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Structure of wild-type and mutant internal loops from the SL-1 domain of the HIV-1 packaging signal
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1.4 mM RNA, 10 mM sodium phosphate, 0.1 mM EDTA D2O, H2O 10 mM sodium phosphate 6.5 ambient 300 2 2D TOCSY 1.4 mM RNA, 10 mM sodium phosphate, 0.1 mM EDTA D2O, H2O 10 mM sodium phosphate 6.5 ambient 300 3 2D DQF-COSY 1.4 mM RNA, 10 mM sodium phosphate, 0.1 mM EDTA D2O, H2O 10 mM sodium phosphate 6.5 ambient 300 4 2D ROESY 1.4 mM RNA, 10 mM sodium phosphate, 0.1 mM EDTA D2O, H2O 10 mM sodium phosphate 6.5 ambient 300 5 2D H-P HETCOR 1.4 mM RNA, 10 mM sodium phosphate, 0.1 mM EDTA D2O, H2O 10 mM sodium phosphate 6.5 ambient 300
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 600 2 Bruker DRX 500 3 Bruker AVANCE 800
NMR Refinement Method Details Software simulated annealing XwinNMR
NMR Ensemble Information Conformer Selection Criteria 14 structures with the least restraint violations and the lowest energy; 1 ENERGY-MINIMIZED AVERAGE OF THE 14 CONVERGED STRUCTURES Conformers Calculated Total Number 100 Conformers Submitted Total Number 15 Representative Model 1 (minimized average structure)
Additional NMR Experimental Information Details ENERGY-MINIMIZED AVERAGE OF 14 CONVERGED STRUCTURES
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 2.6 bruker 2 data analysis Felix 97 Accelrys 3 structure solution X-PLOR 3.851 Brunger, A.T. 4 refinement X-PLOR 3.851 Brunger, A.T.