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Solution structure of the seed peptide C2 (VBP-1) from pumpkin
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-1H TOCSY 2 mg/mL C2 90% H2O/10% D2O 0 mM 3.5 1 atm 298 Bruker AVANCE III 700 2 2D 1H-1H NOESY 2 mg/mL C2 90% H2O/10% D2O 0 mM 3.5 1 atm 298 Bruker AVANCE III 700 3 2D 1H-13C HSQC 2 mg/mL C2 90% H2O/10% D2O 0 mM 3.5 1 atm 298 Bruker AVANCE III 700 4 2D 1H-15N HSQC 2 mg/mL C2 90% H2O/10% D2O 0 mM 3.5 1 atm 298 Bruker AVANCE III 700
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 700
NMR Refinement Method Details Software simulated annealing Cyana for initial calculations for Inter-proton distance restraints, CNS for refinement in explicit water CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing TopSpin Bruker Biospin 2 chemical shift assignment CARA Keller and Wuthrich 3 peak picking CARA Keller and Wuthrich 4 structure calculation CYANA 3.97 Guntert, Mumenthaler and Wuthrich 5 structure calculation CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read 6 refinement CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read