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NMR structure of peptide 7, characterized by a cis-4-amino-Pro residue, with a significant lower MIC on E. coli
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 1D 1H 2.0 mM peptide, 10 % [U-99% 2H] D2O, 200 mM [U-99% 2H] SDS, 90 % H2O 90% H2O/10% D2O 0 mM 5.0 1 atm 298 Varian INOVA 700 2 2D 1H-1H NOESY 2.0 mM peptide, 10 % [U-99% 2H] D2O, 200 mM [U-99% 2H] SDS, 90 % H2O 90% H2O/10% D2O 0 mM 5.0 1 atm 298 Varian INOVA 700 3 2D 1H-1H TOCSY 2.0 mM peptide, 10 % [U-99% 2H] D2O, 200 mM [U-99% 2H] SDS, 90 % H2O 90% H2O/10% D2O 0 mM 5.0 1 atm 298 Varian INOVA 700 4 2D DQF-COSY 2.0 mM peptide, 10 % [U-99% 2H] D2O, 200 mM [U-99% 2H] SDS, 90 % H2O 90% H2O/10% D2O 0 mM 5.0 1 atm 298 Varian INOVA 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 700
NMR Refinement Method Details Software simulated annealing CYANA
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CYANA Guntert P. 5 chemical shift assignment CARA Keller and Wuthrich 2 structure calculation CYANA Guntert, Mumenthaler and Wuthrich 4 peak picking CARA Keller and Wuthrich 6 processing NMRDraw Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax