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Ligand-Based NMR Study of C-X-C Chemokine Receptor Type 4 (CXCR4)-Ligand Interactions in Living Cancer Cells
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H NOESY 2.0 mM NA peptide, 10 % [U-99% 2H] D2O 90% H2O/10% D2O 0 mM 5.5 1 atm 298 Varian INOVA 600 2 2D 1H-1H TOCSY 2.0 mM NA peptide, 10 % [U-99% 2H] D2O 90% H2O/10% D2O 0 mM 5.5 1 atm 298 Varian INOVA 600 3 2D DQF-COSY 2.0 mM NA peptide, 10 % [U-99% 2H] D2O 90% H2O/10% D2O 0 mM 5.5 1 atm 298 Varian INOVA 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 600
NMR Refinement Method Details Software simulated annealing DYANA
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection VNMR Varian 2 chemical shift assignment XEASY Bartels et al. 3 structure calculation DYANA Guntert, Braun and Wuthrich