solid state nmr spectroscopy for biopolymers principles and applications

Ngày tải lên: 15/10/2013, 16:10

... sciences to the power and relatively straightforward nature of NMR approaches and allow them to better evaluate NMR data reported in the literature. NMR for everyone The NMR phenomenon: a potted ... sample requirements and what information can be obtained from simple NMR experiments. We then review the use of NMR spectroscopy for determining the 3D structures of macromolecules and examine how ... using solution -state NMR spectroscopy (black bars) and X-ray crystallography (grey bars). NMR dominates the PDB for small proteins, whereas X-ray crystallography is domi- nant for proteins >...

Ngày tải lên: 29/03/2014, 00:20

... the mutants A, B and C are well-folded and have conformations that closely resemble the wild-type domain, whereas D and E are not correctly folded and therefore should not be used for any subsequent ... unlabelled. Protein– protein (dots), ligand–ligand (dot-dash) and protein–ligand (solid arrows) NOEs can now be separated. M. Bieri et al. Macromolecular NMR for the non-spectroscopist II FEBS Journal ... important for biological processes such as catalysis, allosteric regulation, ligand binding and protein folding, and NMR is the most powerful tech- nique for deconvoluting these motions. In all NMR experiments,...

Ngày tải lên: 29/03/2014, 00:20

Ngày tải lên: 27/10/2013, 15:59

... devices that can operate, for example, in three of the four quadrants of the i-v characteristic and can therefore act as sources of energy for specific combinations of voltages and currents. An example ... shown and i 1 = 2mAandi 2 = 1.5 mA, what is the current i 3 ?If i 1 = 1mAandi 3 = 1.5 mA, what is i 2 ? 2.5 CIRCUIT ELEMENTS AND THEIR i-v CHARACTERISTICS The relationship between current and voltage ... (Ω) 24 Solid 0.0201 28.4 24 7 0.0080 28.4 22 Solid 0.0254 18.0 22 7 0.0100 19.0 20 Solid 0.0320 11.3 20 7 0.0126 11.9 18 Solid 0.0403 7.2 18 7 0.0159 7.5 16 Solid 0.0508 4.5 16 19 0.0113 4.7 A circuit...

Ngày tải lên: 19/01/2014, 19:20

... dynamics and race track simulation, motor and battery pack selection, battery pack and loading system design, and transmission and driveline design. This is an ongoing competition, and new projects ... physical explanation for the excess (or missing) energy not accounted for in the voltages around a circuit. Kirchhoff’s voltage law may be stated in a form similar to that used for KCL: N  n=1 v n = ... course at Ohio State, the student team was divided into four groups: battery system selection, motor and controller selection, transmission and driveline design, and instrumentation and vehicle...

Ngày tải lên: 19/01/2014, 19:20

... devices that can operate, for example, in three of the four quadrants of the i-v characteristic and can therefore act as sources of energy for specific combinations of voltages and currents. An example ... shown and i 1 = 2mAandi 2 = 1.5 mA, what is the current i 3 ?If i 1 = 1mAandi 3 = 1.5 mA, what is i 2 ? 2.5 CIRCUIT ELEMENTS AND THEIR i-v CHARACTERISTICS The relationship between current and voltage ... voltage and current in electrical conductors does not apply at very high voltages and currents. Further, not all electrically conducting materials exhibit linear behavioreven for small voltages and...

Ngày tải lên: 19/01/2014, 20:20

... dynamics and race track simulation, motor and battery pack selection, battery pack and loading system design, and transmission and driveline design. This is an ongoing competition, and new projects ... Standard 753 16.1 Electricity and Magnetism 768 The Magnetic Field and Faraday’s Law 768 Self- and Mutual Inductance 771 Ampère’s Law 775 16.2 Magnetic Circuits 779 16.3 Magnetic Materials and ... 239 High-Pass Filters 245 Band-Pass Filters 248 Decibel (db) or Bode Plots 257 6.3 Complex Frequency and the Laplace Transform 260 The Laplace Transform 263 Transfer Functions, Poles, and Zeros 267 7.1...

