2FXF
Human spermidine/spermine N1-acetyltransferase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2F5I | PDB Entry: 2F5I |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 300 | 14% PEG3350, 0.2 M Ca Acetate, 0.1 M BisTris propane, pH 7.0. , VAPOR DIFFUSION, HANGING DROP, temperature 300K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.62 | 53.07 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 65.631 | ¦Á = 90 |
b = 66.738 | ¦Â = 94.41 |
c = 95.66 | ¦Ã = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
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 IV | 2006-02-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU | 1.54 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 100 | 98.9 | 27544 | 27544 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
2 | 2.07 | 97.6 |
Refinement
Statistics | |||||||||||||||||||
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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: 2F5I | 2 | 32.72 | 26160 | 26160 | 1381 | 98.97 | 0.19635 | 0.19635 | 0.19353 | 0.24993 | RANDOM | 35.614 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
0.17 | 0.22 | 0.12 | -0.25 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.082 |
r_dihedral_angle_4_deg | 20.223 |
r_dihedral_angle_3_deg | 16.716 |
r_dihedral_angle_1_deg | 6.296 |
r_scangle_it | 4.07 |
r_scbond_it | 2.91 |
r_mcangle_it | 2.004 |
r_angle_refined_deg | 1.766 |
r_mcbond_it | 1.287 |
r_nbtor_refined | 0.31 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2687 |
Nucleic Acid Atoms | |
Solvent Atoms | 218 |
Heterogen Atoms | 111 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALEPACK | data scaling |
PHASER | phasing |