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Solution structure of human intestinal fatty acid binding protein with a naturally-occurring single amino acid substitution (A54T)
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 1H-1H_TOCSY, 1H-1H_NOESY 3mM T54 I-FABP, 20mM phosphate buffer, 0.05% sodium azide 95% H2O/5% D2O 20mM phosphate buffer 6.5 ambient 310 2 1H-15N_HSQC, 1H-15N_HTQC, 3D_1H-15N_TOCSY-HMQC, 3D_1H-15N_NOESY-HMQC 3mM T54 I-FABP U-15N, 20mM phosphate buffer, 0.05% sodium azide 95% H2O/5% D2O 20mM phosphate buffer 6.5 ambient 310
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker DMX 500
NMR Refinement Method Details Software simulated annealing combined with torsion angle dynamics and followed by energy minimization the structures are based on a total number of 2497 distance restraints XwinNMR
NMR Ensemble Information Conformer Selection Criteria target function Conformers Calculated Total Number 300 Conformers Submitted Total Number 20
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 1.3 Bruker 2 data analysis nmr2st 2.05 P. Pristovsek 3 structure solution DYANA 1.5 P. Guentert 4 refinement Discover 97 MSI