☰ Navigation Tabs
THREE-DIMENSIONAL SOLUTION STRUCTURE OF ALPHA-CONOTOXIN GID BY NMR SPECTROSCOPY
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D TOCSY 2.5mM peptide; 90% H2O, 10% D2O 90% H2O/10% D2O 0 2.8 ambient 287 2 2D NOESY 2.5mM peptide; 90% H2O, 10% D2O 90% H2O/10% D2O 0 2.8 ambient 287 3 DQF-COSY 2.5mM peptide; 90% H2O, 10% D2O 90% H2O/10% D2O 0 2.8 ambient 287 4 E-COSY 2.5mM peptide; 90% H2O, 10% D2O 90% H2O/10% D2O 0 2.8 ambient 287
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 750
NMR Refinement Method Details Software Initial structures were calculated using torsion angle dynamics and structures were refined in a water shell using cartesian dynamics. the structures are based on a total of 183 NOE derived distance restraints, 15 dihedral angle restraints. XwinNMR
NMR Ensemble Information Conformer Selection Criteria all calculated structures submitted, structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 16 (lowest energy)
Additional NMR Experimental Information Details This structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.6 Bruker 2 data analysis XEASY 1.3.7 Xia and Bartels 3 structure solution DYANA 1.5 Guentert 4 refinement CNS 1.0 Brunger et al.