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COMPLEX OF THE AMINO TERMINAL DOMAIN OF ENZYME I AND THE HISTIDINE-CONTAINING PHOSPHOCARRIER PROTEIN HPR FROM ESCHERICHIA COLI
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
1) TRIPLE RESONANCE FOR ASSIGNMENT OF PROTEIN. (2) QUANTITATIVE J CORRELATION FOR COUPLING CONSTANTS. (3) 3D
7.00
313
2
4D HETERONUCLEAR SEPARATED
7.00
313
3
FILTERED NOE E (4) IPAP EXPTS FOR DIPOLAR COUPLINGS DIPOLAR COUPLINGS WERE MEASURED IN A NEMATIC PHASE OF A CO SUSPENSION OF PHAGE FD (CLORE ET AL. 1998 J. AM. CHEM. SOC
7.00
313
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Bruker
DMX500
500
2
Bruker
DMX600
600
3
Bruker
DMX750
750
NMR Refinement
Method
Details
Software
simulated annealing
THE STRUCTURES WERE CALCULATED USING THE SIMULATED ANNEALING PROTOCOL OF NILGES ET AL. (1988) FEBS LETT. 229, 129-136 USING THE PROGRAM CNS MODIFIED TO INCORPORATE COUPLING CONSTANT RESTRAINTS (GARRETT ET AL. (1984) J. MAGN. RESON. SERIES B 104, 99-103), CARBON CHEMICAL SHIFT RESTRAINTS, (KUSZEWSKI ET AL. (1995) J. MAGN. RESON. SERIES B 106, 92-96) RESTRAINTS, AND RESIDUAL DIPOLAR COUPLING RESTRAINTS (CLORE ET AL. J. MAGN. RESON 131, 159-162 (1998); J. MAGN 133, 216-221 (1998)).
CNS
NMR Ensemble Information
Conformer Selection Criteria
REGULARIZED MEAN STRUCTURE
Conformers Calculated Total Number
40
Conformers Submitted Total Number
40
Additional NMR Experimental Information
Details
THE 3D STRUCTURE OF THE EIN-HPR COMPLEX WAS SOLVED BY MULTI HETERONUCLEAR NMR AND IS BASED ON 5475