2A00
The solution structure of the AMP-PNP bound nucleotide binding domain of KdpB
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D_15N-SEPARATED_NOESY | 1.0MM U-15N,13C KDPBN, 50MM phosphate buffer, 100MM NACL, 0.05% sodium azide, 15MM ATP- PNP; 1.0MM U-15N KDPBN, 50MM phosphate buffer, 100MM NACL, 0.05% sodium azide, 15MM AMP- PNP | 100mM NACL | 6.0 | AMBIENT | 300 | ||
2 | CNH- NOESY | 1.0MM U-15N,13C KDPBN, 50MM phosphate buffer, 100MM NACL, 0.05% sodium azide, 15MM ATP- PNP; 1.0MM U-15N KDPBN, 50MM phosphate buffer, 100MM NACL, 0.05% sodium azide, 15MM AMP- PNP | 100mM NACL | 6.0 | AMBIENT | 300 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DMX | 900 |
2 | Bruker | DMX | 750 |
3 | Bruker | DMX | 600 |
NMR Refinement | ||
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Method | Details | Software |
simulated annealing | Based on a total of 1667 NOE-based distance restraints, 230 dihedral angle restraints and 21 intermolecular distance restraints | X-PLOR |
NMR Ensemble Information | |
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Conformer Selection Criteria | structures with the least restraint violations |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 19 |
Representative Model | 1 (lowest violations) |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | refinement | X-PLOR | NIH-2.9.3 | BRUNGER |
2 | structure solution | XwinNMR | 3.5 | BRUKER |
3 | structure solution | X-PLOR | NIH-2.9.3 | BRUNGER |