2C5E
gdp-mannose-3', 5' -epimerase (arabidopsis thaliana), k217a, with gdp-alpha-d-mannose bound in the active site.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2C54 | PDB ENTRY 2C54 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6 | 100 MM BIS-TRIS PH 6.0, 2.2 M AMMONIUM SULPHATE. SITTING DROP, VAPOUR DIFFUSION. CRYOPTROTECTED WITH 6 M SODIUM FORMATE. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.75 | 29.21 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 62.481 | ¦Á = 90 |
b = 83.617 | ¦Â = 99.01 |
c = 66.232 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 CCD | 2005-05-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
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 | 1.7 | 35.22 | 99.8 | 0.09 | 13.2 | 3.8 | 73777 | 15.5 |
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 | 1.7 | 1.79 | 99.7 | 0.44 | 2.2 | 3.8 |
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 2C54 | 1.7 | 34.61 | 73742 | 3705 | 99.8 | 0.134 | 0.131 | 0.193 | RANDOM | 16.41 |
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] | |
-0.624 | -0.273 | 1.25 | -0.711 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.171 |
r_dihedral_angle_4_deg | 21.818 |
r_dihedral_angle_3_deg | 13.304 |
r_dihedral_angle_1_deg | 6.494 |
r_scangle_it | 4.412 |
r_scbond_it | 3.194 |
r_mcangle_it | 2.079 |
r_angle_refined_deg | 1.735 |
r_mcbond_it | 1.556 |
r_nbtor_refined | 0.307 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5776 |
Nucleic Acid Atoms | |
Solvent Atoms | 870 |
Heterogen Atoms | 196 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |