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THE VEGF-BINDING DOMAIN OF FLT-1, 20 NMR STRUCTURES
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D_13C-SEPARATED_NOESY 1MM FLT-1(DOMAIN2) U-15N,13C; PHOSPHATE BUFFERED SALINE, PH 5.7; 50UM EDTA; 100UM NAN3; 50UM DSS 150mM 5.7 AMBIENT 300 2 3D_15N-SEPARATED_NOESY 1MM FLT-1(DOMAIN2) U-15N; PHOSPHATE BUFFERED SALINE, PH 5.7; 50UM EDTA; 100UM NAN3; 50UM DSS 150mM 5.7 AMBIENT 300 3 HNHA 1MM FLT-1(DOMAIN2) U-15N; PHOSPHATE BUFFERED SALINE, PH 5.7; 50UM EDTA; 100UM NAN3; 50UM DSS 150mM 5.7 AMBIENT 300 4 HNHB 1MM FLT-1(DOMAIN2) U-15N; PHOSPHATE BUFFERED SALINE, PH 5.7; 50UM EDTA; 100UM NAN3; 50UM DSS 150mM 5.7 AMBIENT 300 5 3D_15N_SEPARATED_TOCSY (32 AND 96 MS) 1MM FLT-1(DOMAIN2) U-15N; PHOSPHATE BUFFERED SALINE, PH 5.7; 50UM EDTA; 100UM NAN3; 50UM DSS 150mM 5.7 AMBIENT 300 6 3D_15N_SEPARATED_ROESY (40MS) 1MM FLT-1(DOMAIN2) U-15N; PHOSPHATE BUFFERED SALINE, PH 5.7; 50UM EDTA; 100UM NAN3; 50UM DSS 150mM 5.7 AMBIENT 300
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AMX 500 2 Varian INOVA 800
NMR Refinement Method Details Software DISTANCE GEOMETRY/SIMULATED ANNEALING; MOLECULAR DYNAMICS THE STRUCTURES ARE BASED ON A TOTAL OF 2054 NOE-DERIVED DISTANCE RESTRAINTS, 122 DIHEDRAL RESTRAINTS, AND 44 DISTANCE RESTRAINTS FROM HYDROGEN BONDS. UXNMR
NMR Ensemble Information Conformer Selection Criteria STRUCTURES WITH ACCEPTABLE COVALENT GEOMETRY,STRUCTURES WITH THE LEAST RESTRAINT VIOLATIONS Conformers Calculated Total Number 50 Conformers Submitted Total Number 20 Representative Model 1 (closest to the average,fewest violations)
Additional NMR Experimental Information Details AN ADDITIONAL SAMPLE THAT WAS 15% 13C LABELED WAS USED TO OBTAIN STEREOSPECIFIC ASSIGNMENTS OF PROCHIRAL METHYL GROUPS.
Computation: NMR Software # Classification Version Software Name Author 1 collection UXNMR 910901 BRUKER 2 processing Felix 97.0 MOLECULAR SIMULATIONS, INC. 3 data analysis Felix 97.0 MOLECULAR SIMULATIONS, INC. 4 structure solution DGII 95.0 MOLECULAR SIMULATIONS, INC. 5 refinement Discover 95.0 MOLECULAR SIMULATIONS, INC. 6 structure solution Discover 95.0 MOLECULAR SIMULATIONS, INC.