2M8F
Structure of lasso peptide astexin3
SOLUTION NMR
NMR Experiment | ||||||||
---|---|---|---|---|---|---|---|---|
Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 2D TOCSY | 16.25 mg/mL astexin3 | DMSO | 295 | ||||
2 | 2D NOESY | 16.25 mg/mL astexin3 | DMSO | 295 | ||||
3 | 2D COSY | 16.25 mg/mL astexin3 | DMSO | 295 |
NMR Spectrometer Information | |||
---|---|---|---|
Spectrometer | Manufacturer | Model | Field Strength |
1 | Bruker | AVANCE III | 500 |
NMR Refinement | ||
---|---|---|
Method | Details | Software |
simulated annealing, torsion angle dynamics | An ensemble of 200 structures was generated by simulated annealing under a set of 218 NOE-derived upper distance restraints and 11 3JHHA coupling-derived phi angle restraints. 20 lowest energy structures were refined further by energy minimization using TINKER 6.0. | CYANA |
NMR Ensemble Information | |
---|---|
Conformer Selection Criteria | structures with the lowest energy |
Conformers Calculated Total Number | 200 |
Conformers Submitted Total Number | 20 |
Representative Model | 1 (lowest energy) |
Additional NMR Experimental Information | |
---|---|
Details | This structure was determined using standard 2D homonuclear techniques. |
Computation: NMR Software | ||||
---|---|---|---|---|
# | Classification | Version | Software Name | Author |
1 | structure solution | CYANA | 6.0 | Guntert, Mumenthaler and Wuthrich |
2 | processing | TopSpin | 2.1 | Ponder |
3 | processing | MESTRENOVA | 7.0.3 | MestreLab Research, S.S.L., Santiago de Compostella, Spain |
4 | refinement | Tinker | 6.0 | Ponder |
5 | refinement | CYANA | 6.0 | Guntert, Mumenthaler and Wuthrich |