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Solution structure of the C4A/C41A variant of the Nicotiana alata proteinase inhibitor T1
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D NOESY 1mM C4A/C41A-T1 90% H2O/10% D2O 1mM 5.8 ambient 313 2 2D TOCSY 1mM C4A/C41A-T1 90% H2O/10% D2O 1mM 5.8 ambient 313 3 DQF-COSY 1mM C4A/C41A-T1 90% H2O/10% D2O 1mM 5.8 ambient 313 4 2D NOESY 1mM C4A/C41A-T1 99% D2O 1mM 5.8 ambient 313 5 2D TOCSY 1mM C4A/C41A-T1 99% D2O 1mM 5.8 ambient 313
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker ARX 500 2 Bruker DMX 750
NMR Refinement Method Details Software simulated annealing, torsion angle dynamics, explicit inclusion of water molecules (Linge & Nilges, 1999) XwinNMR
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations,structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 20 Representative Model 11 (lowest energy)
Additional NMR Experimental Information Details This structure was determined using standard 2D homonuclear techniques.
Computation: NMR Software # Classification Version Software Name Author 1 collection XwinNMR 3.5 Bruker 2 processing XwinNMR 3.5 Bruker 3 data analysis ccnmr/glxcc n.a. Cieslar, Holak, Oschkinat, 1990 4 refinement CNS 1.1 Brunger