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Monomeric human telomere DNA tetraplex with 3+1 strand fold topology, two edgewise loops and double-chain reversal loop, NMR, 12 structures
NMR Experiment Experiment Type Sample Contents Solvent Ionic Strength pH Pressure Temperature (K) Spectrometer 1 1H-1H NOESY 70 MM KCL 20 MM POTASSIUM PHOSPHATE 90% H2O 10% D2O 90% H2O/10% D2O 70 mM 7.0 1 atm 298 2 1H-1H TOCSY 70 MM KCL 20 MM POTASSIUM PHOSPHATE 100% D2O 100% D2O 70 mM 7.0 1 atm 298 3 1H-31P COSY 70 MM KCL 20 MM POTASSIUM PHOSPHATE 100% D2O 100% D2O 70 mM 7.0 1 atm 298 4 1H-1H COSY 70 MM KCL 20 MM POTASSIUM PHOSPHATE 100% D2O 100% D2O 70 mM 7.0 1 atm 298 5 1H-15N JRHMQC 70 MM KCL 20 MM POTASSIUM PHOSPHATE 90% H2O 10% D2O 90% H2O/10% D2O 70 mM 7.0 1 atm 298 6 1H-15N HMBC 70 MM KCL 20 MM POTASSIUM PHOSPHATE 100% D2O 100% D2O 70 mM 7.0 1 atm 298
NMR Spectrometer Information Spectrometer Manufacturer Model Field Strength 1 Varian INOVA 600 2 Bruker AVANCE 800
NMR Refinement Method Details Software TORSION ANGLE DYNAMICS
CARTESIAN DYNAMICS
MATRIX RELAXATION VNMR
NMR Ensemble Information Conformer Selection Criteria back calculated data agree with experimental NOESY spectrum Conformers Calculated Total Number 50 Conformers Submitted Total Number 12 Representative Model 1 (lowest energy)
Computation: NMR Software # Classification Version Software Name Author 1 collection VNMR 6.0 VARIAN 2 data analysis Felix 2000 ACCELRYS 3 structure solution X-PLOR 3.851 AT BRUNGER 4 refinement X-PLOR 3.851 AT BRUNGER