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NMR structure of the cytidine repressor DNA binding domain in presence of operator half-site DNA
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 0.411 mM [U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.14 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 2 3D HNCACB 1 mM [U-13C; U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.2 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 3 3D CBCA(CO)NH 1 mM [U-13C; U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.2 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 4 3D 1H-15N NOESY 0.411 mM [U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.14 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 5 3D 1H-15N TOCSY 0.411 mM [U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.14 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 6 3D 1H-13C NOESY 1 mM [U-13C; U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.2 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 7 HCCH-TOCSY 1 mM [U-13C; U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 1.2 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA 90% H2O/10% D2O 0.0570 6.0 AMBIENT 308 8 2D 1H-15N HSQC 0.4 mM [U-15N] HTH-TYPE TRANSCRIPTIONAL REPRESSOR CYTR, 0.6 mM ATTTATGCAACGCA DNA, 50 mM sodium phosphate, 30 mM sodium chloride, 1 mM EDTA, 4 % C12E5 PEG/HEXANOL 90% H2O/10% D2O 0.0570 6 AMBIENT 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 800
NMR Refinement Method Details Software simulated annealing X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 11 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement X-PLOR NIH SCHWIETERS, KUSZEWSKI, TJ 2 structure solution VNMR Varian 3 structure solution NMRPipe Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax 4 structure solution ANALYSIS_-_CCPN CCPN