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NMR SOLUTION STRUCTURE OF THE SINGLE-STRAND BREAK REPAIR PROTEIN XRCC1-N-TERMINAL DOMAIN
SOLUTION NMR
NMR Experiment
Experiment
Type
Sample Contents
Solvent
Ionic Strength
pH
Pressure
Temperature (K)
Spectrometer
1
3D HNCACB
H2O AND D2O
0.4
6.8
1 atm
298
2
CBCA(CO)NH
H2O AND D2O
0.4
6.8
1 atm
298
3
HNCA
H2O AND D2O
0.4
6.8
1 atm
298
4
HN(CO)CA
H2O AND D2O
0.4
6.8
1 atm
298
5
15N-EDITED TOCSY
H2O AND D2O
0.4
6.8
1 atm
298
6
HCC(CO)NH
H2O AND D2O
0.4
6.8
1 atm
298
7
CC(CO)NH
H2O AND D2O
0.4
6.8
1 atm
298
8
HCCH TOCSY
H2O AND D2O
0.4
6.8
1 atm
298
9
HNCO
H2O AND D2O
0.4
6.8
1 atm
298
10
HNHA
H2O AND D2O
0.4
6.8
1 atm
298
11
HNHB
H2O AND D2O
0.4
6.8
1 atm
298
12
2D (HB)CB(CGCD)HD
H2O AND D2O
0.4
6.8
1 atm
298
13
1H-15N-HSQC
H2O AND D2O
0.4
6.8
1 atm
298
14
1H-13C-HSQC
H2O AND D2O
0.4
6.8
1 atm
298
15
1H-TOCSY
H2O AND D2O
0.4
6.8
1 atm
298
16
AROMATIC 1H-13C-HSQC
H2O AND D2O
0.4
6.8
1 atm
298
17
HMQC-J
H2O AND D2O
0.4
6.8
1 atm
298
18
3D 15N-NOESY
H2O AND D2O
0.4
6.8
1 atm
298
19
3D 13C-NOESY
H2O AND D2O
0.4
6.8
1 atm
298
NMR Spectrometer Information
Spectrometer
Manufacturer
Model
Field Strength
1
Varian
INOVA
600
NMR Refinement
Method
Details
Software
torsion angle dynamics
REFINEMENT DETAILS CAN BE FOUND IN THE JRNL CITATION ABOVE. RMSD (ANGSTROMS) WITH RESPECT TO MEAN: BETA-STRANDS: HEAVY BACKBONE ATOMS 0.26 +/- 0.05; ALL HEAVY ATOMS 0.69 +/- 0.13. RESIDUES 3-76, 83-151 (EXCLUDING THE FLEXIBLE 77-82) : HEAVY BACKBONE ATOMS 0.42 +/- 0.09; ALL HEAVY ATOMS 0.87 +/- 0.12.
X-PLOR
NMR Ensemble Information
Conformer Selection Criteria
30 OUT OF 60 STRUCTURES IN DYANA, CRITERION: TARGET FUNCTION. X-PLOR REFINEMENT: 23 OUT OF 30 STRUCTURES, CRITERIA: NO NOE RESTRAINT VIOLATIONS > 0.5 A AND NO DIHEDRAL ANGLE RESTRAINT VIOLATIONS > 5 DEG.
Conformers Calculated Total Number
60
Conformers Submitted Total Number
23
Additional NMR Experimental Information
Details
THE STRUCTURE WAS DETERMINED USING TRIPLE- AND DOUBLE-RESONANCE NMR SPECTROSCOPY ON 13C-, 15N-LABELED XRCC1-N-TERMINAL DOMAIN