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NMR Structure of the DNA-binding Domain of Cell Cycle Protein, Mbp1(2-124) from Saccharomyces cerevisiae
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
3D_15N-separated_NOESY
Mbp1 U-15N,13C 40mM Na-Phosphate, 100mM NaCl
90% H2O/10% D2O
7.6
288
2
3D_13C-separated_NOESY
Mbp1 U-15N, 40mM Na-Phosphate, 100mM NaCl
90% H2O/10% D2O
3
HNHA
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
INOVA
600
2
Varian
UNITY
600
3
Varian
UNITYPLUS
500
NMR Refinement
Method
Details
Software
simulated annealing, energy minimization
13 C-terminal tag residues (KLAAALEHHHHHH)
were excluded from structure calculations.
DYANA
NMR Ensemble Information
Conformer Selection Criteria
A total of 1000 conformers calculated. 100 conformers with low target function selected for refinement. Final set comprises 19 conformers with least restraint violation.
Conformers Calculated Total Number
1000
Conformers Submitted Total Number
19
Representative Model
9 (closest to the average)
Additional NMR Experimental Information
Details
2D J-modulated HSQC experiments were recorded on
partially aligned U15N labelled sample to
measure residual dipolar couplings