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NMR structure of the FHA1 Domain of Rad53 in Complex with a Rad9-derived Phosphothreonine (at T192) Peptide
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
3D_13C-separated_NOESY
0.5 mM FHA1 U-15N,13C; 10 mM sodium phosphate buffer (pH 6.5), 1 mM DTT, and 1 mM EDTA; 90% H2O, 10% D2O
90% H2O/10% D2O
10 mM sodium phosphate, 1 mM DTT, and 1 mM EDTA
6.5
ambient
293
2
3D_15N-separated_NOESY
0.5 mM FHA1 U-15N,13C; 10 mM sodium phosphate buffer (pH 6.5), 1 mM DTT, and 1 mM EDTA; 90% H2O, 10% D2O
90% H2O/10% D2O
10 mM sodium phosphate, 1 mM DTT, and 1 mM EDTA
6.5
ambient
293
3
2D_13C/15N-filtered_NOESY
0.5 mM FHA1 U-15N,13C; 10 mM sodium phosphate buffer (pH 6.5), 1 mM DTT, and 1 mM EDTA; 90% H2O, 10% D2O
90% H2O/10% D2O
10 mM sodium phosphate, 1 mM DTT, and 1 mM EDTA
6.5
ambient
293
4
3D_13C-edited_13C/15N-filtered_NOESY
0.5 mM FHA1 U-15N,13C; 10 mM sodium phosphate buffer (pH 6.5), 1 mM DTT, and 1 mM EDTA; 90% H2O, 10% D2O
90% H2O/10% D2O
10 mM sodium phosphate, 1 mM DTT, and 1 mM EDTA
6.5
ambient
293
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Bruker
DRX
800
NMR Refinement
Method
Details
Software
The complex structure are generated using a total of 2474 restraints. Among them, 3 artificial constraints, 192 TALOS-derived dihedral angle restraints, 78 H-bond restraints, 22 intermolecular distance constrains, and 2179 intra-FHA1 and intra-peptide distance constraints
XwinNMR
NMR Ensemble Information
Conformer Selection Criteria
structures with the least restraint violations, structures with the lowest energy
Conformers Calculated Total Number
50
Conformers Submitted Total Number
20
Additional NMR Experimental Information
Details
The structure was determined using triple-resonance NMR spectroscopy