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SOLUTION STRUCTURE OF THE FIRST ZINC FINGER FROM THE DROSOPHILA U-SHAPED TRANSCRIPTION FACTOR
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 0.7mM U-shaped first finger; 95% H2O, 5% D2O 95% H2O/5% D2O 0 5.5 ambient 298 2 HNHA 0.7mM U-shaped first finger 15N-labelled; 95% H2O, 5% D2O 95% H2O/5% D2O 0 5.5 ambient 298 3 HNHB 0.7mM U-shaped first finger 15N-labelled; 95% H2O, 5% D2O 95% H2O/5% D2O 0 5.5 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 600
NMR Refinement Method Details Software distance geometry
simulated annealing
cartesian dynamics The structures are based on a total of 356 restraints, 324 are NOE-derived distance constraints and 32 are dihedral angle restraints 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 2D homonuclear and heteronuclear techniques on unlabelled and 15N-labelled peptide.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.6 Guenther 2 data analysis XEASY 1.2 Bartels, Xia, Billeter, Guntert, Wuthrich 3 structure solution DYANA 1.5 Guntert, Mumenthaler, Wuthrich 4 refinement CNS 1.0 Warren, Nilges, Kuszewski, Clore, Brunger