the depth of the four holes ranges from 52 mm to 60 mm
Tài liệu Báo cáo khoa học: A single amino acid substitution of Leu130Ile in snake DNases I contributes to the acquisition of thermal stability A clue to the molecular evolutionary mechanism from cold-blooded to warm-blooded vertebrates docx
... sequence of the open reading frame (ORF) of their cDNAs and the corresponding aa sequences, in Table Summary of the purification of DNases I from the pancreases of three species of snake The results of ... only from the pancreatic and small intestinal total RNAs of the three snakes No amplified products were obtained from the RNAs of the other tissues The restriction of DNase I gene expression to ... regions of E climacophora DNase I cDNA were identical to those of E quadrivirgata, but 8.4% (16/189) of the entire nt sequence in the 3¢-UTR of the former was different from that of the latter The...
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Báo cáo hóa học: " The Linear Thermal Expansion of Bulk Nanocrystalline Ingot Iron from Liquid Nitrogen to 300 K" pot
... from Figs and in the meantime As the result of the competition between the power and resistance of thermal expansion, the actual thermal expansion of BNII was less than that of CPII from Fig 2, which ... which means that the power of thermal expansion is less than the resistance of thermal expansion for BNII The power and resistance of thermal expansion depend on the variation of interaction potential ... treatment history, and rolling history, etc Therefore, it is difficult to analyze quantitatively linear thermal expansion and there is a paucity of theoretical work on the thermal expansion of anisotropic...
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Tài liệu Báo cáo khoa học: Structural and mechanistic aspects of flavoproteins: photosynthetic electron transfer from photosystem I to NADP+ doc
... orientation of the N5 of the flavin, the hydride to be transferred, and C4 of the nicotinamide In FNR, displacement of the C-terminal Tyr appears to be required for the interaction to occur [117,118] The ... and the Cterminal Y303 in AnFNR The two one-electron midpoint potentials of the flavin in FNRs are close to each other, therefore these proteins stabilize only 10–20% of the maximal amount of semiquinone ... avoid the reduction of oxygen by the donor centres [7,8,14,48,53] Thus, electrostatic alignment appears to be one of the major determinants of the orientation of Fld on the partner surface The...
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GENETIC CONNECTIVITY OF FOUR MANGROVE SPECIES FROM THE MALAY PENINSULA
... across the MP that had brought both lineages together Strong genetic structure across the MP indicated the presence of the remnant genetic signature from the vicariance across the MP during the ... Sumatra from the others from the Malacca Strait and the South China Sea The odd location of the genetic discontinuity coincided with ocean circulation patterns that prevented the mixing of waters ... on the mobility, but also the abundance and diversity of pollinators 3.5.1 Pollinator mobility Pollinator mobility encompasses the home range, flight pattern and fidelity of the pollinator to...
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The Breadth and Depth of DSP
... Multiplexing There are approximately one billion telephones in the world At the press of a few buttons, switching networks allow any one of these to be connected to any other in only a few seconds The immensity ... for many commercial Chapter 1- The Breadth and Depth of DSP applications, these limitations are humbling when compared to the abilities of human hearing There is a great deal of work to be done ... away at the speed of light Aircraft in the path of this wave will reflect a small portion of the energy back toward a receiving antenna, situated near the transmission site The distance to the object...
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Reading Theory as a Microcosm of the Four Skills
... hard to any justice to the notion that the development of a group's proficiency in any one skill is closely linked to the development of the strategies and sub-skills embodied in all of the four ... microcosm of all the skills We have noted how some of the more important sub-skills of reading are present in each of the other three skills We have seen how the only difference is in their emphasis ... noisy The "teacher" asks for clarifications on any of the points raised and finally, the "teacher" summarises the section of the text, and makes predictions about what is likely to occur in the...
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An integration of the four english skills in teaching reading texts to beginner learners at asemlink international language centre
... text to beginner learners The research begins with the construction of the integrated approach to language teaching This will be then the theoretical framework for the later analysis of the students’ ... discourse markers And then they can understand the whole part of the reading The readers have to go from the smallest part to the larger one Rebecca Treiman has found out that : “Bottom-up processes ... well together because they not have enough vocabulary and grammar knowledge Therefore, most of them seem to be afraid of taking part in class activities The students themselves feel inconfident to...
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Tài liệu Fertility, Family Planning, and Reproductive Health of U.S. Women: Data From the 2002 National Survey of Family Growth doc
... The CDC’s Office of Women’s Health + + The Office of Planning, Research, and Evaluation of the Administration for Children and Families (ACF) + The Children’s Bureau of the ACF + The Office of ... married to or living with the father of their first child + Three in five parous women (60 percent) were married to the father of their first child at time of delivery, and another 12 percent were ... in the National Vital Statistics System The only group in which there appears to be an undercount with NSFG data is births to women 15–19 years of age, where the ratio of the NSFG estimate to the...
