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SOLUTION STRUCTURE OF MULTI-FUNCTIONAL PEPTIDE MOTIF-1 PRESENT IN HUMAN GLUTAMYL-PROLYL TRNA SYNTHETASE (EPRS).
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY ~2mM EPRS-R1 U-15N; 90% H2O, 10% D2O 90% H2O/10% D2O no salt 5.0 ambient 303 2 3D_15N-separated_NOESY ~2mM EPRS-R1 U-15N; 90% H2O, 10% D2O 90% H2O/10% D2O no salt 5.0 ambient 303 3 DQF-COSY ~2mM EPRS-R1 U-15N; 90% H2O, 10% D2O 90% H2O/10% D2O no salt 5.0 ambient 303 4 HNHA ~2mM EPRS-R1 U-15N; 90% H2O, 10% D2O 90% H2O/10% D2O no salt 5.0 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian UNITY 600
NMR Refinement Method Details Software distance geometry
simulated annealing 814 NOE-derived distance constraints, 91 dihedral angle restraints,29 hydrogen bonds restraints, and 49 J coupling constants are used. NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 6 (closest to the average)
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe 1.7 Delaglio,F. 2 data analysis PIPP 4.2.5 Garretr, D. 3 structure solution X-PLOR 3.851 Bunger, A.T. 4 refinement X-PLOR 3.851 Bunger, A.T.