2NDJ
Structural Basis for KCNE3 and Estrogen Modulation of the KCNQ1 Channel
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-15N HSQC | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
2 | 3D HNCA | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
3 | 3D HN(CO)CA | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
4 | 3D HNCACB | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
5 | 3D CBCA(CO)NH | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
6 | 3D HNCO | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
7 | 3D HCACO | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 | |||
8 | 2D 1H-15N HSQC | 0.8 mM [U-100% 13C; U-100% 15N; U-80% 2H] protein | 90% H2O/10% D2O | 6.5 | 313 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 800 |
2 | Bruker | AVANCE | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
DGSA-distance geometry simulated annealing, molecular dynamics | NMRPipe |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 9764 |
Conformers Submitted Total Number | 10 |
Representative Model | 1 (closest to the average) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | processing | NMRPipe | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax | |
2 | chemical shift assignment | NMRView | Johnson, One Moon Scientific | |
3 | data analysis | NMRView | Johnson, One Moon Scientific | |
4 | peak picking | NMRView | Johnson, One Moon Scientific | |
5 | processing | TopSpin | Bruker Biospin | |
6 | collection | TopSpin | Bruker Biospin | |
7 | structure solution | TALOS | Cornilescu, Delaglio and Bax | |
8 | structure solution | X-PLOR | Schwieters, Kuszewski, Tjandra and Clore | |
9 | refinement | Amber | Case, Darden, Cheatham, III, Simmerling, Wang, Duke, Luo, and Kollman | |
10 | refinement | X-PLOR | Schwieters, Kuszewski, Tjandra and Clore |