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Spatial Structure of Antimicrobial Peptide SmAMP2-2c from Seeds of Stellaria media
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D DQF-COSY 0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride 100% D2O 0.08 4.5 ambient 303 2 2D 1H-13C HSQC 0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride 100% D2O 0.08 4.5 ambient 303 3 2D 1H-1H NOESY 2 mM SmAMP2-2c, 10 mM sodium acetate, 70 mM sodium chloride 90% H2O/10% D2O 0.08 4.5 ambient 303 4 2D 1H-1H TOCSY 2 mM SmAMP2-2c, 10 mM sodium acetate, 70 mM sodium chloride 90% H2O/10% D2O 0.05 4.5 ambient 313 5 2D 1H-1H TOCSY 0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride 90% H2O/10% D2O 0.08 4.5 ambient 303 6 2D 1H-1H TOCSY 0.8 mM SmAMP2-2c, 20 mM sodium acetate, 30 mM sodium chloride 90% H2O/10% D2O 0.05 4.5 ambient 283
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 600 2 Bruker DRX 700 3 Bruker DRX 800
NMR Refinement Method Details Software simulated annealing MOLMOL
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 1 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 molecule viewer MOLMOL Koradi, Billeter and Wuthrich 2 structure solution CYANA 2.1 Guntert, Braun and Wuthrich 3 j-coupling measurement ACME Delaglio, Zhengrong and Bax 4 data analysis NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 5 chemical shift assignment CARA Keller and Wuthrich 6 refinement CYANA Keller and Wuthrich