bài 3 trao đổi khoáng và nitơ ở thực vật
VIBRATION AND SHOCK
... (Hz) 0.001 0.01 0.1 10 100 000 10 000 0.000 001 0.000 Ol 0.000 0.001 0.01 0.1 10 130 990 31 3 99 31 .3 9.9 3. 13 0.99 A Let K = 1000 N/mm and vary M: M (kg) 0.00102 0.0102 0.102 1.02 10.2 102 020 ... 47r2Mf2r = ^- Wrf2 = 0.1023Wr/2 r 38 6 Let us calculate the force that results from oz-in of imbalance on a member rotating at 8000 rpm or 133 rps: oz = 1A6 Ib r = in Then F - 0.10 230 /I6)(IXm)2 - 114 ... forces at station 1, as shown in Fig 23. 13 First we take a summation of forces about station 4, just as we did in Fig 23. 12 The imbalance at station 2, Fig 23. 13 Forces on an unbalanced rotor when...
Ngày tải lên: 25/10/2013, 13:15
Bài giảng Chapter 17 Free Energy and Thermodynamics
... +90 .37 0 Al2O3 Br2(g) C(graphite) CO2(g) CaO(s) CuO(s) Fe2O3(s) H2O2(l) H2O(l) HCl(g) HI(g) I2(g) NH3(g) NO2(g) O2(g) SO2(g) -1669.8 +30 .71 -39 3.5 - 635 .5 -156.1 -822.16 -187.8 -285. 83 -92 .30 +25.94 ... 188. 83 1 73. 51 198.49 116. 73 191.50 210.62 51.45 31 .88 Al2O3(s) Br2(g) C(graphite) CO2(g) CaO(s) CuO(s) Fe2O3(s) H2O2(l) H2O(l) HCl(g) HI(g) I2(g) NH3(g) NO2(g) O2(g) SO2(g) 51.00 245 .3 5.69 2 13. 6 ... Approach 37 Substance S° J/mol-K Substance S° J/mol-K Al(s) Br2(l) C(diamond) CO(g) Ca(s) Cu(s) Fe(s) H2(g) H2O(g) HF(g) HBr(g) I2(s) N2(g) NO(g) Na(s) S(s) 28 .3 152 .3 2. 43 197.9 41.4 33 .30 27.15 130 .58...
Ngày tải lên: 28/11/2013, 01:12
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
... 50.0–1.48 (1. 53 1.48) 1.92 7.7 (38 .3) 95.9 (88.9) 732 659 124 631 6.1 (5.2) 16.6 (3. 6) 18 .3 36. 13 1.57 (1.61–1.57) 98 731 (6589) 19.8 (33 .7) ⁄ 23. 6 (35 .9) 0.008 1. 135 6984 29 630 31 .86–1 .35 (1 .38 –1 .35 ) 152991 ... (1 .38 –1 .35 ) 152991 (10 838 ) 18.8 ( 23. 9) ⁄ 20 .3 (25.4) 0.008 1.170 68 23 18 734 49.75–1.48 (1.52–1.48) 1 135 39 (7965) 22.6 (29.5) ⁄ 25.6 (32 .7) 0.012 1 .38 2 6855 10 417 24.5 39 .1 14.8 27.6 10.1 21.0 ... Biol 39 9, 37 7 38 4 Lah MS, Dixon MM, Pattridge KA, Stallings WC, Fee JA & Ludwig ML (1995) Structure-function in Escherichia coli iron superoxide dismutase: comparisons with 28 29 30 31 32 33 34 35 ...
Ngày tải lên: 14/02/2014, 22:20
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
... I S 4.6 3. 2 3. 0 5.8 3. 0 1.6 1.8 >3. 2 3. 1 1.4 1.5 >3. 2 4.65 19.81 14.12 – a The apparent volume change of association (DV) was determined by replotting the data in Fig according to (Eqn 3) and ... 178, 34 0 34 3 30 Davanloo, P., Rosenberg, A.H., Dunn, J.J & Studier, F.W (1984) Cloning and expression of the gene for bacteriophage T7 RNA polymerase Proc Natl Acad Sci USA 81, 2 035 –2 039 31 Peabody, ... 256, 33 0 33 9 34 Da Poian, A.T., Oliveira, A.C & Silva, J.L (1995) Cold denaturation of an icosahedral virus: the role of entropy in virus assembly Biochemistry 34 , 2672–2677 Ó FEBS 20 03 Cavities...
Ngày tải lên: 19/02/2014, 12:20
Tài liệu Báo cáo khoa học: Relationships between structure, function and stability for pyridoxal 5¢-phosphate-dependent starch phosphorylase from Corynebacterium callunaeas revealed by reversible cofactor dissociation studies doc
... methods for details a Fraction B Fraction C 2.65 0 .35 36 0 130 Stable P-E-K-Q-P-L-P-A-Aa 0.71 0.07 31 .8 3. 1 17 X-Qb 0.76 0.10 21.9 2 .3 18 (S)-Q-P-(I)c CcStP EcMalP EcMalP Residue Ser1 is ... Sulphate mM Phosphate Wild-type S224A R226A R 234 A S 238 A R242A 57 40 11 260 36 190 Stable Stable 100 10.5 Stable Stable Stable Stable Stable 30 Stable Stable 30 0 20 4 0.5 25 10 ể FEBS 2004 Cofactor ... (mM) Recovered enzyme activity (%) Wild-type S224A R226A R 234 A R242A 6.07 2.89 10.4 47.1 ND 66 59 85 68 56 1.29 0.51 3. 8 4.5 (37 ) (35 ) (48) (15) (48) recovered activity to Eqn (4) and are summarized...
Ngày tải lên: 19/02/2014, 16:20
VITAMINS IN FOODS Analysis, Bioavailability, and Stability potx
... 32 8 32 8 32 9 33 1 33 2 33 3 Chapter 18 33 9 33 9 33 9 34 1 34 2 34 2 34 3 34 4 34 4 34 5 34 6 34 7 34 8 34 8 34 9 35 0 35 0 35 1 35 1 35 2 35 4 35 4 35 5 35 6 35 6 35 9 36 0 36 0 36 1 36 3 Chapter 19 19.1 19.2 19 .3 19.4 ... 36 9 37 2 37 3 37 3 37 4 37 5 37 5 37 5 37 6 37 7 37 8 37 8 37 9 38 0 38 0 38 0 38 1 38 1 38 1 38 2 38 2 38 2 38 3 38 5 38 5 38 5 38 6 38 6 38 7 38 7 38 7 38 8 38 8 38 8 38 9 39 0 39 0 39 1 19.8 .3 Columns ... Vitamin B6 31 1 31 2 31 2 31 3 31 4 31 4 31 4 31 4 31 6 31 6 31 8 32 0 32 1 32 2 32 3 32 6 17.5 Pantothenic Acid ...
Ngày tải lên: 08/03/2014, 00:20
Báo cáo khoa học: Local changes in the catalytic site of mammalian histidine decarboxylase can affect its global conformation and stability pptx
... located in its K 233 residue [34 ] This lysine residue is extremely conserved, and corresponds to K3 03 of pig and rat DDC, also previously shown to play this role [18 ,35 ], and to K308 in rat HDC ... Proc Natl Acad Sci USA 87, 733 – 737 33 Laemmli, U.K (1970) Cleavage of structural proteins during the assembly of the head of bacteriophage T4 Nature 227, 680– 685 34 Hayashi, H., Tanase, S & ... 604–611 36 Poupon, A & Mornon, J.P (1998) Populations of hydrophobic amino acids within protein globular domains: identification of conserved ÔtopohydrophobicÕ positions Proteins 33 , 32 9 34 2 37 Ishii,...
