4DYO
Crystal Structure of Human Aspartyl Aminopeptidase (DNPEP) in complex with Aspartic acid Hydroxamate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2IJZ | PDB ENTRY 2IJZ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 293.15 | 15% PEG3350, 0.25 M magnesium chloride, 0.1 M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293.15K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.85 | 56.78 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 244.595 | α = 90 |
b = 244.595 | β = 90 |
c = 244.595 | γ = 90 |
Symmetry | |
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Space Group | F 4 3 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 | CCD | ADSC QUANTUM 315 | Kirkpatrick Baez bimorph mirror pair | 2009-11-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | DIAMOND BEAMLINE I03 | 0.9763 | Diamond | I03 |
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 | 2.2 | 56.11 | 99.6 | 0.179 | 10.4 | 10.8 | 32192 | 32185 | 28.5 |
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 | 2.2 | 2.32 | 97.5 | 0.833 | 2.2 | 8 | 4486 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Number Reflections (All) | 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 2IJZ | 2.2 | 54.69 | 2 | 32185 | 30955 | 1230 | 99.5 | 0.156 | 0.1547 | 0.1947 | RANDOM | 25.863 |
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_sphericity_free | 40.498 |
r_dihedral_angle_2_deg | 38.45 |
r_dihedral_angle_4_deg | 16.824 |
r_dihedral_angle_3_deg | 13.794 |
r_scangle_it | 9.385 |
r_scbond_it | 7.211 |
r_dihedral_angle_1_deg | 6.516 |
r_mcangle_it | 4.217 |
r_sphericity_bonded | 3.031 |
r_mcbond_it | 2.781 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3531 |
Nucleic Acid Atoms | |
Solvent Atoms | 321 |
Heterogen Atoms | 49 |
Software
Software | |
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Software Name | Purpose |
GDA | data collection |
PHASER | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |