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Solution NMR structure of a de novo designed double-stranded beta-helix
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 0.81 mM [U-99% 13C; U-99% 15N] 3NIK 95% H20/5% H2o 50 mM 6.7 1 bar 310.15 Bruker AVANCE III 800 2 4D HC(CC-TOCSY(CO))NH 0.81 mM [U-99% 13C; U-99% 15N] 3NIK 95% H20/5% H2o 50 mM 6.7 1 bar 310.15 Bruker AVANCE III 800 3 4D 13C,15N edited HMQC-NOESY-HSQC 0.81 mM [U-99% 13C; U-99% 15N] 3NIK 95% H20/5% H2o 50 mM 6.7 1 bar 310.15 Bruker AVANCE III 800
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE III 800
NMR Refinement Method Details Software simulated annealing CS-ROSETTA
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 refinement CS-ROSETTA Shen, Vernon, Baker and Bax 2 structure calculation CS-ROSETTA Shen, Vernon, Baker and Bax 3 chemical shift assignment 4D-CHAINS Evangelidis, et. al. 4 peak picking Sparky Goddard