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Solution structure of disulfide-directed multicyclic peptides with n-terminal helix
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-13C HSQC 1 mM m1-2 50% perdeuterated acetonitrile and 50% H2O 0 7 1 atm 298 Bruker AVANCE III 850 2 2D 1H-15N HSQC 1 mM m1-2 50% perdeuterated acetonitrile and 50% H2O 0 7 1 atm 298 Bruker AVANCE III 850 3 2D 1H-1H NOESY 1 mM m1-2 50% perdeuterated acetonitrile and 50% H2O 0 7 1 atm 298 Bruker AVANCE III 850 4 2D 1H-1H TOCSY 1 mM m1-2 50% perdeuterated acetonitrile and 50% H2O 0 7 1 atm 298 Bruker AVANCE III 850
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 850
NMR Refinement Method Details Software simulated annealing CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 150 Conformers Submitted Total Number 15 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 chemical shift assignment NMRFAM-SPARKY Lee W, Tonelli M, Markley JL 2 structure calculation CNS Brunger, Adams, Clore, Gros, Nilges and Read 3 refinement ARIA Linge, O'Donoghue and Nilges 4 processing TopSpin Bruker Biospin