4BI7
CRYSTAL STRUCTURE OF A MUTANT (C202A) OF TRIOSEPHOSPHATE ISOMERASE FROM GIARDIA LAMBLIA COMPLEXED WITH 2-PHOSPHOGLYCOLIC ACID
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2DP3 | PDB ENTRY 2DP3 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 6.5 | PROTEIN WAS CRYSTALLYZED FROM 0.1 M MES MONOHYDRATE PH 6.5, 12 % W/V POLYETHYLENE GLYCOL 20,000 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.04 | 59.53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 55.548 | α = 90 |
b = 102.021 | β = 90 |
c = 118.769 | γ = 90 |
Symmetry | |
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Space Group | I 2 2 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 | 90 | CCD | MARRESEARCH | MIRRORS | 2010-07-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | APS | 21-ID-F |
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 | 1.6 | 38.7 | 99.3 | 0.06 | 12.9 | 3.7 | 44874 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.6 | 1.69 | 99.3 | 0.27 | 4 | 3.7 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 2DP3 | 1.6 | 38.69 | 42223 | 2240 | 99.05 | 0.18139 | 0.18048 | 0.19817 | RANDOM | 23.123 |
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 |
r_dihedral_angle_2_deg | 33.759 |
r_dihedral_angle_4_deg | 15.994 |
r_dihedral_angle_3_deg | 11.955 |
r_scangle_it | 8.316 |
r_scbond_it | 5.445 |
r_dihedral_angle_1_deg | 5.233 |
r_mcangle_it | 4.471 |
r_mcbond_it | 3.104 |
r_angle_refined_deg | 1.217 |
r_chiral_restr | 0.076 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1945 |
Nucleic Acid Atoms | |
Solvent Atoms | 192 |
Heterogen Atoms | 14 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALEPACK | data scaling |
PHASER | phasing |