1SSG
Understanding protein lids: Structural analysis of active hinge mutants in triosephosphate isomerase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 8TIM | PDB entry 8TIM |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 294 | Citrate, ammonium sulphate, sodium chloride, 2-phosphoglycolate, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3 | 59.06 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 88.327 | ¦Á = 90 |
b = 88.327 | ¦Â = 90 |
c = 163.874 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 41 21 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 | IMAGE PLATE | MARRESEARCH | Focusing mirror | 2002-05-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | ENRAF-NONIUS | 1.5 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 20 | 99.7 | 0.089 | 0.11 | 25 | 5.11 | 16713 | 16663 | 21.4 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.8 | 2.9 | 97.4 | 0.6 | 0.74 | 3.4 | 1622 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 8TIM | 2.9 | 19.96 | 14272 | 13881 | 727 | 97.26 | 0.20663 | 0.20663 | 0.20473 | 0.24433 | RANDOM | 14.592 |
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] | |
1.57 | 1.57 | -3.14 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_1_deg | 6.645 |
r_scangle_it | 1.532 |
r_angle_other_deg | 1.329 |
r_angle_refined_deg | 1.328 |
r_scbond_it | 0.944 |
r_mcangle_it | 0.509 |
r_symmetry_vdw_other | 0.302 |
r_mcbond_it | 0.278 |
r_nbd_other | 0.247 |
r_nbd_refined | 0.221 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3742 |
Nucleic Acid Atoms | |
Solvent Atoms | 93 |
Heterogen Atoms | 56 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MAR345 | data collection |
SCALEPACK | data scaling |
AMoRE | phasing |