1GXA
BOVINE BETA-LACTOGLOBULIN COMPLEXED WITH RETINOL AND PALMITIC ACID, TRIGONAL LATTICE Z
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1B0O |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7.3 | 290 | 17 DEG C, 8MUL BLG-RET-PLM COMPLEX 20MM TRIS, PH 8 + 8MUL NA CITRATE 1.25M, 0.1M HEPES, PH7.3, PER DROP |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.495 | 51.61 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.636 | α = 90 |
b = 53.636 | β = 90 |
c = 112.027 | γ = 120 |
Symmetry | |
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Space Group | P 32 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 | MAR scanner 345 mm plate | SILICON | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SRS BEAMLINE PX9.5 | SRS | PX9.5 |
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 | 2.35 | 25 | 99.2 | 0.043 | 20.2 | 15.1 | 8186 |
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 (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 | FREE R-VALUE | 1B0O | 2.35 | 25 | 7633 | 92.9 | 0.2261 | 0.2186 | 0.3015 | RANDOM |
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] | |
Coordinate Error | ||
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Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
1411.5 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_similar_adp_cmpnt | 0.093 |
s_non_zero_chiral_vol | 0.026 |
s_zero_chiral_vol | 0.021 |
s_from_restr_planes | 0.0209 |
s_angle_d | 0.018 |
s_bond_d | 0.004 |
s_anti_bump_dis_restr | 0.004 |
s_similar_dist | |
s_rigid_bond_adp_cmpnt | |
s_approx_iso_adps |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1272 |
Nucleic Acid Atoms | |
Solvent Atoms | 116 |
Heterogen Atoms | 18 |
Software
Software | |
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Software Name | Purpose |
SHELXL-97 | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
SHELX | phasing |