Ngày tải lên: 08/03/2014, 08:20
Arsenic speciation in environmental and biological samples extraction and stability studies
... ± 0.8 1.0 1.0 3. 6 3. 9 3. 3 8.1 7.2 80.2 98.8 ± ± ± ± ± 1.0 1.4 1.1 3. 3 3. 9 3. 1 8.0 7.0 79.1 97.2 ± ± ± ± ± 1.1 1.6 1 .3 3.0 3. 8 3. 0 7.9 7.0 80.0 97.9 ± ± ± ± ± 0.9 1 .3 1.0 3. 0 3. 5 3. 0 8.0 7.0 80.0 ... species 15.4 48.7 33 .8 97.9 ± ± ± ± 2.0 3. 0 2.8 4.5 16.5 49.5 33 .0 99.0 ± ± ± ± 2.1 3. 0 2.0 4.2 14.6 49.4 34 .0 98.0 ± ± ± ± 2.0 3. 0 2.5 4.4 15 .3 48.7 33 .4 97.4 ± ± ± ± 2 .3 3.0 2.0 4 .3 AsB DMA Unknown ... 98.7 ± ± ± ± ± 0.8 1 .3 1.0 3. 2 3. 7 3. 2 8 .3 7.2 80.1 98.8 ± ± ± ± ± 1.0 1.2 1 .3 3.0 3. 6 3. 1 8.2 7 .3 80.0 98.6 ± ± ± ± ± 1.0 2.0 2.0 3. 2 4.2 As(III) DMA MMA As(V) As species 3. 0 8.1 7.1 80.0 98.2...
Ngày tải lên: 15/03/2014, 23:49
Báo cáo " Boundedness and Stability for a nonlinear difference equation with multiple delay " docx
Ngày tải lên: 22/03/2014, 11:20
BIS Papers No 62 Financial sector regulation for growth, equity and stability doc
... or translated provided the source is stated ISSN 1609- 038 1 (print) ISBN 92-9 131 -088 -3 (print) ISSN 1682-7651 (online) ISBN 92-9197-088 -3 (online) Preface The failure of regulation and the short-sightedness ... specific difficulties that are likely to be faced by EMEs in the implementation of Basel 3? 16 .30 –18 .30 Session II on “Implications of the Evolving Regulatory Framework for Equity in the post ... and Annapurna Neti 93 Summary of the discussion 119 Financial Sector Regulation for Stability Chair’s initial remarks John Lipsky 1 23 Macroprudential policies...
Ngày tải lên: 23/03/2014, 02:20
Báo cáo khoa học: Increased amylosucrase activity and specificity, and identification of regions important for activity, specificity and stability through molecular evolution doc
... G1221T, G1 839 T A680G C123T, G1165C, A1509T C58T, G444T, T1793C N76D P157A, D 231 Y P 234 L, G554S E62K, D506N N387D Q613H E227G V389L, N503I R20C, F598S Improved Pol Improved Act ⁄ Pol Improved Act ... 82 1.4 1.7 2.2 0.020 0.010 0.026 0 .35 0.18 0.54 0.14 0. 23 0. 23 29 48 62 0.52 0. 43 0.86 0.018 0.009 0.014 0. 43 (1.2)a 0.05 0 .36 (2.0) 0.04 0.64 (1.2) 0.11 112 30 0 102 Km1 kcat1 (mM) (s)1) Total ... 1.5· Act 3 ⁄ Tstab Act 1.5· Pol + Act 2· Act 2· Mutations DNA C45T, A226G C469G, G691T,C1441T C698T,C1 239 T,G1597A G184A, C 131 7T, G1516A G99A, G495A, A1159G G1221T, G1 839 T A680G C123T, G1165C,...
