6SLF
Nalpha-acylglutamine aminoacylase from Corynebacterium sp.releasing human axilla odorants co-crystallised with high affinity inhibitor
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 296 | 90microL of 30% PEG4K, 0.22M sodium acetate, 0.1M Tris pH 8.5 + 10microL of Index screen (Hampton Research) containing 0.2M ammonium sulphate, 0.1M Bis-Tris pH6.5, 25%PEG3350 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.56 | 51.92 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.688 | α = 90 |
b = 181.919 | β = 104.14 |
c = 93.122 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | 296 | CCD | ADSC QUANTUM 1 | 2006-09-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID23-1 | 1.282 | ESRF | ID23-1 |
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 | 1.5 | 29.58 | 100 | 0.0108 | 8.3 | 6.93 | 164787 | 33.5 |
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 | 1.5 | 1.8 | 99.9 | 0.0418 |
Refinement
Statistics | |||||||||||||||||||
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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 | 1XMB, 1YSJ | 1.75 | 29.58 | 164787 | 8738 | 99.97 | 0.1835 | 0.1821 | 0.2096 | RANDOM | 26.211 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.187 |
r_dihedral_angle_4_deg | 13.454 |
r_dihedral_angle_3_deg | 13.029 |
r_dihedral_angle_1_deg | 5.482 |
r_angle_refined_deg | 1.387 |
r_nbtor_refined | 0.3 |
r_nbd_refined | 0.201 |
r_symmetry_hbond_refined | 0.187 |
r_symmetry_vdw_refined | 0.149 |
r_xyhbond_nbd_refined | 0.12 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 12137 |
Nucleic Acid Atoms | |
Solvent Atoms | 1020 |
Heterogen Atoms | 156 |
Software
Software | |
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Software Name | Purpose |
d*TREK | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
CrystalClear | data reduction |