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Regulation of directionality in bacteriophage lambda site-specific recombination: structure of the Xis protein
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D_15N-separated_NOESY 1mM Xis, 15N/13C labeled 50mM NaOAc, pH5.0
100mM NaCl
7% D2O, 93% H2O 100mM NaCl 5.0 ambient 298 2 HNCA-J 1mM Xis, 15N/13C labeled 50mM NaOAc, pH5.0
100mM NaCl
7% D2O, 93% H2O 100mM NaCl 5.0 ambient 298 3 4D_13C/15N-separated_NOESY 1mM Xis, 15N/13C labeled 50mM NaOAc, pH5.0
100mM NaCl
7% D2O, 93% H2O 100mM NaCl 5.0 ambient 298 4 HNHA 1mM Xis, 15N/13C labeled 50mM NaOAc, pH5.0
100mM NaCl
7% D2O, 93% H2O 100mM NaCl 5.0 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 600 2 Bruker DRX 500
NMR Refinement Method Details Software hybrid distance geometry and simulated annealing calculations. X-PLOR
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 200 Conformers Submitted Total Number 20 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing X-PLOR 3.1 Brunger, 1993 2 collection XwinNMR 2.6 Bruker 3 processing NMRPipe sgi6x Delaglio, 1995 4 data analysis NMRView 4.1.3 Johnson and Blevins, 1994 5 refinement X-PLOR 3.1 Brunger