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M. tuberculosis [4Fe-4S] protein WhiB1 is a four-helix bundle that forms a NO-sensitive complex with sigmaA and regulates the major virulence factor ESX-1
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D HNCO 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 2 HN(CA)CO 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 3 3D HNCA 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 4 3D HN(CO)CA 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 5 3D HNCACB 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 7 3D CBCA(CO)NH 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 6 HNCA(N)NH 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 9 3D HCCH-TOCSY 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 8 CCH-TOCSY 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 800 10 HBCB(CGCD)HD 25 mM sodium phosphate, 250 mM sodium chloride 90% H2O/10% D2O 300 mM 7.0 1 atm 298 Bruker AVANCE 600
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 800 2 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing CNS
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 62 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure calculation CNS 1.2 Brunger, Adams, Clore, Gros, Nilges and Read