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NMR structure determination of Ixolaris and Factor X interaction reveals a noncanonical mechanism of Kunitz inhibition
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 3D 1H-15N NOESY 100 uM [U-100% 15N] Ixolaris 90% H2O/10% D2O 0 mM 6.0 1 atm 303 Bruker AVANCE 800 2 3D 1H-13C NOESY aliphatic 100 uM [U-13C; U-15N] Ixolaris 90% H2O/10% D2O 0 mM 6.0 1 atm 303 Bruker AVANCE 800 3 2D 1H-15N HSQC 100 uM [U-100% 15N] Ixolaris 90% H2O/10% D2O 0 mM 6.0 1 atm 303 Bruker DRX 600 4 2D 1H-15N HSQC 100 uM [U-15N; U-2H] Ixolaris 90% H2O/10% D2O 0 mM 6.0 1 atm 303 Bruker AVANCE 800
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 800 2 Bruker DRX 600
NMR Refinement Method Details Software na CS-ROSETTA
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 10 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 structure calculation CS-ROSETTA RASREC Shen, Vernon, Baker and Bax