Solution Structure of HndAc : A Thioredoxin-like [2Fe-2S] Ferredoxin Involved in the NADP-reducing Hydrogenase Complex
SOLUTION NMR
| NMR Experiment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
| 1 | 2D NOESY | 1mM oxidized HndAc, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl | 90% H2O/10% D2O | 10mM Sodium phosphate buffer, 100mM NaCl | 6.0 | ambient | 293 | |
| 2 | 2D TOCSY | 1mM oxidized HndAc, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl | 90% H2O/10% D2O | 10mM Sodium phosphate buffer, 100mM NaCl | 6.0 | ambient | 293 | |
| 3 | DQF-COSY | 1mM oxidized HndAc, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl | 90% H2O/10% D2O | 10mM Sodium phosphate buffer, 100mM NaCl | 6.0 | ambient | 293 | |
| 4 | 3D_15N-separated_NOESY | 1mM oxidized HndAc U-15N, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl | 90% H2O/10% D2O | 10mM Sodium phosphate buffer, 100mM NaCl | 6.0 | ambient | 293 | |
| 5 | 3D_15N-separated_TOCSY | 1mM oxidized HndAc U-15N, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl | 90% H2O/10% D2O | 10mM Sodium phosphate buffer, 100mM NaCl | 6.0 | ambient | 293 | |
| 6 | HNCA-J | 0.15mM oxidized HndAc U-15N,13c, 10mM Sodium phosphate buffer (pH 6.0), 100mM NaCl | 90% H2O/10% D2O | 10mM Sodium phosphate buffer, 100mM NaCl | 6.0 | ambient | 293 | |
| NMR Spectrometer Information | |||
|---|---|---|---|
| Spectrometer | Manufacturer | Model | Field Strength |
| 1 | Bruker | DRX | 500 |
| 2 | Varian | INOVA | 800 |
| NMR Refinement | ||
|---|---|---|
| Method | Details | Software |
| torsion angle dynamics | XwinNMR | |
| NMR Ensemble Information | |
|---|---|
| Conformer Selection Criteria | structures with the least restraint violations |
| Conformers Calculated Total Number | 100 |
| Conformers Submitted Total Number | 15 |
| Representative Model | 1 (lowest energy) |
| Additional NMR Experimental Information | |
|---|---|
| Details | This structure was determined using standard 2D homonuclear techniques and 2D/3D heteronuclear techniques |
| Computation: NMR Software | ||||
|---|---|---|---|---|
| # | Classification | Version | Software Name | Author |
| 1 | collection | XwinNMR | 3.0 | bruker |
| 2 | processing | XwinNMR | 3.0 | bruker |
| 3 | data analysis | Felix | 2002 | accelrys |
| 4 | structure solution | CNS | 1.1 | A.T.Brunger, P.D.Adams, G.M.Clore, W.L.Delano, P.Gros, R.W.Grosse-Kunstleve, J.-S.Jiang, J.Kuszewski, M.Nilges, N.S.Pannu, R.J.Read, L.M.Rice, T.Simonson, G.L.Warren |
| 5 | structure solution | ARIA | 1.2 | JP Linge, SI O'Donoghue and M Nilges |
| 6 | refinement | ARIA | 1.2 | JP Linge, SI O'Donoghue and M Nilges |
