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TFE-induced NMR structure of a novel bioactive peptide (PaDBS1R3) derived from a Pyrobaculum aerophilum ribosomal protein (L39e)
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 1 mM na PaDBS1R3, 30 % na TFE, 60 % na H2O, 10 % na D2O, 10 % na DSS trifluoroethanol/water 0 4.3 1 atm 298 Bruker AVANCE 600 2 2D 1H-1H NOESY 1 mM na PaDBS1R3, 30 % na TFE, 60 % na H2O, 10 % na D2O, 10 % na DSS trifluoroethanol/water 0 4.3 1 atm 298 Bruker AVANCE 600 3 2D 1H-15N HSQC 1 mM na PaDBS1R3, 30 % na TFE, 60 % na H2O, 10 % na D2O, 10 % na DSS trifluoroethanol/water 0 4.3 1 atm 298 Bruker AVANCE 600 4 2D 1H-13C HSQC 1 mM na PaDBS1R3, 30 % na TFE, 60 % na H2O, 10 % na D2O, 10 % na DSS trifluoroethanol/water 0 4.3 1 atm 298 Bruker AVANCE 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software molecular dynamics with simulated annealing; refinement in water CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 chemical shift assignment CcpNMR CCPN 2 peak picking CcpNMR CCPN 3 geometry optimization TALOS Cornilescu, Delaglio and Bax 4 chemical shift calculation CYANA Guntert, Mumenthaler and Wuthrich 5 structure calculation CNS Brunger, Adams, Clore, Gros, Nilges and Read 6 refinement CNS Brunger, Adams, Clore, Gros, Nilges and Read