of the FNR mutants as soluble ... phe- nol as the tyrosine R group. This system has been used previously to analyze the geometry of the tyrosine stacked on the si-face of the flavin in FNRs [12]. The single point energies of the flavin–tyrosine ... in the protein stability of our mutants. There- fore, these conclusions strengthen our hypothesis that the catalytic efficiencies of the recombinant enzymes used in our study were related to the...
Ngày tải lên: 18/02/2014, 17:20
Tài liệu Báo cáo khóa học: Mutations in the hydrophobic core and in the protein–RNA interface affect the packing and stability of icosahedral viruses doc
... found with other dissociated capsid proteins, the lack of elution of the proteins can be explained by non-specific binding of the denatured coat proteins to the gel [34,35]. The elution of some D11N ... Figure 5C shows that the spectra of the sample subjected to compression and decompression are similar to the non-treated sample, even in the case of the M88V mutant. The elution of the samples after ... promote significant binding of bis-ANS to any of the particles, with the exception of T45S, which bound a small amount of bis-ANS, increasing, by twofold, the emission of the probe (Fig. 7B). M88V...
Ngày tải lên: 19/02/2014, 12:20
Tài liệu Fertility, Family Planning, and Reproductive Health of U.S. Women: Data From the 2002 National Survey of Family Growth doc
... disagreement about the intendedness (at time of conception) of recent births, with the father’s attitudes based on the mother’s reports of his attitude. A forthcoming report will describe fathers’ attitudes ... attitudes toward the intendedness of pregnancies based on their own reports (13). + Of all births in the 5 years before interview, 55 percent were intended by both the mother and the father (as ... (tables 97,98) The NSFG is one of the few reliable sources of nationally representative data on the use of infertility services. Earlier reports have documented the rise in use of these services...
Ngày tải lên: 13/02/2014, 10:20
Tài liệu Báo cáo khoa học: The ubiquitin ligase Itch mediates the antiapoptotic activity of epidermal growth factor by promoting the ubiquitylation and degradation of the truncated C-terminal portion of Bid ppt
... initiation of apoptosis through the mitochondrial pathway. The key event in the mito- chondrial pathway is the release of proapoptotic fac- tors from the mitochondrial intermembrane space into the cytosol, ... release of cytochrome c and second mitochondria-derived activator of caspase (Smac ⁄ DIABLO) allows for the formation of the apoptosome, a complex that enables the activation of caspases within the ... The Authors Journal compilation ª 2010 FEBS 1325 The ubiquitin ligase Itch mediates the antiapoptotic activity of epidermal growth factor by promoting the ubiquitylation and degradation of the...
Ngày tải lên: 16/02/2014, 09:20
Tài liệu Faultlines of Conflict in Central Asia and the South Caucasus - Implications for the U.S. Army docx
... not understand the “rules of the game” the way the United States does. That is one interpretation of both the crude Chinese nuclear threats over the Taiwan crisis and Chinese views of the U.S. bombing of the Chinese ... confronta- tion between the Soviet Union and the United States was the central reality in world politics. With the end of the Cold War and the disso- lution of the Soviet Union, the world continues ... result of agreements with the United States and unilateral actions in the aftermath of the Cold War, and partly because of the state of the Russian economy. Even if Russia had not ratified the Strategic...
Ngày tải lên: 17/02/2014, 11:20
Tài liệu Báo cáo khoa học: Effect of ionic strength and oxidation on the P-loop conformation of the protein tyrosine phosphatase-like phytase, PhyAsr docx
... contact with the carbonyl oxygen of Gly255. These movements away from the oxidized cysteine increase the space inside the P-loop to accommodate the large sulfonic acid group. The movements in the P-loop ... serve to provide room for the larger oxidized cysteine. The key feature that dictates whether the P-loop moves upon oxidation of the catalytic cysteine is the ability of the conserved active site ... with O d 2 of the cysteine sulfonic acid. In addi- tion to these contacts, there is a 1.82 A ˚ contact between Gly255 C a and O d 2 of the oxidized cysteine. To further understand the structural...
Ngày tải lên: 18/02/2014, 18:20
Tài liệu Báo cáo khoa học: Glycation of low-density lipoprotein results in the time-dependent accumulation of cholesteryl esters and apolipoprotein B-100 protein in primary human monocyte-derived macrophages docx
... glycation, rather than purely the loss of the parent amino acid, which is the key factor in terms of receptor recognition [29]. There are no data available on the extent of Lys (and other amino ... receptor-blocking experiments. The rates of uptake of both the lipid and protein components are not matched by the rate of cel- lular metabolism of these species, resulting in the accu- mulation of both unmodified ... and control LDL, for 96 h. The use of LDL-free medium during the chase period allows the turnover of preaccu- mulated protein to be studied in the absence of further cellular uptake. In these studies, cell...
Ngày tải lên: 19/02/2014, 02:20
Tài liệu Báo cáo khoa học: Binding of ligands originates small perturbations on the microscopic thermodynamic properties of a multicentre redox protein pptx
... by the replacement of Fe by Zn in the rubredoxin given the identical structures of the two protein forms [38,39]. Therefore, at the concentrations used in the NMR experiments over 90% of the cytochrome ... of the haem methyl groups in the fully reduced stage 0 are not plotted because they are unaffected by the pH. The solid lines represent the best fit of the shifts for DvHc 3 :Pi to the model of ... is bound to the rubredoxin and the effect observed in the signals of the haem methyls of DvHc 3 :ZnRb complex vs. the results in the isolated cytochrome is close to the full effect of complex...
