1G9E
SOLUTION STRUCTURE AND RELAXATION MEASUREMENTS OF AN ANTIGEN-FREE HEAVY CHAIN VARIABLE DOMAIN (VHH) FROM LLAMA
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D NOESY | 3mM 15N H14; 10mM deuterated Na acetate pH4.6 | 90% H2O/10% D2O | 4.6 | ambient | 300 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | DRX | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
distance geometry, molecular dynamics | The structures are based on a total of 1295 restraints, 1181 are NOE-derived distance constraints, 57 dihedral angle restraints, 51 distance restraints from hydrogen bonds and 6 from the disulfide bridge. | UXNMR |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | Structures with acceptable covalent geometry, structures with favorable non-bond energy, structures with the least restraint violations,structures with the lowest energy |
Conformers Calculated Total Number | 50 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | collection | UXNMR | 2.6 | BRUKER |
2 | processing | UXNMR | 2.6 | BRUKER |
3 | data analysis | XEASY | 1.3.13 | Bartels |
4 | structure solution | DIANA | 2.8 | Guntert |
5 | refinement | CNS | 1.0 | Brunger |