4K93
CRYSTAL STRUCTURE OF probable sugar kinase protein from Rhizobium etli CFN 42 complexed with N-(HYDROXYMETHYL)BENZAMIDE
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4E3A | PDB ENTRY 4E3A |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 298 | 0.2M AMMONIUM ACETATE, 0.1M BIS:TRIS:HCL, PH 6.5,25% PEG3350, VAPOR DIFFUSION, SITTING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.21 | 44.22 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 81.438 | α = 90 |
b = 91.184 | β = 90 |
c = 92.292 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315 | 2013-03-28 | SAD |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X29A | 1.075 | NSLS | X29A |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 1.49 | 50 | 99.7 | 0.087 | 9.6 | 6.9 | 112089 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.49 | 1.52 | 100 | 0.69 | 6.9 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 4E3A | 1.5 | 41.17 | 103992 | 5480 | 99.24 | 0.19538 | 0.19396 | 0.2221 | RANDOM | 19.742 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.41 | -0.38 | 0.79 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.361 |
r_sphericity_free | 33.009 |
r_dihedral_angle_4_deg | 15.455 |
r_dihedral_angle_3_deg | 13.265 |
r_sphericity_bonded | 11.806 |
r_dihedral_angle_1_deg | 5.551 |
r_rigid_bond_restr | 3.583 |
r_angle_refined_deg | 1.321 |
r_chiral_restr | 0.085 |
r_bond_refined_d | 0.009 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5008 |
Nucleic Acid Atoms | |
Solvent Atoms | 600 |
Heterogen Atoms | 144 |
Software
Software | |
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Software Name | Purpose |
SCALEPACK | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
CBASS | data collection |
HKL-2000 | data reduction |