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Solution structure of Engrailed homeodomain L16A mutant
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY U-15N, 50mM D-acetate, 100mM NaCl, 7% D2O 93% H2O/7% D2O 150mM 5.7 ambient 278 2 3D_15N-separated_NOESY U-15N, 50mM D-acetate, 100mM NaCl, 7% D2O 93% H2O/7% D2O 150mM 5.7 ambient 278 3 2D NOESY U-15N, 100%D, 50mM D-acetate, 100mM NaCl, 7% D2O 93% H2O/7% D2O 150mM 5.7 ambient 278 4 2D NOESY U-15N, 100%D, Phe, Tyr-backprotonated, 50mM D-acetate, 100mM NaCl, 7% D2O 93% H2O/7% D2O 150mM 5.7 ambient 278 5 HSQC-NOESY-HSQC, 600ms mixing time U-15N, 100%D, 50mM D-acetate, 100mM NaCl, 7% D2O 93% H2O/7% D2O 150mM 5.7 ambient 278 6 3D_13C-separated_NOESY U-15N, 13C, 50mM D-acetate, 100mM NaCl, 7% D2O 93% H2O/7% D2O 150mM 5.7 ambient 278
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 800 2 Bruker DRX 500
NMR Refinement Method Details Software torsion angle dynamics The structure is based on 861 NOE-derived distance constraints , including 91 long range NOEs. NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 25 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe 2004-04-12 Delaglio et al 2 data analysis Sparky 3.106 Goddard et al 3 structure solution CNS 1.1 Brunger et al 4 refinement CNS 1.1 Brunger et al