Ngày tải lên: 23/03/2014, 11:20
Báo cáo khoa học: Thermodynamic analysis of the unfolding and stability of the dimeric DNA-binding protein HU from the hyperthermophilic eubacterium Thermotoga maritima and its E34D mutant pdf
... DGU,25 of the E34D mutant The Tg values refer to the condition DGU(Tg) ¼ pH 4.00 3. 75 3. 50 HUTmar variants Wild type E34D Wild type E34D Wild type E34D 77.5 73. 4 73. 2 69 .3 45.2 43. 2 DHU,m (kJÆmol)1) ... temperatures Biochemistry 31 , 35 97 36 03 34 Murphy, K.P & Freire, E (1992) Thermodynamics of structural stability and cooperative folding behaviour in proteins Adv Protein Chem 43, 31 3 36 1 35 Zhou, H.-X (2002) ... 0.2 0.2 0.2 0.2 0 .3 0 .3 DGU,25 (kJÆmol)1) Tg (°C) 1 83 175 174 166 106 100 28.5 26.7 26.6 25.0 16.0 15.4 101.9 98.0 97.8 94.2 74.4 73. 0 ± ± ± ± ± ± 2 2 3 ± ± ± ± ± ± 0 .3 0 .3 0 .3 0 .3 0.4 0.4 DDGU,25...
Ngày tải lên: 23/03/2014, 12:20
Báo cáo khoa học: Solution structure and stability of the full-length excisionase from bacteriophage HK022 pot
... achieved using the following experiments: 3D HBHA(CBCA)(CO)NH [35 ], 3D H(CC)(CO)NH-TOCSY [36 ], 3D (H)C(C)(CO)NH-TOCSY [37 ] and a 15N-edited 3D TOCSY-HSQC [38 ] The resonances of aromatic ring protons ... 13 C chemical shifts were referenced indirectly using the corresponding chemical shift ratios [31 ] 3D Triple-resonance [15N,1H]-TROSY-HNCO [32 ], (HCA)CO(CA)NH [33 ] and [15N,1H]-TROSY-HNCACB [34 ] ... b2 (residues Ile30–Phe31), b3 (residues Val35–Lys36), b4 (residues Tyr41–His44) and b5 (residues Val48–Lys49) – are colored in cyan The triproline segment (residues Pro32–Pro34) is marked in...
Ngày tải lên: 23/03/2014, 15:21
Báo cáo Y học: Domain organization, folding and stability of bacteriophage T4 fibritin, a segmented coiled-coil protein docx
... transition 486 281 258 182 120 108 75 58 )9280 )36 10 )31 70 )1660 – )1216 ) 630 )515 )7600 )30 80 )2640 )1170 )687 )656 – – – ) 530 ) 530 )490 – )560 – )515 0. 13 0 .39 0.42 0.88 0.91 0.81 – – The crystal structure ... heatabsorption peaks centred at 32 1 K (DH ¼ 139 0 kJÆmol trimer)1), 33 6 K (DH ¼ 7600 kJÆmol trimer)1), and 34 5 K (DH ¼ 515 kJÆmol trimer)1), respectively (Fig 3A) The transition at 32 1 K can be assigned ... between 33 5 and 35 8 K (Fig 4A) The DSC endotherms for B1, SM1, and SM4 mutants (all containing the C-terminal domain) revealed that the 33 0 K heat adsorption transition was almost accomplished at 33 5...
Ngày tải lên: 24/03/2014, 03:21
Báo cáo Y học: Cytochrome c from a thermophilic bacterium has provided insights into the mechanisms of protein maturation, folding, and stability potx
... host-specific cytochrome c maturation genes, ccmABCDEFGH: biochemical, spectral, and 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 structural characterization of the recombinant protein Protein Sci 9, ... randomly selected five of the 35 amino-acid residues that differ between the two cytochromes c, we would have tested (35 · 34 · 33 · 32 · 31 )/(5 · · · · 1) ¼ 32 4 632 variants What we can learn ... mutation [Val78 to Ile (V78I)] and double mutations [Phe7 to Ala/Val 13 to Met (F7A/V13M) and Phe34 to Tyr/Glu 43 to Tyr (F34Y/ E43Y)] in the three regions of PA c-551 each individually enhanced the...
