2MCC
Structural studies on dinuclear ruthenium(II) complexes that bind diastereoselectively to an anti-parallel folded human telomere sequence
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-1H NOESY | 0.3 mM human telomere quadruplex, 0.3 mM LL-(Ru[bipy]2)tppz4+, 50 mM sodium chloride | 100% D2O | 50 | 7 | ambient | 298 | |
2 | 2D 1H-1H TOCSY | 0.3 mM human telomere quadruplex, 0.3 mM LL-(Ru[bipy]2)tppz4+, 50 mM sodium chloride | 100% D2O | 50 | 7 | ambient | 298 | |
3 | 2D 1H-1H COSY | 0.3 mM human telomere quadruplex, 0.3 mM LL-(Ru[bipy]2)tppz4+, 50 mM sodium chloride | 100% D2O | 50 | 7 | ambient | 298 | |
4 | 2D 1H-31P HSQC | 0.3 mM human telomere quadruplex, 0.3 mM LL-(Ru[bipy]2)tppz4+, 50 mM sodium chloride | 100% D2O | 50 | 7 | ambient | 298 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 800 |
2 | Bruker | AVANCE | 600 |
3 | Bruker | AVANCE | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle dynamics | X-PLOR NIH |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 20 |
Conformers Submitted Total Number | 5 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | structure solution | X-PLOR NIH | 2.14 | Schwieters, Kuszewski, Tjandra and Clore |
2 | refinement | X-PLOR NIH | 2.14 | Schwieters, Kuszewski, Tjandra and Clore |