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Ensemble structure of the closed state of Lys63-linked diubiquitin in the absence of a ligand
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 transverse relaxation rate measurement 0.5 mM [U-100% 15N] N25C_MTS protein-1, 10 % v/v [U-99% 2H] D2O-2, 100 mM sodium chloride-3, 10 mM sodium acetate-4 90% H2O/10% D2O 100 6.0 ambient 303 2 transverse relaxation rate measurement 0.5 mM [U-100% 15N] K48C_MTS protein-5, 10 % v/v [U-99% 2H] D2O-6, 100 mM sodium chloride-7, 10 mM sodium acetate-8 90% H2O/10% D2O 100 6.0 ambient 303 3 transverse relaxation rate measurement 1 mM [U-100% 15N] N25C_MTS mixture protein-9, 10 % v/v [U-99% 2H] D2O-10, 100 mM sodium chloride-11, 10 mM sodium acetate-12 90% H2O/10% D2O 100 6.0 ambient 303 4 transverse relaxation rate measurement 1 mM [U-100% 15N] K48C_MTS mixture protein-13, 10 % v/v [U-99% 2H] D2O-14, 100 mM sodium chloride-15, 10 mM sodium acetate-16 90% H2O/10% D2O 100 6.0 ambient 303 5 2D 1H-15N HSQC 0.5 mM [U-100% 15N] 15N_distal-14N_proximal-17, 10 % v/v [U-99% 2H] D2O-18, 100 mM sodium chloride-19, 10 mM sodium acetate-20 90% H2O/10% D2O 100 6.0 ambient 303 6 2D 1H-15N HSQC 0.5 mM [U-100% 15N] 14N_distal-15N_proximal-21, 10 % v/v [U-99% 2H] D2O-22, 100 mM sodium chloride-23, 10 mM sodium acetate-24 90% H2O/10% D2O 100 6.0 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600 2 Bruker AVANCE 850
NMR Refinement Method Details Software simulated annealing, torsion angle dynamics X-PLOR NIH
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 80 Conformers Submitted Total Number 70 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure solution X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore 2 refinement X-PLOR NIH Schwieters, Kuszewski, Tjandra and Clore