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NMR structure of antibacterial defensin DEF-AAA from the insect anopheles gambiae
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 DQF-COSY 2mM anopheles defensin; 40mM sodium acetate buffer 90% H2O/10% D2O 40mM sodium acetate buffer 4.9 ambient 293 2 2D TOCSY 2mM anopheles defensin; 40mM sodium acetate buffer 90% H2O/10% D2O 40mM sodium acetate buffer 4.9 ambient 293 3 2D NOESY 2mM anopheles defensin; 40mM sodium acetate buffer 90% H2O/10% D2O 40mM sodium acetate buffer 4.9 ambient 293 4 DQF-COSY 2mM anopheles defensin; 40mM sodium acetate buffer 90% H2O/10% D2O 440mM sodium acetate buffer 4.9 ambient 303 5 2D TOCSY 2mM anopheles defensin; 40mM sodium acetate buffer 90% H2O/10% D2O 440mM sodium acetate buffer 4.9 ambient 303 6 2D NOESY 2mM anopheles defensin; 40mM sodium acetate buffer 90% H2O/10% D2O 440mM sodium acetate buffer 4.9 ambient 303
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 600
NMR Refinement Method Details Software simulated annealing with torsion angle space (ARIA/CNS) the structures are based on a total of 627 NOE-derived distance constraints NMRPipe
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy and the least restraint violations Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest restraint energy)
Additional NMR Experimental Information Details This structure was determined using standard 2D homonuclear techniques
Computation: NMR Software # Classification Version Software Name Author 1 processing NMRPipe 2.2 Delaglio 2 data analysis NMRView 5.0 Johnson 3 structure solution ARIA 1.1 Linge & Nilges 4 structure solution CNS 1.1 brunger 5 refinement CNS 1.1 brunger