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SOLUTION STRUCTURE OF CANDOXIN
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 Several experiments 4.5 mM candoxin at pH 3.0 at 298 K. 100% H2O for water samples
90% D2O and 10% H2O for deuterated samples 3.0 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITY 600
NMR Refinement Method Details Software distance geometry simulated annealing total of 629 (noe and distance restraints) and 39 dihedral constraints. X-PLOR
NMR Ensemble Information Conformer Selection Criteria structures with acceptable covalent geometry Conformers Calculated Total Number 200 Conformers Submitted Total Number 19 Representative Model 19 (fewest violations,lowest energy)
Additional NMR Experimental Information Details The assignments and distance constraints were
obtained by 2D homonuclear NMR spectroscopy.
Structure calculation was performed using XPLOR program.
Computation: NMR Software # Classification Version Software Name Author 1 structure solution X-PLOR 3.1 Brunger 2 refinement X-PLOR 3.1 Brunger