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DETERMINATION OF THE THREE-DIMENSIONAL SOLUTION STRUCTURE OF AESCULUS HIPPOCASTANUM ANTIMICROBIAL PROTEIN 1 (AH-AMP1) BY 1H NMR, 25 STRUCTURES
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
NOESY
4.1
1 atm
292.5
2
TOCSY
4.1
1 atm
292.5
3
DQFCOSY
4.1
1 atm
292.5
4
E.COSY
4.1
1 atm
292.5
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Bruker
AM500
500
NMR Refinement
Method
Details
Software
DISTANCE GEOMETRY AND SIMULATED ANNEALING
SIMULATED ANNEALING PROTOCOL ADOPTED FROM NILGES ET AL. 1988, FEBS LETTERS, VOL. 239, PP129-136.
Discover
NMR Ensemble Information
Conformer Selection Criteria
LEAST RESTRAINT VIOLATION AND ENERGY
Conformers Calculated Total Number
500
Conformers Submitted Total Number
25
Additional NMR Experimental Information
Details
2D HOMONUCLEAR 1H NMR WAS USED TO EXTRACT DISTANCE AND TORSIONAL CONSTRAINTS. RMSD BACKBONE ATOMS 0.81 +/- 0.12. RMSD ALL ATOMS 1.25 +/- 0.13. THE AMBER FORCEFIELD WAS USED FOR THE SIMULATED ANNEALING.