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Spatial structure of antimicrobial peptide arenicin-2 in aqueous solution
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 0.6 mM arenicin-2, 90% H2O, 10% D2O 90% H2O/10% D2O 0 3.3 ambient 288 2 2D DQF-COSY 0.6 mM arenicin-2, 90% H2O, 10% D2O 90% H2O/10% D2O 0 3.3 ambient 288 3 2D 1H-1H NOESY 0.6 mM arenicin-2, 90% H2O, 10% D2O 90% H2O/10% D2O 0 3.3 ambient 288
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500 2 Varian UNITY 600
NMR Refinement Method Details Software simulated annealing XEASY
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 chemical shift assignment XEASY Bartels et al. 2 peak picking XEASY Bartels et al. 3 collection TopSpin Bruker Biospin 4 data analysis TopSpin Bruker Biospin 5 processing TopSpin Bruker Biospin 6 structure solution CYANA 2.1 Guntert, Mumenthaler and Wuthrich 7 collection VNMR Varian 8 data analysis VNMR Varian 9 refinement CYANA 2.1 Guntert, Mumenthaler and Wuthrich