1GXG
Non-cognate protein-protein interactions: the NMR structure of the colicin E8 inhibitor protein Im8 and its interaction with the DNase domain of colicin E9
SOLUTION NMR
NMR Experiment | ||||||||
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Experiment | Type | Sample Contents | Solvent | Ionic Strength | pH | Pressure | Temperature (K) | Spectrometer |
1 | 3D 15N-EDITED TOCSY-HSQC | 0.01M DTT | 0.05 M | 6.2 | 1 atm | 298 | ||
2 | 3D 15N-EDITED NOESY-HSQC | 0.01M DTT | 0.05 M | 6.2 | 1 atm | 298 | ||
3 | 2D 1H-1H TOCSY (80MS) | 0.01M DTT | 0.05 M | 6.2 | 1 atm | 298 | ||
4 | 2D 1H-1H NOESY(100MS) | 0.01M DTT | 0.05 M | 6.2 | 1 atm | 298 |
NMR Spectrometer Information | |||
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Spectrometer | Manufacturer | Model | Field Strength |
1 | Varian | UNITYPLUS | 750 |
NMR Refinement | ||
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Method | Details | Software |
torsion angle dynamics | REFINEMENT USING A RESTRAINT MOLECULAR DYNAMICS RUN IN VACUO | OPAL |
NMR Ensemble Information | |
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Conformer Selection Criteria | THE 30 LOWEST TARGET FUNCTION STRUCTURES FROM DYANA WERE ENERGY MINIMISED IN OPAL; THE 20 LOWEST ENERGY STRUCTURES WERE CHOSEN AS THE FINAL ENSEMBLE |
Conformers Calculated Total Number | 300 |
Conformers Submitted Total Number | 1 |
Additional NMR Experimental Information | |
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Details | NMR STRUCTURE DETERMINED USING 15-LABELLED IM8 PROTEIN. THIS ENTRY REPRESENTS THE LOWEST ENERGY STRUCTURE FROM AN ENSEMBLE OF 20 STRUCTURES (THE ENSEMBLE HAS BEEN DEPOSITED AS ENTRY 1GXH). |
Computation: NMR Software | ||||
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# | Classification | Version | Software Name | Author |
1 | refinement | OPAL | LUGINBUHL,GUNTERT,BILLETER,WUTHRICH | |
2 | structure solution | DYANA |