craton mantle formation and structure of eastern finland mantle evidence from kimberlite derived mantle xenoliths xenocrysts and diamonds

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

Ngày tải lên : 14/02/2014, 22:20

... Three of the ligands, OD2 of Asp165, NE2 of His79 and NE2 of His169, formed an equatorial plane The other protein ligand, NE2 of His31, bound to the metal, in the company of a water oxygen, from ... Crystal structure of SOD from A pernix K1 A B 90° Fig Crystal structure of ApeSOD (A) Monomer structures of apo (green), Mn-bound (magenta) and Fe-bound (cyan) ApeSODs are superimposed and shown ... the conformation around the active site of ApeSOD is independent of the presence of a metal cofactor Figure 3D shows the superimposition of the active site structures of apo, Mn-bound and Fe-bound...

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Crystal structure of amyb, an alpha amylase from halothermothrix orenii, and comparison with its homologs

Ngày tải lên : 14/09/2015, 11:11

... in the revised version of the thesis, and advice on revision of the thesis And for pulling my brain out of the gutter and getting it to stay focused Prof Birte Svensson and Dr Karen Marie Jakobsen ... on AmyA and AmyB 31 1.4.5 Salt dependence of AmyA and AmyB 32 1.4.6 Content of charged amino acids in AmyA and AmyB 33 1.4.7 Crystal structure of AmyA 33 1.5 Applications 34 1.6 Scope of the thesis ... domain, and to compare the structural and catalytic features of AmyB to those of other enzymes of the α-amylase family 34 MATERIALS AND METHODS 2.1 PCR and cloning 2.1.1 Construct design and PCR...

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Tài liệu Báo cáo khoa học: Crystal structure of an ascomycete fungal laccase from Thielavia arenaria – common structural features of asco-laccases ppt

Ngày tải lên : 14/02/2014, 18:20

... differences from the analogous structures of the ascomycete laccase (asco-laccase) MaL, thus giving a comprehensive view of the structure and function of asco-laccases Results and Discussion Overall structure ... basidiomycete laccases and asco-laccases Dimerization In the TaLcc1 crystal structure, molecules A and B (and C and D) of the asymmetric unit form a weak dimer (Fig 6) On the basis of calculations performed ... C and D Validation was performed with SFCHECK [63] from the CCP4 package, with 92.9% of all residues being in the most favourable region of the Ramachandran plot (Table 2) Crystal structure 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

Ngày tải lên : 20/02/2014, 11:20

... regions and not effect the overall structure The loop connecting the middle and PP domain is ﬁve residues longer in ZmPDC and most residues of this loop are invisible in the structure of IPDC None of ... Quaternary structure of IPDC Upper panel: stereo view of the quaternary structure of IPDC from Enterobacter cloacae The four subunits of the tetramer are shown in diﬀerent colours The cofactor molecules ... free of cofactors A molecular mass of 60 000 Da per subunit resulted from SDS/PAGE, which corresponded to the value calculated from the nucleotide sequence of the structural gene The identity of...

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Báo cáo khoa học: Crystal structure of the halotolerant c-glutamyltranspeptidase from Bacillus subtilis in complex with glutamate reveals a unique architecture of the solvent-exposed catalytic pocket docx

Ngày tải lên : 22/03/2014, 21:20

... FEBS 1003 Structure of B subtilis c-glutamyltranspeptidase A K Wada et al B C Fig Comparison of the structures of GGTs from (A) B subtilis, (B) E coli and (C) H pylori The structure of each GGT ... core structure, comprising two central b-sheets and surrounding a-helices, similar to the structure of the Ntn hydrolase superfamily [17,18] Recently, the crystal structure of ligand free-GGT from ... to the lid-loop To better understand the signiﬁcance of Structure of B subtilis c-glutamyltranspeptidase the absence of the lid-loop sequence and the presence of the extra residues at the L-subunit...

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Báo cáo khoa học: The crystal structure of the ring-hydroxylating dioxygenase from Sphingomonas CHY-1 pot

Ngày tải lên : 23/03/2014, 09:21

... structure of a terminal oxygenase that can catalyze the oxidation of a broad range of PAHs including four- and ﬁve-ring PAHs Based on this structure it is inferred that the broad speciﬁcity of ... of 16 a-helices and 11 b-strands (Fig 1) The core region is dominated by 2474 a nine-stranded antiparallel b-sheet in the center of the domain with the active site of the enzyme on one side and ... containing two of the mononuclear Fe ligands (Hisa207 and Hisa212) and helices, aca10 and aca11, which include Aspa360, the third iron ligand Providing access to the catalytic pocket loops LI and LII...

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Báo cáo khoa học: NMR solution structure of Cn12, a novel peptide from the Mexican scorpion Centruroides noxius with a typical b-toxin sequence but with a-like physiological activity doc

Ngày tải lên : 23/03/2014, 12:20

... segments of the primary structure containing Cys25, Cys27, Cys45 and Cys47 As we knew the primary structure, we knew that the remaining disulﬁde bridges were between Cys25 and Cys45 and Cys29 and ... residues 24–32, three strands of antiparallel b-sheet comprising residues 2–4, 37–40 and 45–48, and a type II turn at residues 41–44 (C) The models of 19 out of 250 NMR structures calculated for ... found in the secondary and tertiary structures It can be seen in Fig 4C that the segment from residue to 11 and that from residue 53 to 67 is not well deﬁned because of the lack of long-range NOEs,...

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Báo cáo khoa học: Solution structure of long neurotoxin NTX-1 from the venom of Naja naja oxiana by 2D-NMR spectroscopy pot

Ngày tải lên : 23/03/2014, 13:20

... at the tip portion of loop I and residues 60–63 in the crystal structure are not observed in the solution structure Comparison of crystallographic B factor and RMSD of the NMR structures reveals ... Cys47-Cys58 and Cys59-Cy64, and are involved in a double- and a triple-stranded b-sheet, i.e the main regular secondary structures of NTX-1 Loop I (residues 1–15) constitutes a double-stranded antiparallel ... and some residues in loop I and loop II (such as Tyr4, Val38, Ile39, Glu40 and Leu41), show that this region is in close contact with the other parts of the structure Most of the calculated structures...

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Tiểu luận quản trị rủi ro Determinants of corporate hedging decision Evidence from Croatian and Slovenian companies

Ngày tải lên : 22/04/2015, 13:49

... et al (1993), Getzy et al (1997), Gay and Nam (1998), Minton and Schrand (1999), Haushalter (2000), Mello and Parsons (2000), Allayannis and Ofek (2001) and Haushalter et al (2002) Lý thuyết ... trị sổ sách vốn cổ phần ((Hoyt and Khang, 2000; Trang 12 / 29 Determinants of corporate hedging decision: Evidence from Croatian and Slovenian companies Allayannis and Weston, 2001; Mian, 1996), ... sách tài sản (Haushalter, 2000; Hoyt and Khang, 2000; Allayannis and Weston, 2001; Allayannis and Ofek, 2001), giá trị sổ sách tổng doanh số bán hàng (Allayannis and Weston, 2001) Dấu biến kỳ vọng...

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Tiểu luận quản trị rủi ro Determinants of corporate hedging decision Evidence from Croatian and Slovenian companies

Ngày tải lên : 14/07/2015, 14:25

... “Determinants of corporate hedging decision: Evidence from Croatian and Slovenian companies”, Research in Internation Bussiness and Finance, 2012 41 Ying Liu, “The Determinants of Corporate Hedging and ... Empirical Research of European Firms”, Tilburg University, 2014 Haushalter, G.D., Financing policy, basis risk, and corporate hedging: Evidence from oil and gas producers The Journal of Finance 55 ... policies, The Journal of Financial and Quantitative Analysis 19 (2), 127–140, 1984 ****Smith, C.W., Stulz, R.M, The determinants of firm hedging policies, Journal of Financial and Quantitative Analysis...

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Information content and policy implications of stock splits, new evidence from the saudi arabian capital market

Ngày tải lên : 30/09/2015, 16:34

... consisting of the minister of finance and national economy, the minister of commerce and industry, and the governor of the Saudi Monetary Agency The purpose of this research is to study the impact of ... maintenance of accurate client information, liberation of bids and asks into the stock market and execution of transactions, delivery of sold shares and money payments through SAMA clearings, and price ... ownership structure, volatility, number of trades and turnover, and volume 4.2.1 Ownership Structure Lamoureux and Poon (1987) and Maloney and Mulherin (1992) document an increase in the number of stockholders...

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Issue manager reputation, underpricing and long run performance of initial public offerings evidence from the singapore IPO market

Ngày tải lên : 08/11/2015, 17:16

... schools of thought (Ritter and Welch, 2002): the asymmetry information based school of thought proposed by Rock (1986), Benveniste and Spindt (1989) and Welch (1992) and the symmetry information ... pre-tax profit of at least S$7.5 million for the preceding three years and a minimum pre-tax profit of S$1 million for each of those three years, or b) Cumulative consolidated pre-tax profit of at ... use a sample of 82 IPOs listed between 1987 and 1993 iii) Firth and Liau-Tan (1997) use a sample of 114 IPOs listed between 1980 and 1993 iv) Koh and Walter (1989) use a sample of 70 IPOs listed...

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Tài liệu Informational eﬃciency of loans versus bonds: Evidence from secondary market prices pptx

Ngày tải lên : 16/02/2014, 02:20

... DLN(MATURITY): Stands for the difference between the natural log of one plus remaining maturity (in years) of the loan and that of the bond, measured as of an event date DLN(AMOUNT): Stands for the ... natural log of one plus remaining maturity (in years) of the loan and that of the bond, as on a event date DLN(AMOUNT) stands for the difference in natural log of one plus the amount of the loan ... natural log of one plus remaining maturity (in years) of the loan and that of the bond, as on a event date DLN(AMOUNT) stands for the difference in natural log of one plus the amount of the loan...

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Informational eﬃciency of loans versus bonds: Evidence from secondary market prices potx

Ngày tải lên : 15/03/2014, 07:20

... priority structure of loans and bonds, we incorporate the seniority and collateral information of a loan or a bond, using the classification of Altman and Kishore (1996) We classify the loans and bonds ... different from zero) between: (a) daily returns of loans and bonds, and (b) daily prices of loans and bonds of the same company around default dates The price and return data for loans is from the ... correlation and the average t-statistic (of testing whether the correlation coefficient is significantly different from zero) between: (a) daily returns of loans and bonds, and (b) daily prices of loans and...

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cameran et al - 2013 - are there adverse consequences of mandatory auditor rotation - evidence from the italian experience

Ngày tải lên : 06/01/2015, 19:41

... Italian version of the European nomenclature, Nace Rev 2, published in the Official Journal of 20 December 2006 (Regulation (EC) no 1893/2006 of the European Parliament and of the Council of 20 December ... in column of Table by adding an additional indicator variable coded for years 7, 8, and of tenure, and its interactions with ΔNI and DΔNI The test variable of interest, the coefficient of the interaction ... decentralized office-based delivery of audits A rotation rule might well change this and eliminate mid-size offices in favor of larger regional offices This in turn 28 would result in the loss of local...

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bauer et al - 2007 - the impact of cg on cp - evidence from japan [gmi]

Ngày tải lên : 06/01/2015, 19:48

... ratings per country Country Rating Country Rating USA Canada UK Australia Netherlands Finland Ireland Switzerland New Zealand Germany Spain 7.23 7.19 7.12 6.73 6.58 6.05 6.04 5.66 5.62 5.58 5.46 Sweden ... to both the evaluation period and cut-off points for portfolios, we report results over various sample periods and for several cut-off points Standard deviations of outperformance are reported ... result of the large amount of cross-holdings of Japanese firms and the dominant role of a main bank, it is mainly those parties that elect board members.8 In addition, as noted by Kang and Shivdasani...

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Determinants of dividend payout ratio evidence from listed companies on ho chi minh stock market

Ngày tải lên : 22/10/2015, 13:17

... validity of Modigliani and Miller’s theories and the propositions have both been supported and rejected by various academics Black and Scholes (1974) favors the results of Modigliani and Miller and ... DETERMINANTS OF DIVIDEND PAYOUT RATIOS: EVIDENCE FROM LISTED COMPANIES ON HO CHI MINH STOCK MARKET In Partial Fulfillment of the Requirements of the Degree of MASTER OF BUSINESS ADMINISTRATION ... nonprofitable companies (Eriostis and Vasiliou, 2003; Ahmed and Javid, 2009) Accordingly, Pruitt and Gitman (1991) make to a close those current and previous years’ profits, the year-to-year and...

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Báo cáo khoa học: The crystal structure of annexin Gh1 from Gossypium hirsutum reveals an unusual S3 cluster Implications for cellulose synthase complex formation and oxidative stress response potx

Ngày tải lên : 17/03/2014, 03:20

... shows separation of the two modules (I/IV and II/III) leading to greater accessibility of the intermodular space than in the case of AnxA5 and to formation of a Table Conservation of salt bridges ... is strictly conserved and two extreme conformations have been observed for this residue in the crystal structure of Anx24(Ca32) In the current structure, the conformation of the AB loop in the ... binding loops The IAB loops of Anx(Gh1) (A) and AnxA5 (B) are shown in the same view from the front (C) and (D) show the IIAB loops of Anx(Gh1) and AnxA5, respectively, from the top (membrane-binding)...

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Three essays on the credit growth and banking structure of Central and Eastern European countries

Ngày tải lên : 03/06/2014, 02:21

... Least-Squares Estimator US United States of America ix Abstract This thesis is comprised of three essays on the credit growth and banking structure of the Central and Eastern European Countries (CEE) ... Central and Eastern Europe are part of a convergence and financial deepening process and they present results that are consistent with this hypothesis Kraft and Jankov (2005) study the impact of lending ... time in terms of profitability, efficiency, and liquidity ratios The sign and the significance level for a majority of micro and macro level variables change between the 1990s and the 2000s The...

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Báo cáo lâm nghiệp:" Structure, spatial distribution and competition in mixed jack pine (Pinus banksiana) stands on clay soils of eastern Canada" pps

Ngày tải lên : 08/08/2014, 01:21

... Stand structure and allometry of trees during self-thinning of pure stands, J Ecol 66 (1978) 599–614 Structure of mixed jack pine stands on clay [31] Nilsson U., Development of growth and stand ... pine stands and stands composed of a mixture of jack pine and white birch and jack pine and trembling aspen Source DF Mean square P>F Stand type Error 19 0.498 0.929 0.711 Figure Skewness of basal ... 2.3.1 Age structure The quartiles of age (1st quartile, median and 3rd quartile) of the jack pine population of each stand were used in order to compare the age structure of the three stand types...

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