4GRT
HUMAN GLUTATHIONE REDUCTASE A34E, R37W MUTANT, MIXED DISULFIDE BETWEEN TRYPANOTHIONE AND THE ENZYME
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1GRT | PDB ENTRY 1GRT |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 0.57-0.90 M AMMONIUM SULFATE,100 MM POTASSIUM PHOSPHATE, PH 8.0, AND 0.5% 1-N-BETA-OCTYL-D-GLUCOPYRANOSIDE HANGING DROP VAPOR DIFFUSION. CRYSTALS WERE SOAKED IN ARTIFICIAL MOTHER LIQUOR AT PH 6.5 CONTAINING 420 MM OXIDIZED GLUTATHIONE, vapor diffusion - hanging drop |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.73 | 54.99 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 119.77 | α = 90 |
b = 84.98 | β = 90 |
c = 63.32 | γ = 58.15 |
Symmetry | |
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Space Group | B 1 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 | 293 | AREA DETECTOR | SIEMENS | MIRRORS | 1993-05-09 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 2.8 | 86.6 | 0.105 | 1.5 | 12974 | 0.1 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.8 | 2.93 | 38.4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | DIRECT BASED ON KNOWN MODEL | PDB ENTRY 1GRT | 2.8 | 10 | 0.1 | 9794 | 71.7 | 0.189 | 0.189 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 25.49 |
x_angle_deg | 1.79 |
x_improper_angle_d | 1.77 |
x_bond_d | 0.012 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na | |
x_angle_d_prot | |
x_angle_deg_na |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3506 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms | 101 |
Software
Software | |
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Software Name | Purpose |
X-PLOR | model building |
X-PLOR | refinement |
XDS | data reduction |
XDS | data scaling |
X-PLOR | phasing |