1JBJ
CD3 Epsilon and gamma Ectodomain Fragment Complex in Single-Chain Construct
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | HNCA,HN(CO)CA,HN(CA)CB,HN(COCA)CB,HNCO,HN(CA)CO | U-15N,13C,2D; 5 mM sodium acetate, pH 4.5 | 90% H2O/10% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 | |
2 | 2D-NOESY,2D-TOCSY | unlabeled; 5 mM sodium acetate, pH 4.5 | 100% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 | |
3 | H(CCO)NH | U-15N,13C, U-70% 2D; 5 mM sodium acetate, pH 4.5 | 90% H2O/10% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 | |
4 | 15N-NOESYHSQC,TOCSY | U-15N; 5 mM sodium acetate, pH 4.5 | 90% H2O/10% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 | |
5 | 13C-NOESYHSQC,TOCSY | U-13C; 5 mM sodium acetate, pH 4.5 | 100% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 | |
6 | 13C-HSQC | U-10% 13C; 5 mM sodium acetate, pH 4.5 | 100% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 | |
7 | 15N-HSQC,HNHA,HNHB | U-15N; 5 mM sodium acetate, pH 4.5 | 90% H2O/10% D2O | 5 mM sodium acetate | 4.5 | ambient | 298 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE | 500 |
2 | Varian | INOVA | 750 |
3 | Varian | INOVA | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing | calculated using 1623 NOE restraints, 105 H-bond restraints, and 194 dihedral angle restrints | PROSA |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the least restraint violations |
Conformers Calculated Total Number | 20 |
Conformers Submitted Total Number | 18 |
Representative Model | 12 (lowest energy) |
Additional NMR Experimental Information | |
---|---|
Details | The structure was determined using triple-resonance NMR spectroscopy. Structures are superimposed based on backbone atoms from residues 7 to 79 and 113 to 184. |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | processing | PROSA | 3.7 | Guntert |
2 | data analysis | XEASY | 1.3.13 | Bartels |
3 | structure solution | DYANA | 1.4 | Guntert |
4 | structure solution | X-PLOR | 3.1 | Brunger |
5 | refinement | X-PLOR | 3.1 | Brunger |