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NMR Structure of Hellethionin D
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 293 2 2D TOCSY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 293 3 DQF-COSY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 293 4 2D NOESY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 283 5 2D TOCSY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 283 6 DQF-COSY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 283 7 2D NOESY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 303 8 2D TOCSY 4mM Hellethionin D; water pH 2.5; 90% H2O, 10% D2O 90% H2O, 10% D2O pH 2.5 pH 2.5 2.5 1 bar 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 750 2 Bruker DRX 500 3 Bruker AMX 400 4 Bruker DRX 600
NMR Refinement Method Details Software distance geometry
simulated annealing
molecular dynamics Structure is based on 577 NOE-derived constraints and 17 distance constraints from hydrogen bonds XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20
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 3.0 bruker 2 processing XwinNMR 3.0 bruker 3 data analysis Sparky 3.98 Goddard 4 structure solution DGII Accelrys 5 structure solution Discover 2.98 Accelrys 6 refinement Discover 2.98 Accelrys