Báo cáo khoa học: Structure analysis of the flavoredoxin from Desulfovibrio vulgaris Miyazaki F reveals key residues that discriminate the functions and properties of the flavin reductase family pdf
Báo cáo khoa học: Structure analysis of the flavoredoxin from Desulfovibrio vulgaris Miyazaki F reveals key residues that discriminate the functions and properties of the flavin reductase family pdf
... isoalloxazine ring of FeR iscompletely exposed to the solvent (Fig. S5B).Resolution of the structure of NADP+-bound FeRrevealed that the nicotinamide moiety of NADP+faces the re-side of the isoalloxazine ... flavoredoxin Figure 4 shows the results of linear regression analysis of the logarithms for the redox ratio of the mediatorversus that of recombinant flavoredoxin. The redoxpotential of oxidized flavoredoxin ... Structure of flavoredoxin FEBS Journal 276 (2009) 4840–4853 ª 2009 The Authors Journal compilation ª 2009 FEBS 4853 Structure analysis of the flavoredoxin from Desulfovibrio vulgaris Miyazaki F...
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Tài liệu Báo cáo khoa học: "Automatic Collection of Related Terms from the Web" pptx
... of pages that sat-isfy a given query. In case the query is a term, its hitis the number of pages that contain the term on the Web. We use the following notation.H(x)= the number of pages that ... select the top N (= 30) terms from the list Lby using a scoring function.For the scoring function of a term x, we use the following function, which is multiplying Nak-agawa’s Imp1by a frequency ... that contain the term x” The number H (x) can be used as an estimatedfrequency of the term x on the Web, i.e., on the hugest set of documents. Based on this number, wecan infer whether a term...
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Báo cáo khoa học: Increased susceptibility of b-glucosidase from the hyperthermophile Pyrococcus furiosus to thermal inactivation at higher pressures pptx
... a fold that has beenobserved for all family 1 glycosyl hydrolases. The sequence and structure of the b-glucosidase from P. fu-riosus resemble those of the b-glucosidase of Sulfolo-bus solfataricus. ... arecrucial for the stability of the b-glucosidase from S. solfataricus [1].In this study, we explored the stability of b-glucosi-dase from P. furiosus at different temperatures and Keywordsenzyme ... decrease. The pH varies from 5.6 to 6.3 in the pressure–temperature plane of measurements for the inactivation studies when start-ing with a buffer of pH 6.0 at ambient conditions (fora graph of the...
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Báo cáo khoa học: Structural studies of thymidine kinases from Bacillus anthracis and Bacillus cereus provide insights into quaternary structure and conformational changes upon substrate binding pot
... upon formation of hydrogen bonds to the a-phosphate of the phosphate donor, dTTP. In addition to descriptions of the different conformations that TK may adopt during the course of reac-tion, the ... a3-A˚dissociation of subunits interacting by a1. The base of dTTP is inserted between the a1-helix of twosubunits and is stacked between the rings of Phe18 and Phe34 from the adjacent subunit (Fig. 2B). Thesetwo ... FEBSBa-TK The structure of the Ba-TK–dT complex was refined at2.7 A˚resolution to a final R-factor of 20.3% and Rfree of 24.4% (Table 1). There is one subunit in the asym-metric unit of the space...
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Tài liệu Báo cáo khoa học: Comparative studies of endonuclease I from cold-adapted Vibrio salmonicida and mesophilic Vibrio cholerae docx
... irreversible unfolding for VsEndA is higher thanfor Vc EndA, with a half-life of % 13 and 33 min,respectively.Substrate specificity analysis An analysis of the substrate specificity for DNA of the enzymes ... toboth salinity and temperature. The Km of VsEndA ishigher than that of VcEndA; therefore, the more posit-ive surface of VsEndA does not seem to significantlyincrease the affinity for the negatively ... of activation.Results from the thermodynamic calculations(Table 2) reveal that there is a slight difference in the free energy of activation between the two enzymes ori-ginating from both the...
