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139555
Biological Macromolecular Structures Enabling Breakthroughs in Research and Education
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Structure Summary
3D View
Annotations
Sequence
Sequence Similarity
Structure Similarity
Experiment
1Q10
Ensemble of 40 Structures of the Dimeric Mutant of the B1 Domain of Streptococcal Protein G
Display Files
FASTA Sequence
PDB File
PDB File (Header)
mmCIF File
mmCIF File (Header)
PDBML/XML File
PDBML/XML File (Header)
Download Files
FASTA Sequence
PDB File (Text)
PDB File (gz)
PDBx/mmCIF File
PDBx/mmCIF File (gz)
PDBML/XML File
PDBML/XML File (gz)
NMR Restraints (Text)
NMR Restraints (gz)
V2 NMR Restraints (gz)
SOLUTION NMR Experimental Data
Experimental Details
Sample Conditions
Sample Contents
1.7mM (in monomer) U-15N,13C, 50mM phosphate buffer, 0.02% NaN3, 92.5% H2O, 7.5% D2O
Solvent
92.5% H2O, 7.5% D2O
Ionic Strength
50mM sodium phosphate buffer
pH
5.5
Pressure
ambient
Temperature (K)
298
Experiment(s):
3D_13C-separated_NOESY, 3D_15N-separated_NOESY
Sample Contents
0.85mM (in monomer) U-15N,13C, 0.85mM (in monomer) unlabeled, 50mM phosphate buffer (pH 5.5), 0.02 % NaN3, 92.5% H2O, 7.5% D2O
Solvent
92.5% H2O, 7.5% D2O
Ionic Strength
50mM sodium phosphate buffer
pH
5.5
Pressure
ambient
Temperature (K)
298
Experiment(s):
3D_13C-separated/12C-filtered_NOESY
Sample Contents
0.85mM (in monomer) U-15N,13C, 0.85mM (in monomer) unlabeled, 50mM phosphate buffer, 0.02% NaN3, 100% D2O
Solvent
100% D2O
Ionic Strength
50mM sodium phosphate buffer
pH
5.5
Pressure
ambient
Temperature (K)
298
Experiment(s):
3D_13C-separated/12C-filtered_NOESY
Sample Contents
1.7mM (in monomer) unlabeled, 50mM phosphate buffer, 0.02% NaN3, 92.5% H2O, 7.5% D2O
Solvent
92.5% H2O, 7.5% D2O
Ionic Strength
50mM sodium phosphate buffer
pH
5.5
Pressure
ambient
Temperature (K)
298
Experiment(s):
2D NOESY
Sample Contents
1.7mM (in monomer) unlabeled, 50mM phosphate buffer, 0.02% NaN3, 100% D2O
Solvent
100% D2O
Ionic Strength
50mM sodium phosphate buffer
pH
5.5
Pressure
ambient
Temperature (K)
298
Experiment(s):
2D NOESY
Spectrometer Information
Manufacturer
Model
Field Strength
Bruker
DRX
800.0
Bruker
DMX
600.0
Bruker
DMX
500.0
Bruker
DRX
600.0
Bruker
DMX
750.0
NMR Refinement
Method
simulated annealing
Details
The structures are based on a total of 1311 constraints per monomeric subunit: 1035 NOE-derived distance constraints, 72 hydrogen bond distance constraints, 148 dihedral angle constraints, and 56 residual N-H dipolar coupling constraints.
NMR Ensemble Information
Conformer Selection Criteria
structures with the lowest energy,target function
Conformers Calculated Total Number
100
Conformers Submitted Total Number
40
Representative Model Choice Rationale
1
minimized average structure
Additional NMR Experimental Information
1
The structure was determined using triple-resonance NMR spectroscopy.
Computation: NMR Software
#
Classification
Software Name
Author
1
collection version: 2.6 and 3.1
XWINNMR
Bruker
2
processing version: 2.2
NMRPipe
Delaglio
3
data analysis version: 4.3.2
PIPP
Garrett
4
structure solution version: 1.1
CNS
Brunger
5
refinement version: 1.1
CNS
Brunger