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SOLUTION NMR STRUCTURE OF BOVINE PANCREATIC PHOSPHOLIPASE A2, 20 STRUCTURES
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
2D COSY
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
2
2D TOCSY
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
3
2D NOESY
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
4
3D HNCACB
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
5
3D HNCA
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
6
3D CBCA(CO)NH
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
7
3D HN(CO)CA
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
8
3D HNHA
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
9
3D HNHB
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
10
15N-EDITED NOESY-HSQC
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
11
15N-EDITED TOCSY-HSQC
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
12
13C-EDITED NOESY-HMQC
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
13
AND 13C-EDITED HCCH-TOCSY
H2O AND D2O, 50 MM CACL2, 300 MM NACL
300 mM NACL, 50 mM CACL2
6.0
310
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Bruker
DMX 600
600
2
Bruker
DRX 800
800
NMR Refinement
Method
Details
Software
simulated annealing
X-PLOR
NMR Ensemble Information
Conformer Selection Criteria
CLOSEST TO THE MEAN STRUCTURE WHICH SHOWS LITTLE RESTRAINT VIOLATION
Conformers Calculated Total Number
40
Conformers Submitted Total Number
20
Additional NMR Experimental Information
Details
THE SOLUTION STRUCTURE OF THE BOVINE PANCREATIC PHOSPHOLIPASE A2 HAS BEEN
DETERMINED BY MULTI-DIMENSIONAL HETERONUCLEAR NMR. THE STRUCTURES WERE
CALCULATED USING THE SIMULATED ANNEALING PROTOCOL OF NILGES ET AL. (1988) FEBS
LETT. 229, 129-136 USING THE PROGRAM X-PLOR 3.1 (BRUNGER). THE CALCULATION IS
BASED ON 1937 EXPERIMENTAL NMR RESTRAINTS (1823 DISTANCE AND 114 -RSION ANGLE
RESTRAINTS).