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Solution structure of the factor H binding protein
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 0.5mM [U-98% 13C; U-98% 15N] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 2 2D 1H-13C HSQC 0.5mM [U-98% 13C; U-98% 15N] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 3 2D 1H-1H NOESY 0.8mM lipoprotein, 50mM potassium phosphate-6 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 4 3D HNCACB 0.4mM [U-100% 13C; U-100% 15N; U-80% 2H] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 5 3D CBCA(CO)NH 0.4mM [U-100% 13C; U-100% 15N; U-80% 2H] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 6 3D HNCA 0.4mM [U-100% 13C; U-100% 15N; U-80% 2H] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 7 3D HNCO 0.4mM [U-100% 13C; U-100% 15N; U-80% 2H] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 8 3D HCCH-TOCSY 0.5mM [U-98% 13C; U-98% 15N] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 9 3D 1H-15N NOESY 0.5mM [U-98% 13C; U-98% 15N] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298 10 3D 1H-13C NOESY 0.5mM [U-98% 13C; U-98% 15N] lipoprotein, 50mM potassium phosphate 90% H2O/10% D2O 50mM phosphate buffer 7 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 500 2 Bruker AVANCE 700 3 Bruker AVANCE 900
NMR Refinement Method Details Software torsion angle dynamics, simulated annealing The structures were based on a total of 2987 meaningful distance constraints, 316 dihedral angle restraints and 73 RDCs, 900 random conformers were annealed in 13000 steps TopSpin
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 900 Conformers Submitted Total Number 25 Representative Model 1 (fewest violations)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin 1.3 Bruker Biospin 2 structure solution CYANA Guntert, Mumenthaler and Wuthrich 3 chemical shift assignment CARA Keller and Wuthrich 4 data analysis XEASY Bartels et al. 5 validation ProcheckNMR 10 Laskowski and MacArthur 6 refinement CYANA Guntert, Mumenthaler and Wuthrich