6HX7
Crystal structure of human R180T variant of ORNITHINE AMINOTRANSFERASE at 1.8 Angstrom
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1OAT |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 294 | Prot 115uM in 150mM NaCl 50mM Hepes pH 8.0 mixed with hit 1-5 of the LMB screen (Molecular Dimensions): 4 M Ammonium acetate 0.1 M Bis-Tris propane 7.0 (cryo + Glycerol 20%) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.12 | 41.92 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 193.252 | α = 90 |
b = 193.252 | β = 90 |
c = 57.211 | γ = 120 |
Symmetry | |
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Space Group | P 31 1 2 |
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 | PIXEL | DECTRIS PILATUS 2M | 2017-07-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ELETTRA BEAMLINE 5.2R | 0.999995 | ELETTRA | 5.2R |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 1.8 | 48.31 | 98.7 | 0.136 | 0.145 | 0.049 | 0.997 | 7.6 | 8 | 110536 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.8 | 1.83 | 96.2 | 0.398 | 0.444 | 0.192 | 0.94 | 5 |
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 | 1OAT | 1.8 | 45 | 105147 | 5358 | 98.56 | 0.2212 | 0.2209 | 0.2277 | RANDOM | 15.819 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.37 | -0.19 | -0.37 | 1.21 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.979 |
r_dihedral_angle_4_deg | 17.18 |
r_dihedral_angle_3_deg | 13.391 |
r_dihedral_angle_1_deg | 5.79 |
r_angle_other_deg | 3.57 |
r_angle_refined_deg | 1.473 |
r_chiral_restr | 0.067 |
r_gen_planes_other | 0.024 |
r_bond_refined_d | 0.021 |
r_gen_planes_refined | 0.01 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9139 |
Nucleic Acid Atoms | |
Solvent Atoms | 1200 |
Heterogen Atoms | 45 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
Aimless | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |