3CQA
Crystal structure of human fibroblast growth factor-1 with mutations Glu81Ala and Lys101Ala
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1JQZ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 298 | 3.3 M sodium formate and 0.4 M ammonium sulphate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.99 | 58.83 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 73.34 | α = 90 |
b = 97.91 | β = 90 |
c = 108.48 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 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 | 100 | IMAGE PLATE | RIGAKU RAXIS IIC | 2007-07-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R | 1.541 |
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 | 1.8 | 20 | 93.9 | 0.076 | 12.6 | 8 | 274769 | 17.1 |
Highest Resolution Shell | |||||||||||||||||||
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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) | |||||||||||
1.8 | 1.84 | 58.4 | 0.346 | 2.88 | 3.5 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation 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 | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1JQZ | 1.8 | 19.92 | 2 | 31380 | 1546 | 86 | 0.191 | 0.191 | 0.212 | RANDOM | 25.6 |
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] | |
0.29 | 4.55 | -4.84 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 26.1 |
c_scangle_it | 3.2 |
c_mcangle_it | 2.18 |
c_scbond_it | 2.13 |
c_angle_deg | 1.6 |
c_mcbond_it | 1.41 |
c_improper_angle_d | 0.95 |
c_bond_d | 0.013 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2246 |
Nucleic Acid Atoms | |
Solvent Atoms | 220 |
Heterogen Atoms | 16 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
HKL-2000 | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
CNS | phasing |