Ngày tải lên: 24/03/2014, 03:21
Islamic vs. Conventional Banking: Business Model, Efficiency and Stability ppt
... 10.754 36 .895 13. 870 1.109 6.575 25.912 2.676 -0 .32 0 3. 650 7 .35 0 45.676 3. 340 25.480 87.110 16.7 93 1.417 13. 528 36 .726 17.480 1.121 10.705 36 .898 0.271 0.000 0.000 0.886 38 422 38 333 37 188 13. 762 ... 31 14 6041 5961 5695 5 531 4966 4 837 33 32 60 23 6 036 6165 6059 33 .790 2.460 62.412 2.549 54.5 83 5.772 1 .35 1 8.098 17.718 1.290 11.550 41. 535 19.808 6 .39 8 28.520 1.804 19.0 83 4. 534 1.445 7.050 13. 326 ... 28749 32 . 639 5.490 71. 739 20.284 9.172 31 .524 4.107 0.000 21.459 69 .32 6 26.742 125.659 34 .4 23 3.854 77 .38 4 32 .615 5.517 71.6 43 0.240 0.000 0.000 Total assets 2 836 1 27 835 3. 480 62.002 2 .39 5 18.182...
Ngày tải lên: 29/03/2014, 08:20
Báo cáo khoa học: Metal ions modulate the folding and stability of the tumor suppressor protein S100A2 docx
... +Ca2+ 3. 9 89.9 35 .1 40 .3 13. 0 3. 5 2.9 – )14.2 )5.2 4.5 4.0 4.8 78.9 50.1 62.4 11.2 5 .3 7.0 – )3. 9 +2.4 4.2 4.1 4 .3 71.8 68.2 51.8 10 .3 9.7 5 .3 – )0.8 +0.8 a DDGU = D[Urea]1 ⁄ · maverage [36 ] A ... p 53, and disrupt subsequent downstream cell cycle regulation Indeed, Zn2+ transporters are upregulated in breast carcinoma and pancreatic tumours [31 ,32 ] leading to elevated Zn2+ levels [33 35 ], ... 27(Suppl 1), 36 39 36 Pace CN, Shirley BA & Thomson JA (1990) Measuring the conformational stability of a protein In Protein Structure – A Practical Approach (Creighton TE, ed.), pp 31 1 33 0 IRL Press,...
Ngày tải lên: 30/03/2014, 02:20
Báo cáo khoa học: Tryptophan 243 affects interprotein contacts, cofactor binding and stability in D-amino acid oxidase from Rhodotorula gracilis ppt
... in the activity assay mixture 506 d (33 4) (34 2) (33 8) (34 2) (33 8) (34 0) (33 7) (34 1) 18.9 9.4 12 .3 These values were determined in the presence FEBS Journal 2 73 (2006) 504–512 ª 2006 The Authors ... a.u 0.02 ± 0.01a 110 ± 8b 0.8 ± 0.2b 12.7 0.12 ± 0.01 86 ± 1.5 ± 0.2 0 .37 ± 0. 03 95 ± 2d 1.6 ± 0.1d 135 940 230 900 34 0 465 37 0 715 0.04 ± 0.01 108 ± 1.4 ± 0.1 As described previously [9] b As ... fluorescence: a Kd value of 0 .37 and 0. 035 lm of the apoprotein–FAD complex was obtained for the W243I and W243Y mutants, respectively The value determined for W243I is 20-fold higher than obtained...
Ngày tải lên: 30/03/2014, 11:20
Báo cáo khóa học: High level cell-free expression and specific labeling of integral membrane proteins doc
... indicates a transmembrane four-helix bundle Biochemistry 35 , 7 233 –7 238 32 Kuroda, Y., Maeda, Y., Sawa, S., Shibata, K., Miyamoto, K & Nakagawa, T (20 03) Effects of detergents on the secondary structures ... Escherichia coli FEBS Lett 507, 220–224 37 Huppa, J.B & Ploegh, H.L (1997) In vitro translation and assembly of a complete T cell receptor-CD3 complex J Exp Med 4, 39 3–4 03 38 Guignard, L., Ozawa, K., Pusglove, ... protein EmrE FEBS Lett 480, 127– 131 43 Yokoyama, S (20 03) Protein expression systems for structural genomics and proteomics Curr Opin Chem Biol 7, 39 – 43 44 Betton, J.M (20 03) Rapid translation system...
Ngày tải lên: 30/03/2014, 13:20