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NMR Structure of a D,L Alternating pentadecamer of norleucine: double antiparallel beta-helix
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 DQF-COSY 4.7 mM Chloroform-d ambient 303 2 2D TOCSY 4.7 mM Chloroform-d ambient 303 3 2D ROESY 4.7 mM Chloroform-d ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITY 400
NMR Refinement Method Details Software molecular dynamics Structures based on a total of 68 restraints: 28 interchain distance constraints and 40 intrachain distance constraints Discover
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 5 Representative Model 1 (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 structure solution Discover 2.9.7 BIOSYM 2 data analysis VNMR VARIAN 3 refinement Discover 2.9.7 BIOSYM