Authier lagomarsino tanner x ray and neutron dynamic diffraction

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Ngày tải lên: 13/05/2014, 09:20

... scanning calorimetry (DSC); X- ray powder diffraction (XRPD); combined, simultaneous, and dynamic differential scan- ning calorimetry /X- ray powder diffraction (DSC/XRPD); and high performance liquid ... Mixtures of Polymorphs and Potential New Solids Forms. By using the combined and dynamic DSC/ XRPD, several mixtures of 1 disodium salt samples were identified, and the...

Ngày tải lên: 14/02/2014, 03:20

... Dispersive X- Ray Diffraction (EDXRD) was used. A schematic diagram of the small angle x- ray scattering set up is shown in Figure 1. The tungsten target X- ray tube was operated at 10 mA and 60 ... whether an explosive sample is present or not. In another example, Desouky et al, presented low angle X- ray scattering profiles for five different spices; anise, coriander,...

Ngày tải lên: 02/11/2012, 11:08

... backbone and side chain 13 C a and 13 C¢ and 13 C b carbons are assigned to the extent of 97%, 93% and 93%, respec- tively (BMRB accession number 6940) [24]. The 1 H– 15 N correlation in the TROSY experiment ... form of nPS using X- ray crystal- lography, as described below. Solution and refinement of the structure using X- ray crystallography The crystal structure of the panto...

Ngày tải lên: 16/02/2014, 09:20

... residues 29, T34 and E131 are shown. The hydrogen bonds between N29 and Oc and T34 and Oc, and between N29 and Nd and E131 and Oe2, in the wild-type protein are shown as green broken lines, and the ion ... the protein, and a and b represent the a helix and b strand, respectively. The side-chains of the mutated and parent amino acid residues at the six mutation sites...

Ngày tải lên: 18/02/2014, 13:20

... b-jelly roll [8] of two six-stranded anti-paral- lel b-sheets that form a convex side (b-strands 1, 3, 4, 6, 9 and 12) and a concave side (b-strands 2, 5, 7, 8, 10 and 11). The concave side is ... when the complex is formed. The ligands cellobiose, cellotetraose and cellohexaose were studied. Results and Discussion The crystal structure of CtCBM11, the binding cleft and its ligand...

Ngày tải lên: 18/02/2014, 17:20

... the mechanism and nature of arrestin’s activation, we conducted small-angle X- ray scat- tering (SAXS) studies of arrestin in solution to measure directly the quaternary structure and conformation ... signalling. EXPERIMENTAL PROCEDURES Protein expression and purification Wild-type arrestin was prepared from bovine retina [7], while arrestin R175Q was expressed from yeast cells and...

Ngày tải lên: 22/02/2014, 07:20

... 4,4 II ,4 III ,4 IV -tetrathio-a-xylopentoside; TRX I, Trichoderma reesei xylanase I; TRX II, Trichoderma reesei xylanase II; Xyl2, b- D-xylobiose; Xyl3, b-D-xylotriose; Xyl4, b-D-xylotetraose; Xyl5, b- D-xylopentaose; Xyl6, ... decreased in the series b-d-xylohexaose (Xyl6) > b-d-xylopentaose (Xyl5) > b-d-xylotetraose (Xyl4) > b-d-xylotriose (Xyl3), with no detectable affinity for b-...

Ngày tải lên: 07/03/2014, 17:20

... weeks and repeated dissolving of the crystalline networks a single dark red crystal suitable for X- ray diffraction was obtained grown from 0.1 m bicine pH 9.0 and 3.2 m ammonium sulfate. X- ray diffraction ... Lys-N f -iron bond coupled with the dynamic process of ligand exchange. It thus seems likely that the mechanism of release of the axial ligand under alkaline conditions...

Ngày tải lên: 07/03/2014, 17:20

... the CNS refinement stage. A random sample of 10% of the X- ray data was excluded from the refinement and was taken as the test data set, and the agreement between the calculated and observed structure ... known from X- ray structural analysis of wild-type cyt b 5 [21] that the core 2 consists of b-strand III (Tyr27–Leu32), b-strand II (Thr21–Leu25), b-strand I (Lys5–Tyr7) and a-he...

Ngày tải lên: 08/03/2014, 10:20