3GSB
CRYSTAL STRUCTURE OF GLUTAMATE-1-SEMIALDEHYDE AMINOMUTASE IN COMPLEX WITH GABACULINE
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7 | 50MM NA-CACODYLATE BUFFER PH 7.0, 200 MM MG-ACETATE, 19.5% PEG 10,000, SOAKING CONDITIONS: 3MM GABACULINE FOR 4 DAYS |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.4 | 50 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 68.6 | α = 90 |
b = 108.6 | β = 90 |
c = 123.5 | 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 | 273 | IMAGE PLATE | MARRESEARCH | 1995-09-18 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | ELLIOTT GX-21 |
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 | 3 | 15 | 98 | 0.114 | 6.2 | 3.1 | 18662 | 32 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
3 | 3.16 | 96.4 | 0.412 | 1.8 | 3.1 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | GSAT WILD-TYPE (NATIVE) STRUCTURE | 3 | 15 | 18662 | 98 | 0.159 | 0.159 | 0.25 | 29.6 |
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 | |
---|---|
Key | Refinement Restraint Deviation |
x_scbond_it | 6 |
x_mcbond_it | 3 |
x_scangle_it | 3 |
x_mcangle_it | 2 |
x_angle_deg | 1.98 |
x_bond_d | 0.012 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6402 |
Nucleic Acid Atoms | |
Solvent Atoms | 157 |
Heterogen Atoms | 42 |
Software
Software | |
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Software Name | Purpose |
CCP4 | model building |
X-PLOR | refinement |
MOSFLM | data reduction |
CCP4 | data scaling |
CCP4 | phasing |