☰ Navigation Tabs
Slow cation movements within tetramolecular G-quadruplex: vacant cation binding sites in addition to all syn G-quartet
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 2D 1H-15N HSQC 2 mM [U-99% 13C; U-99% 15N] DNA (5'-D(*GP*GP*GP*GP*CP*C)-3') 90% H2O/10% D2O 100 mM 6 1 atm 298 Varian Uniform NMR System 600 2 1D 1H-15N HSQC 2 mM [U-99% 13C; U-99% 15N] DNA (5'-D(*GP*GP*GP*GP*CP*C)-3') 90% H2O/10% D2O 100 mM 6 1 atm 298 Varian Uniform NMR System 600 3 2D 1H-13C HSQC 2 mM [U-99% 13C; U-99% 15N] DNA (5'-D(*GP*GP*GP*GP*CP*C)-3') 90% H2O/10% D2O 100 mM 6 1 atm 298 Varian Uniform NMR System 600 4 2D NOESY 2 mM [U-99% 13C; U-99% 15N] DNA (5'-D(*GP*GP*GP*GP*CP*C)-3') 90% H2O/10% D2O 100 mM 6 1 atm 298 Varian Uniform NMR System 800 5 2D NOESY 2 mM [U-99% 13C; U-99% 15N] DNA (5'-D(*GP*GP*GP*GP*CP*C)-3') 100% D2O 100 mM 6 1 atm 298 Varian Uniform NMR System 800
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian Uniform NMR System 600 2 Varian Uniform NMR System 800
NMR Refinement Method Details Software simulated annealing Amber
NMR Ensemble Information Conformer Selection Criteria structures with the least restraint violations Conformers Calculated Total Number 100 Conformers Submitted Total Number 13 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection VNMR Varian 2 chemical shift assignment Sparky Goddard 3 peak picking Sparky Goddard 4 refinement Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman 5 structure calculation Amber Case, Darden, Cheatham III, Simmerling, Wang, Duke, Luo, and Kollman