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Tài liệu HANDBOOK OF THE TREES OF NEW ENGLAND WITH RANGES THROUGHOUT THE UNITED STATES AND CANADA ppt
... along the tributaries of the Yukon in Alaska Maine,—common throughout, covering extensive areas almost to the exclusion of other trees in the central and northern sections, occasional on the top of ... Northampton (Mrs Emily H Terry), probably about the southern limit of the species; Rhode Island and Connecticut, not reported West through the northern sections of the northern tier of states to the ... Merrimac valley to the White mountains and up the Connecticut valley to the mouth of the Passumpsic, reaching an altitude of 1000 feet above the sea level; Vermont,— common in the northern Champlain...
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Tài liệu THE ESTIMATION OF THE EFFECTIVE REPRODUCTIVE NUMBER FROM DISEASE OUTBREAK DATA pdf
... proportional to the square of the predicted incidence: wj = 1/[z(tj ; θ)]2 On the other hand, if ρ = 1/2, then the weights are proportional to the reciprocal of the predicted incidence; these correspond ... by taking the square roots of ˆ the diagonal elements of the covariance matrix Σn GLS The values of the weights involved in the GLS estimation depend on the values of the fitted model These values ... correspond to assuming that the variance in the observations is proportional to the value of the model (as opposed to its square) The most popular assumption, the ρ = case, leads to the standard...
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Tài liệu Báo cáo khoa học: Crystal structure of importin-a bound to a peptide bearing the nuclear localisation signal from chloride intracellular channel protein 4 ppt
... (Leu104–Pro111) Indicative of the tightness of the fit, there are a large number (30) of atom -to- atom van der Waals’ contacts between the Tyr205 side chain and importin-a (Table 2) The numbers of contacts are ... structures, where the aliphatic portion of the side chain fits into the hydrophobic alcove and allows the charged head group access to the solvent on the other side The extended side chain of Arg206 allows ... competes for the importin-a binding site, reducing binding affinity for cargo proteins and helping to facilitate the release of the cargo within the nucleus [10,11] The removal of the autoinhibitory domain...
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Tài liệu Báo cáo khoa học: Crystal structure of the cambialistic superoxide dismutase from Aeropyrum pernix K1 – insights into the enzyme mechanism and stability pdf
... NE2 of His31, bound to the metal, in the company of a water oxygen, from the apical positions The manga˚ nese was only 0.06 A out of the equatorial plane (Table 3) The angles around the metal cofactor ... the metal-bound and apo ApeSODs The shift of the conserved Tyr residue depending on the metal cofactor does not appear to be a common feature among cambialistic SODs because, in the case of the ... related to inhibition of the binding of the superoxide substrate and the other to product inhibition by hydrogen peroxide There are two mechanisms proposed for the reaction cycle of Mn ⁄ Fe-SOD: the...
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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
... the cross indicates the cut-off value used in PREDMUT The limit between the classes was set to the activity value of 25%, because this value was observed to be a natural divider of the data The ... common disease, there are bound to be some patients having a p53 mutation that has nothing to with the cause of their cancer Alternatively, the effect of the mutation alone is not sufficient to ... properties are grouped together The weights are added using absolute values in order to be able to judge the importance of all parameters, regardless of their signs We see that the energy parameter...
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Tài liệu Báo cáo khoa học: Substrate specificity and inhibition of brassinin hydrolases, detoxifying enzymes from the plant pathogens Leptosphaeria maculans and Alternaria brassicicola ppt
... understanding of the enzymes involved in the detoxification of phytoalexins, including their substrate specificity as well as the molecular mechanisms of detoxification, is crucial To this end, we ... 3-phenylindole (0.2 mm) was used to induce the biosynthesis of BHs to facilitate their purification Purification of BH from L maculans and A brassicicola Enzymes with BH activity were purified from crude ... analyses of the complete sequences of these putative fungal amidases using Compute pi ⁄ mw tool (http://ca.expasy.org/ tools/pi_tool.html) software predicted that their molecular masses were about 60...
