1XC0
Twenty Lowest Energy Structures of Pa4 by Solution NMR
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D TOCSY | ~1.5 mg of lyophilized Pa4 in 20 mM PBS (pH 6.5),300 mM d31-DPC and 10% D2O. Sample pH was adjusted to ~4.5 with NaOH. | 90% water and 10% D2O | 4.5 | 303 | |||
2 | 2D NOESY | ~1.5 mg of lyophilized Pa4 in 20 mM PBS (pH 6.5),300 mM d31-DPC and 10% D2O. Sample pH was adjusted to ~4.5 with NaOH. | 90% water and 10% D2O | 4.5 | 303 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 800 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
extended structure; random simulated annealing; molecular dynamics | 335 NOEs; 13 H-bonds | VNMR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 350 |
Conformers Submitted Total Number | 20 |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | VNMR | 6.1 | varian |
2 | processing | NMRPipe | 2006 | Delaglio |
3 | data analysis | Sparky | 3.110 | Goddard |
4 | structure solution | X-PLOR | 3.851 | Brunger |
5 | refinement | X-PLOR | 3.851 | Brunger |