3OZL
Crystal structure of human transthyretin variant A25T in complex with flufenamic acid.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3I9A | PDB entry 3I9A |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | 0.1 M Hepes sodium pH 7.5, 28% PEG 400, 0.2 calcium chloride dihydrate, VAPOR DIFFUSION, HANGING DROP, temperature 293K, soaking for 1 h with ligand. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.61 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 43.93 | α = 90 |
b = 85.607 | β = 90 |
c = 65.228 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | MARMOSAIC 225 mm CCD | 2008-03-27 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | LNLS BEAMLINE W01B-MX2 | 1.4586 | LNLS | W01B-MX2 |
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 | 1.9 | 65.233 | 98.6 | 0.057 | 0.057 | 17.5 | 4.6 | 19697 | 19697 | 24.6 |
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 | 1.9 | 2 | 97.6 | 0.31 | 0.31 | 2.4 | 4.6 | 2811 |
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 3I9A | 1.9 | 26.14 | 19685 | 1009 | 98.16 | 0.2011 | 0.1987 | 0.2474 | RANDOM | 24.2611 |
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] | |
1.07 | -0.85 | -0.22 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.694 |
r_dihedral_angle_4_deg | 18.273 |
r_dihedral_angle_3_deg | 15.72 |
r_dihedral_angle_1_deg | 5.891 |
r_scangle_it | 2.383 |
r_scbond_it | 1.64 |
r_angle_refined_deg | 1.368 |
r_mcangle_it | 1.231 |
r_mcbond_it | 0.712 |
r_nbtor_refined | 0.298 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1789 |
Nucleic Acid Atoms | |
Solvent Atoms | 152 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
MOSFLM | data reduction |
SCALA | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
MAR345dtb | data collection |