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SL3 HAIRPIN FROM THE PACKAGING SIGNAL OF HIV-1, NMR, 11 STRUCTURES
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
NOESY
WATER
30mM
7
NORMAL
303
2
DQF-COSY
WATER
30mM
7
NORMAL
303
3
H-PCOSY
WATER
30mM
7
NORMAL
303
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Bruker
DRX500
500
NMR Refinement
Method
Details
Software
DISTANCE GEOMETRY, RESTRAINED MOLECULAR DYNAMICS
AVERAGE SIXTH ROOT RESIDUAL NMR INDEX = 0.07, AVERAGE RESTRAINT VIOLATION = 0.06 ANGSTROM.
Amber
NMR Ensemble Information
Conformer Selection Criteria
LEAST RESTRAINT VIOLATION
Conformers Calculated Total Number
500
Conformers Submitted Total Number
11
Additional NMR Experimental Information
Details
THE STRUCTURES WERE DETERMINED FROM 2D NOESY EXPERIMENTS PERFORMED BOTH IN H2O AND D2O. THE DISTANCE RESTRAINTS DETERMINED FROM MARDIGRAS WERE BASED ON INTENSITIES FROM A NOESY WITH A MIXING TIME OF 300MS. DQF-COSY AND H-P COSY WERE USED TO ASCERTAIN INFORMATION ABOUT THE TORSION ANGLES.