Ngày tải lên: 19/01/2014, 20:20

Ngày tải lên: 23/02/2014, 02:20

... pectinases and hemicellulases for the extraction of juices, oils and agar (San Mart ´ ın et al. 1988; Uhlig 1998; Ovando- Chac ´ on and Waliszewski 2005), for the enzymatic stonewashing of denim and ... cellulose fibers down to glucose (Ryu and Mandels 1980). Cellulases have many and increasing applications in the food, feed, detergent and textile industries and also in the pharmaceutical industry ... (Lauw- ers and Scharp ´ e 1997; Huisman and Gray 2002; Aehle 2003; Pollard and Woodley 2006). In fact, enzyme applications in organic synthesis represent now the most promising and challenging area for...

Ngày tải lên: 05/03/2014, 14:20

... with a solid foun- dation for understanding the numerical methods employed in today’s CFD and Chapter 2 Governing Equations 2.1 The Flow and its Mathematical Description Before we ... gradients. Therefore, Equation (2.7) is in general written in the form of Fourier’s law of heat conduc- tion, i.e., with IC standing for the thermal conductivity coeficient and T for the absolute ... Boulevard, Lungford Lane. Kidlingion, O.rford, OX5 IGB. UK Advances in Engineering Software Computer Methods in Applied Mechanics and Engineering Computers and Fluids Computers and Structures...

Ngày tải lên: 17/03/2014, 14:25

Ngày tải lên: 17/03/2014, 14:28

... availability, and again to Philip Stephens for purchasing this first VCD instrument and helping to refine its testing and performance. For ROA instrumentation, special thanks go to Werner Hug for his ... 235 8.2.1.3 First Overtone and Combination-Band Region 236 8.2.1.4 Second Overtone and Second Combination Band Region 236 8.2.1.5 Third Overtone and Combination Band Region and Beyond 236 8.2.2 Choice ... the fundamental principles and applications of both VCD and ROA. An effort has been made to describe these two fields using a unified theoretical description so that the similarities and differences...

Ngày tải lên: 22/03/2014, 15:20

... of species we see on an island, and how does this number depend on the size and isolation of the island? Gilbert White’s question of population abundance was revisited and expanded beyond the sterile ... assumed weak selection and q << 1, as before, but also that both the numbers of groups, m, and the maximum group size, n, are much larger than 1. For more information, see Traulsen and Nowak, 2006. Group ... and Robert M. May 2 How populations cohere: five rules for cooperation 7 Martin A. Nowak and Karl Sigmund 3 Single-species dynamics 17 Tim Coulson and H. Charles J. Godfray 4 Metapopulations and...

Ngày tải lên: 23/03/2014, 01:20

... Laser Microscopy - Principles and Applications in Medicine, Biology, and the Food Sciences 36 Confocal Laser Microscopy - Principles and Applications in Medicine, Biology, and the Food Sciences http://dx.doi.org/10.5772/50821 Edited ... development and applications of confocal systems for in vivo clinical use, automation of image acquisition and image anal‐ ysis, and 3D visualization and data extraction. The range of applications ... mice are homozygous for a mutation in the leptin receptor, and spontaneously develop type 2 diabetes Confocal Laser Microscopy - Principles and Applications in Medicine, Biology, and the Food Sciences 30 ...

Ngày tải lên: 23/03/2014, 10:20

... aquacul- ture, and production of cosmetic and personal care items with equal force and conviction. It is important for practitioners of those disciplines to continue reading this text and look for relevant ... not extend to copying for general distribution, for promotion, for creating new works, or for resale. Specific permission must be obtained in writing from CRC Press LLC for such copying. Direct ... have been made to publish reliable data and information, but the author and the publisher cannot assume responsibility for the validity of all materials or for the consequences of their use. Neither...

Ngày tải lên: 23/03/2014, 11:20

Ngày tải lên: 31/03/2014, 15:22

Ngày tải lên: 02/04/2014, 15:29