1WCO

The solution structure of the nisin-lipid II complex


SOLUTION NMR
NMR Experiment
ExperimentTypeSample ContentsSolventIonic StrengthpHPressureTemperature (K)Spectrometer
11H-15N CT HSQC100% D6-DMSO1.0 atm300.0
231P 1D100% D6-DMSO1.0 atm300.0
31H-13C HSQC100% D6-DMSO1.0 atm300.0
41H-13C HMBC100% D6-DMSO1.0 atm300.0
531P 1D100% D6-DMSO1.0 atm300.0
61H-15N-NOESY HSQC100% D6-DMSO1.0 atm300.0
71H-1H NOESY100% D6-DMSO1.0 atm300.0
81H-15N TOCSY- HSQC100% D6-DMSO1.0 atm300.0
91H-1H TOCSY100% D6-DMSO1.0 atm300.0
101H-1H COSY100% D6-DMSO1.0 atm300.0
111H-15N-NOESY HSQC100% D6-DMSO1.0 atm300.0
121H-1H NOESY100% D6-DMSO1.0 atm300.0
NMR Spectrometer Information
SpectrometerManufacturerModelField Strength
1BrukerAVANCE500
2BrukerAVANCE600
3BrukerAVANCE750
4BrukerAVANCE900
NMR Refinement
MethodDetailsSoftware
HADDOCKREFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE. THE ENSEMBLE OF STRUCTURES IS SUPERIMPOSED ON THE CA OF NISIN RESIDUES 1-12 (CHAIN N), THE HEAVY ATOMS OF MURNAC, PYROPHOSPHATE AND THE FIRST ISOPRENE OF 3-LIPID II (CHAIN L) AS THESE ARE THE ONLY SEGMENTS THAT HAVE SUFFICIENT DISTANCE RESTRAINTS TO DEFINE THE COMPLEX STRUCTURE. OTHER RESIDUES NAMELY RESIDUES 13-34 (ESPECIALLY RESIDUES 20-34) OF NISIN, THE PENTAPEPTIDE AND TERMINAL ISOPRENE UNITS OF 3-LIPID II ARE FLEXIBLE AS SUPPORTED BY DYNAMICS DATA. THE ATOM OCCUPANCY OF THE C- TERMINAL TAIL OF NISIN (RESIDUES 20-34) HAS BEEN MODIFIED TO BE 0.3 TO REFLECT THEIR DISORDER/FLEXIBILITY.CNS
NMR Ensemble Information
Conformer Selection CriteriaRMSD CLUSTERING AND LOWEST TOTAL ENERGY
Conformers Calculated Total Number200
Conformers Submitted Total Number20
Additional NMR Experimental Information
DetailsTHE STRUCTURE WAS DETERMINED USING MULTIDIMENSIONAL NMR SPECTROSCOPY ON 15N-LABELLED NISIN IN COMPLEX WITH UNLABELLED 3-LIPID II. INTERMOLECULAR HYDROGEN BONDS WERE IDENTIFIED AND USED IN STRUCTURAL CALCULATION BY 31P- EDITED 1H-15N CT HSQC.
Computation: NMR Software
#ClassificationVersionSoftware NameAuthor
1refinementCNS1.1BRUNGER,ADAMS,CLORE,DELANO,GROS, GROSSE- KUNSTLEVE,JIANG,KUSZEWSKI,NILGES, PANNU,READ, RICE,SIMONSON,WARREN
2structure solutionNMRViewVIEW
3structure solutionCNS