5NB2
Crystal structures of homooligomers of collagen type IV. alpha2NC1
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 294 | 22% polyvinylpyrrolidone K15, 0.1M Na2SO4 and Mes pH 6.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.21 | 61.62 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 94.33 | α = 90 |
b = 94.33 | β = 90 |
c = 225.618 | γ = 90 |
Symmetry | |
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Space Group | I 4 2 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS3 S 6M | 2015-06-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALBA BEAMLINE XALOC | 0.979 | ALBA | XALOC |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.5 | 112.809 | 100 | 0.134 | 0.137 | 0.027 | 24.1 | 25.2 | 18124 | 18124 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 2.5 | 2.64 | 100 | 1.688 | 1.688 | 1.721 | 0.333 | 0.5 | 26.4 | 2593 |
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 | 1LI1 | 2.5 | 112.81 | 17196 | 924 | 99.94 | 0.2477 | 0.2461 | 0.2794 | RANDOM | 62.084 |
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] | |
0.3 | 0.3 | -0.61 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.654 |
r_dihedral_angle_3_deg | 16.394 |
r_dihedral_angle_4_deg | 11.237 |
r_dihedral_angle_1_deg | 7.466 |
r_angle_refined_deg | 1.338 |
r_angle_other_deg | 0.902 |
r_chiral_restr | 0.072 |
r_bond_refined_d | 0.008 |
r_gen_planes_refined | 0.006 |
r_bond_other_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2739 |
Nucleic Acid Atoms | |
Solvent Atoms | 55 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
SCALA | data scaling |
PHASER | phasing |
PDB_EXTRACT | data extraction |
XDS | data reduction |
PHASER | phasing |