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NMR structure of P41icf, a potent inhibitor of human cathepsin L
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 DQF-COSY 1mM P41icf; 20mM phosphate buffer, 0.01mM NaN3 85% H20, 15% D2O 5.7 ambient 288 2 2D TOCSY 1mM P41icf; 20mM phosphate buffer, 0.01mM NaN3 85% H20, 15% D2O 5.7 ambient 288 3 2D NOESY 1mM P41icf; 20mM phosphate buffer, 0.01mM NaN3 85% H20, 15% D2O 5.7 ambient 288
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 800 2 Bruker DRX 600
NMR Refinement Method Details Software torsion angle dynamics and simulated annealing with restrained molecular dynamics the structures are based on a total of 981 restraints, 925 are NOE-derived distance constraints, 56 dihedral angle restraints NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy,target function Conformers Calculated Total Number 600 Conformers Submitted Total Number 30 Representative Model 1 (fewest violations)
Additional NMR Experimental Information Details This structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe Delaglio 2 data analysis NMRView Johnson 3 structure solution DYANA 1.5 Guntert 4 refinement Amber 5.0 Case