7U4E
Neuraminidase from influenza virus A/Bilthoven/17938/1969(H3N2)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2AEP |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 291.15 | 10% PEG-6000, 5% MPD, 0.1 M HEPES pH 6.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.65 | 53.57 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 116.339 | ¦Á = 90 |
b = 137.944 | ¦Â = 92.15 |
c = 138.246 | ¦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 | CCD | MARMOSAIC 300 mm CCD | 2021-11-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.9787 | APS | 21-ID-G |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | 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 | 1.54 | 46.049 | 100 | 0.104 | 0.111 | 0.998 | 12.1 | 7.5 | 322550 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.54 | 1.563 | 0.989 | 1.064 | 0.778 | 2.1 |
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 | 2AEP | 1.54 | 25 | 304302 | 16240 | 99.97 | 0.1665 | 0.1658 | 0.1803 | RANDOM | 17.195 |
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] | |
1.5 | 0.09 | -0.52 | -0.98 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.065 |
r_dihedral_angle_4_deg | 13.387 |
r_dihedral_angle_3_deg | 11.994 |
r_dihedral_angle_1_deg | 7.697 |
r_angle_refined_deg | 0.995 |
r_chiral_restr | 0.077 |
r_gen_planes_refined | 0.004 |
r_bond_refined_d | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 12108 |
Nucleic Acid Atoms | |
Solvent Atoms | 2004 |
Heterogen Atoms | 408 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
autoPROC | data scaling |
PHENIX | phasing |