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The NMR structure of the submillisecond folding intermediate of the Thermus thermophilus ribonuclease H
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 2 2D 1H-1H NOESY 1.0-1.2mM protein 100% D2O 0.1 5.2 ambient 295 3 3D CBCA(CO)NH 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 4 3D HNCACB 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 5 3D HNCO 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 6 3D HNCA 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 7 3D HN(CO)CA 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 8 3D H(CCO)NH 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 9 3D HNHA 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 10 3D HCCH-TOCSY 1.0-1.2mM [U-100% 13C] protein 100% D2O 0.1 5.2 ambient 295 11 3D HBHA(CO)NH 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 12 3D 1H-15N NOESY 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 13 3D 1H-13C NOESY 1.0-1.2mM [U-100% 13C] protein 100% D2O 0.1 5.2 ambient 295 14 3D HN(CA)NNH 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295 15 3D HN(CA)CO 1.0-1.2mM [U-100% 13C; U-100% 15N] protein 100% D2O 0.1 5.2 ambient 295
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DRX 500 2 Bruker DRX 700
NMR Refinement Method Details Software DGSA-distance geometry simulated annealing, torsion angle dynamics NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe Delaglio, Zhengrong and Bax 2 data analysis NMRPipe Delaglio, Zhengrong and Bax 3 chemical shift assignment NMRView Johnson, One Moon Scientific 4 peak picking NMRView Johnson, One Moon Scientific 5 data analysis TALOS Delaglio, Zhengrong and Bax 6 structure solution X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 7 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 8 data analysis ProcheckNMR Laskowski and MacArthur 9 structure solution MOLMOL Koradi, Billeter and Wuthrich