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NMR structure of Xenopus RecQ4 zinc knuckle
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 1D 1H 1.1 mM RecQ4 zinc knuckle-1, 1.25 mM ZnCl2-2, 10 % D2O-3, 20 mM sodium phosphate pH 6.3-4, 150 mM potassium chloride-5, 4 mM DTT-6, 0.3 mM DSS-7 90% H2O/10% D2O 170 6.3 ambient 298 2 2D 1H-15N HSQC 1.1 mM RecQ4 zinc knuckle-1, 1.25 mM ZnCl2-2, 10 % D2O-3, 20 mM sodium phosphate pH 6.3-4, 150 mM potassium chloride-5, 4 mM DTT-6, 0.3 mM DSS-7 90% H2O/10% D2O 170 6.3 ambient 298 3 2D 1H-13C HSQC 1.1 mM RecQ4 zinc knuckle-1, 1.25 mM ZnCl2-2, 10 % D2O-3, 20 mM sodium phosphate pH 6.3-4, 150 mM potassium chloride-5, 4 mM DTT-6, 0.3 mM DSS-7 90% H2O/10% D2O 170 6.3 ambient 298 4 2D 1H-1H TOCSY 1.1 mM RecQ4 zinc knuckle-1, 1.25 mM ZnCl2-2, 10 % D2O-3, 20 mM sodium phosphate pH 6.3-4, 150 mM potassium chloride-5, 4 mM DTT-6, 0.3 mM DSS-7 90% H2O/10% D2O 170 6.3 ambient 298 5 2D 1H-1H NOESY 1.1 mM RecQ4 zinc knuckle-1, 1.25 mM ZnCl2-2, 10 % D2O-3, 20 mM sodium phosphate pH 6.3-4, 150 mM potassium chloride-5, 4 mM DTT-6, 0.3 mM DSS-7 90% H2O/10% D2O 170 6.3 ambient 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Bruker AVANCE 600
NMR Refinement Method Details Software simulated annealing, molecular dynamics TopSpin
NMR Ensemble Information Conformer Selection Criteria structures with the lowest energy Conformers Calculated Total Number 100 Conformers Submitted Total Number 15 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection TopSpin 2.0 Bruker Biospin 2 chemical shift assignment CcpNMR 2.5.1 CCPN 3 peak picking CcpNMR 2.5.1 CCPN 4 structure solution ARIA 2.3.1 Linge, O'Donoghue and Nilges 5 refinement ARIA 2.3.1 Linge, O'Donoghue and Nilges 6 dihedral angle calculations TALOS Cornilescu, Delaglio and Bax 7 geometry optimization ProcheckNMR Laskowski and MacArthur 8 refinement ProcheckNMR Laskowski and MacArthur