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Tài liệu Báo cáo khoa học: "AUTOMATIC ACQUISITION OF SUBCATEGORIZATION FRAMES FROM UNTAGGED TEXT" doc
... more useful, but they have a fairly high error rate, and degrade in the presence of many unfamiliar words. Further, it is often difficult to understand where the error is coming from or how ... terms of efficiency and accuracy. The most useful estimate of effi- ciency is simply the density of observations in the corpus, shown in the first column of Table 3. The SF direct object direct ... about 8%; and for the intransitive SFs it is under 5%. The reason that the transitive SFs fare better is that the direct object gets case from the preced- ing verb and hence reveals its...
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Báo cáo khoa học: Molecular imprinting of cyclodextrin glycosyltransferases from Paenibacillus sp. A11 and Bacillus macerans with c-cyclodextrin pptx
... preparations for comparison. The effect of pH on the activity of the differentCGTase preparations from A11 and BM wasTable 1. Degree of derivatization of the CGTases from A11 and BM obtained with different ... imprintinghad a pronounced effect on the structure of the activesite of the enzymes. Imprinting of the CGTases with CD of different sizes should have similar effects on theirpreferential formation, which ... cyclizationactivities of the different enzyme preparations were 40–50 °C for the A11 CGTase (Fig. 2A) and 60 °C for the BM CGTase (Fig. 2B). The similar temperatureoptima of the different forms indicate that there...
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Báo cáo khoa học: "Extracting Paraphrases of Technical Terms from Noisy Parallel Software Corpora" pot
... identify and remove197context-peculiar paraphrases. The contributions of our work are twofold.First, we studied the important problem of para-phrase extraction from a noisy semi-parallel soft-ware ... theirs. The following provides a summary of their technique.Two types of paraphrase patterns are defined:(1) Syntactic patterns which consist of the POStags of the phrases. For example, the paraphrases“a ... patterns. The patterns are scored basedon the following formula: (n+)/n, in which, n+refers to the number of positively labeled para-phrases satisfying the patterns and n refers to the number of all...
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Báo cáo khoa học: "Automatic Compilation of Travel Information from Automatically Identified Travel Blogs" doc
... database and ex-tracted travel information from them. We have confirmed the effectiveness of our method by experiment. For the identification of travel blogs, we obtained scores of 38.1% for Recall ... Compilation of Travel In-formation The task of compiling travel information is di-vided into two steps: (1) identification of travel blogs and (2) extraction of travel information from them. We ... in the field of natural language processing. The CRF-based me-thod identifies the class of each entry. Features and tags are given in the CRF method as follows: (1) the k tags occur before...
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Báo cáo khoa học: "Automatic Acquisition of Adjectival Subcategorization from Corpora" docx
... [*;3;noun/pronoun], _)ncmod([for;*;if], ˜, [*;4;noun/pronoun])ncsubj(2, 4)Figure 5: A pattern to match the frameadj-obj-for-to-infVP is the NP of the PP. The only part of the feature structure which is ... view of the in-frequent occurrence of some of the SCFs, althoughcombining the results of competing parses may insome cases result in an inconsistent or misleadingcombination of GRs. The parser ... this is anexample of the frame adj-obj-for-to-inf, shownin figure 3, (using AVM notation in place of COMLEXs-expressions). Part of the output of RASP for thissentence (the full output includes...
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Từ khóa: báo cáo khoa học mẫubáo cáo khoa học y họcbáo cáo khoa học sinh họcbáo cáo khoa học nông nghiệpbáo cáo khoa học lâm nghiệpbáo cáo khoa học thủy sảnchuyên đề điện xoay chiều theo dạngNghiên cứu vật liệu biến hóa (metamaterials) hấp thụ sóng điện tử ở vùng tần số THzNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namđề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giảiGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Nghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngNghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chếTìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThơ nôm tứ tuyệt trào phúng hồ xuân hươngGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)BÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘIMÔN TRUYỀN THÔNG MARKETING TÍCH HỢPTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