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SOLUTION STRUCTURE OF THE MATA1 HOMEODOMAIN
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D_15N-separated_NOESY 1.5 mM MATa1 (66-126)
U-15N
25 mM deuterated acetate, pH 4.5, 100 mM KCl, 0.01% NaN3; 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM KCl 4.5 ambient 298 2 HNHA 1.5 mM MATa1 (66-126)
U-15N
25 mM deuterated acetate, pH 4.5, 100 mM KCl, 0.01% NaN3; 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM KCl 4.5 ambient 298 3 HNCA-J 1.5 mM MATa1(66-126)
U-15N,13C
25 mM deuterated acetate, pH 4.5, 100 mM KCl, 0.01% NaN3; 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM KCl 4.5 ambient 298 4 2D NOESY 1.5 mM MATa1 (66-126)
25 mM deuterated acetate, pH 4.5, 100 mM KCl, 0.01% NaN3; 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM KCl 4.5 ambient 298 5 DQF-COSY 1.5 mM MATa1 (66-126)
25 mM deuterated acetate, pH 4.5, 100 mM KCl, 0.01% NaN3; 90% H2O, 10% D2O 90% H2O/10% D2O 100 mM KCl 4.5 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600 2 Bruker AVANCE 500
NMR Refinement Method Details Software distance geometry and simulated annealing The structure is based on a total of 1178 NOE-derived distance constraints,
38 dihedral angle constraints, and 42 hydrogen bond restraints. XwinNMR
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 17 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.3 Bruker Instruments 2 data analysis Felix 970 Molecular Simulations, Inc. 3 processing Felix 970 Molecular Simulations, Inc. 4 refinement X-PLOR 3.851 A. Brunger