2KGQ
Refined solution structure of des-pyro Glu brazzein
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D 1H-15N HSQC | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
2 | 2D 1H-13C HSQC | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
3 | 3D HNCO | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
4 | 3D HNCA | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
5 | 3D HNCACB | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
6 | 3D CBCA(CO)NH | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
7 | 3D HN(CO)CA | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
8 | 3D HBHA(CO)NH | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
9 | 3D HCACO | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
10 | 3D HCCH-COSY | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
11 | 3D 1H-15N TOCSY | 1 mM [U-15N] wt-brazzein-3 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
12 | 3D 1H-15N NOESY | 1 mM [U-15N] wt-brazzein-3 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
13 | 3D 1H-13C NOESY | 2 mM [U-13C; U-15N] wt-brazzein-1 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
14 | IPAP-HSQC | 1 mM [U-15N] wt-brazzein-3 | 90% H2O/10% D2O | 20 | 5.2 | ambient | 310 | |
15 | IPAP-HSQC | 1 mM [U-15N] wt-brazzein-2 | 93% H2O/7% D2O | 20 | 5.2 | ambient | 310 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | INOVA | 800 |
2 | Varian | INOVA | 600 |
3 | Bruker | DMX | 500 |
4 | Bruker | DMX | 750 |
5 | Bruker | DMX | 600 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
torsion angle molecular dynamics, internal variable dynamics | PIPP |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 100 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | peak picking | PIPP | Garrett | |
2 | data analysis | PIPP | Garrett | |
3 | noe assignment | PIPP | Garrett | |
4 | processing | NMRDraw | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax | |
5 | peak picking | NMRDraw | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax | |
6 | data analysis | NMRDraw | Delaglio, Grzesiek, Vuister, Zhu, Pfeifer and Bax | |
7 | geometry optimization | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore | |
8 | structure solution | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore | |
9 | refinement | X-PLOR NIH | Schwieters, Kuszewski, Tjandra and Clore |