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Tài liệu The History Of England, Volume I, Part Viby From Charles Ii To James Ii (illustrated Edition) (dodo Press) By David Hume ppt
... THE HISTORY OF ENGLAND Volume One of Three FROM THE INVASION OF JULIUS CÆSAR TO THE END OF THE REIGN OF JAMES THE SECOND, BY DAVID HUME, ESQ 1688 In Three Volumes: VOLUME ONE: The History Of ... England From The Invasion Of Julius Cæsar To The End Of The Reign Of James The Second by David Hume, Esq VOLUME TWO: Continued from the Reign of William and Mary to the Death of George II by Tobias ... expressed by the parliament, there prevails a story, that Popham, having sounded the disposition of the members, undertook to the earl of Southampton to procure, during the king’s The History of England,...
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Tài liệu Báo cáo khoa học: Bioinformatics of the glycoside hydrolase family 57 and identification of catalytic residues in amylopullulanase from Thermococcus hydrothermalis doc
... data) Therefore, in attempt to provide the first elements towards the understanding of the functionality of the potentially valuable, heat stable GH-57 enzymes, especially that of the T hydrothermalis ... hydrothermalis AL662 The analysis of this sequence revealed that the encoded enzyme is a member of GH-57 [21,22] The cloning and expression of apu in Escherichia coli has led to the production of ... further along (analogous to residues Gln14 and Pro15 in O32462_THELI and to residues Gln16 and Pro17 in Q9Y8I8_THEHY) that might correspond to the Gln-Pro dipeptide Importantly, together with the...
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Tài liệu Báo cáo khoa học: A novel type of highly negatively charged lipooligosaccharide from Pseudomonas stutzeri OX1 possessing two 4,6-O-(1-carboxy)-ethylidene residues in the outer core region ppt
... analysis of the intact LOS, thus, the carbamoyl group should be attached to O-7 of the heptose moiety D The GalN C was attached to the O-3 position of this last heptose as shown by the NOE effect ... used to inoculate 100 mL of the same medium and grown at 27 °C until D600 Final growth was started by inoculating the appropriate volume of the latter culture into L of fresh medium, to D600 ... the basis of the NOE signal between H-1 G and H-6a,b B In the case of Kdo units, which lack the anomeric proton, the sequence was inferred by NOE contacts between the methylene-proton H-3eq of...
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Tài liệu Báo cáo khoa học: Crystal structure of thiamindiphosphate-dependent indolepyruvate decarboxylase from Enterobacter cloacae, an enzyme involved in the biosynthesis of the plant hormone indole-3-acetic acid doc
... in all of the tetrameric PDCs of known three-dimensional structure Binding of the cofactors ThDP and Mg2+ The homo-tetrameric IPDC binds four molecules of the cofactors ThDP and Mg2+ The ThDP ... cofactor to the surface of the protein The entrance of the active site cleft is covered by the C-terminal helix and this part of the polypeptide chain must move in order to allow entry of the ... ZmPDC The topology of the IPDC monomer is similar to that of ScPDC and ZmPDC with some variations in the length and orientation of helices The superposition of the IPDC monomer on the subunit of...
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Tài liệu Báo cáo khoa học: Moult cycle-related changes in biological activity of moult-inhibiting hormone (MIH) and crustacean hyperglycaemic hormone (CHH) in the crab, Carcinus maenas From target to transcript ppt
... with the resumption of competence of the YO at stage C1 Thus, it seems that selectivity, with regard to YO responses to MIH or CHH during the moult cycle is not at the receptor level In view of these ... extracts of incubation media (from these experiments) were analyzed by HPLC-RIA, a reduction in the ability of MIH (5 nM) to repress synthesis of both ecdysone and 25deoxyecdysone synthesis during ... but as these experiments clearly showed reduction in biosynthesis of both ecdysteroids in the presence of either neuropeptide, reiterating the findings seen for total ecdysteroids, further studies...
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Tài liệu Báo cáo khoa học: Purification and characterization of a membrane-bound enzyme complex from the sulfate-reducing archaeon Archaeoglobus fulgidus related to heterodisulfide reductase from methanogenic archaea pdf
... the electrons either to an electron acceptor on the extracytoplasmic side of the membrane or to an acceptor in the cytoplasm The latter electron acceptor, which is still unknown, is thought to ... (80 mL each in buffer A): mM, 300 mM, 400 mM, 500 mM, 600 mM, and M The majority of the heme-containing protein(s) were eluted at 600 mM NaCl These fractions were applied to a Superdex 200 gel-filtration ... immediately downstream of dsrA, and in dsrB, dsrH, and dsrM, lead to an inability of the cells to oxidize intracellular sulfur to sulfite under photolithoautotrophic conditions The ability of the...
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Tìm thêm: xác định các nguyên tắc biên soạn khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 đặc tuyến dòng điện stato i1 fi p2 sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng 9 tr 25