Ngày tải lên: 19/02/2014, 17:20
Tài liệu Báo cáo khoa học: Proton transfer in the oxidative half-reaction of pentaerythritol tetranitrate reductase Structure of the reduced enzyme-progesterone complex and the roles of residues Tyr186, His181 and His184 pdf
... productive binding of steroid substrates: in the first, a (small) sub population of enzyme binds directly the steroid in the reactive conformation, with the remainder of the enzyme binding the unreactive conformation. ... grossly perturb the overall framework of the enzyme or the active site. The active sites of the enzymes are shown in stick format with the sigmaA weigh- ted 2F 0 -F c density for the Y186F mutant ... bond in close proximity of the N5 atom. A putative flipping motion of the progesterone molecule along an axis parallel to the FMN plane aligns the C1-C2 with the plane of the isoalloxazine ring...
Ngày tải lên: 20/02/2014, 02:21
Tài liệu Báo cáo khoa học: NMR structure of AII in solution compared with the X-ray structure of AII bound to the mAb Fab131 pptx
... of the structure of AII in solution with the X-ray structure of AII complexed to the Fab131 mAb. In Fig. 7A, a sequence alignment is represented of the backbone of the conformational ensemble of ... alignment of the fragment 4–7 of the backbone of the 13 ensemble solution structures of AII (brown colour) superimposed on the X-ray structure (dark blue colour) and (B) structure alignment of the ... of the fragment 4–7 of the 13 ensemble structures of AII to the fragment 3–6 of the X-ray structure of AII. Fig. 6. Structure of a representative folded conformer of AII showing the van der Waals...
Ngày tải lên: 20/02/2014, 23:20
“Marketing is the whole business, taken from the customer’s point of view.” - Peter Drucker docx
... Shoppers Electronically or the Old Fashioned Way Market newsletters are a great method of reminding your shoppers of why they love the market. The trend in this type of communication is the e-newsletter ... Marketing the Market Katherine Kelly and Joan Vibert, vendors at Kansas City’s Brookside Farmers’ Market, offer the following possibilities for vendors to contribute to the success of the market ... vendors may not achieve their potential. Through marketing the market, many of the preced- ing relationships can been strengthened. When vendors make the effort to market the market as a whole...
Ngày tải lên: 06/03/2014, 21:20
Báo cáo khoa học: The role of evolutionarily conserved hydrophobic contacts in the quaternary structure stability of Escherichia coli serine hydroxymethyltransferase pptx
... counteracts the effect of the mutations, stabilizing the dimeric form. The stabilizing effect is even more pronounced if l-serine binds to the cofactor at the active site, as is evident in the case of the ... region in this group of enzymes, interacting with the phosphate moiety of PLP. Therefore, the capability of the third cluster of CHCs to confer stability to the polypeptide loops of the active site ... structure. Discussion The decrease of hydrophobic contact area determined by the mutations in the third cluster of CHCs caused a shift of the equilibrium between dimeric and monomeric forms of eSHMT in favor of the...
Ngày tải lên: 07/03/2014, 03:20
Báo cáo khoa học: Interactions of HIPPI, a molecular partner of Huntingtin interacting protein HIP1, with the specific motif present at the putative promoter sequence of the caspase-1, caspase-8 and caspase-10 genes pdf
... at the last base, G to A, abolished the interaction of HIPPI, so the last motif would not interact with HIPPI. The other two motifs might be the target of HIPPI. In the upstream sequence of the Table ... positions of the motifs are indicated by distance from the transcription start site (TSS). The position upstream of the TSS of any gene is denoted by ‘–’ followed by the distance from the TSS. In the caspase-8 ... confirmed the in vitro result that mutation of the motif abolished the binding of HIPPI to the specific sequence of the caspase-1 gene upstream sequence, and the increased expression of caspase-1...
Ngày tải lên: 07/03/2014, 10:20
Báo cáo khoa học: Dissociation/association properties of a dodecameric cyclomaltodextrinase Effects of pH and salt concentration on the oligomeric state pot
... in the presence of KCl. Considering also the 3D structure of CDase I-5, the analysis of the quaternary state of CDase I-5 revealed Fig. 8. Fluorescence spectra of CDase I-5. (A) - - - -, the ... the adjacent monomer, of which G538 forms a hydrogen bond to the carbonyl oxygen of M51. Two residues at the N-terminus (H49 and H89) of a subunit were located close to the C-domain of the other ... either in the secondary structure of the protein according to far-UV CD data or in the size of the protein determined by size- exclusion HPLC. They suggested that the change might occur either...
Ngày tải lên: 07/03/2014, 12:20
the importances and impacts of corporate social responsibility activities of hanoi construction & investment company (hacinco)
... is the information gathered for the own use of the researcher and never gather before. The advantage of the primary data compared to secondary data are the information gathered is best suit the ... buy the company‟s goods and products, some of them go to tell the others about the bad things they suffer and convince them not to support the company any more. So, in order not to loose the ... shopping. On the other hand, if the consumers dissatisfy with the goods and services they buy, they would set a defensive thought against them and view the company in a bad image, some of them stop...
Ngày tải lên: 13/03/2014, 14:20
Báo cáo " On the set of periods for periodic solusions of some linear differential equations on the multidimensional sphere $S^n$ " docx
Ngày tải lên: 14/03/2014, 13:20
