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SOLUTION STRUCTURE OF MCOTI-II, A MACROCYCLIC TRYPSIN INHIBITOR
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1 mM MCoTI-II, 90% H2O, 10% D2O 90% H2O/10% D2O 3.5 ambient 293 2 DQF-COSY 1 mM MCoTI-II, 90% H2O, 10% D2O 90% H2O/10% D2O 3.5 ambient 293 3 E-COSY 1 mM MCoTI-II, 90% H2O, 10% D2O 90% H2O/10% D2O 3.5 ambient 293
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 750
NMR Refinement Method Details Software torsion angle dynamics The structures are based on a total of 420 restraints, 383 are NOE-derived,
25 dihedral angle restraints and 12 from hydrogen bonds. XwinNMR
NMR Ensemble Information Conformer Selection Criteria The submitted conformer models are those with the fewest number of restraint violations. Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 17 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.6 Bruker 2 data analysis XEASY 1.3.7 Eccles, Guntert, Billeter, and Wuthrich 3 structure solution DYANA 1.5 Guntert, Mumenthaler, and Wuthrich 4 structure solution X-PLOR 3.851 Brunger 5 refinement X-PLOR 3.851 Brunger