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Solution Structure of a CCHH mutant of the ninth CCHC Zinc Finger of U-shaped
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1mM protein; 1.5mM ZnSO4; 1.5mM TCEP; 95% H2O, 5% D2O 95% H2O/5% D2O 1.5mM ZnSO4 5.0 ambient 293 2 DQF-COSY 1mM protein; 1.5mM ZnSO4; 1.5mM TCEP; 95% H2O, 5% D2O 95% H2O/5% D2O 1.5mM ZnSO4 5.0 ambient 293 3 E-COSY 1mM protein; 1.5mM ZnSO4; 1.5mM TCEP; 95% H2O, 5% D2O 95% H2O/5% D2O 1.5mM ZnSO4 5.0 ambient 293 4 HNHA 0.5mM protein U-15N; 0.75mM ZnSO4; 0.75mM TCEP; 95% H2O, 5% D2O 95% H2O/5% D2O 0.75mM ZnSO4 5.0 ambient 293
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 600
NMR Refinement Method Details Software torsion angle dynamics
simulated annealing XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 500 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Additional NMR Experimental Information Details The structure was determined using standard 2D homonuclear techniques
Computation: NMR Software # Classification Version Software Name Author 1 processing XwinNMR 2.6 Bruker 2 structure solution DYANA 1.5 Guntert et al 3 refinement CNS 0.5 Brunger et al