1C7D
DEOXY RHB1.2 (RECOMBINANT HEMOGLOBIN)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1ABY |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 6.5 | PERUTZ, J.CRYST.GROWTH 2(1968)54-56, pH 6.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.84 | 33.3 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 63.144 | α = 90 |
b = 83.282 | β = 99.07 |
c = 53.928 | 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 | 295 | IMAGE PLATE | RIGAKU RAXIS IIC | COLLIMATOR | 1998-12-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | SIEMENS |
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 | 1.8 | 30 | 90.2 | 0.065 | 11.3 | 2.91 | 45959 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
1.8 | 1.9 | 87.4 | 0.241 | 4.42 | 2.86 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1ABY | 1.8 | 8 | 45496 | 2156 | 90.2 | 0.189 | 0.1879 | 0.2397 | RANDOM |
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] | |
Coordinate Error | ||
---|---|---|
Structure Solution Method | Refinement High Resolution | Refinement Low Resolution |
4802 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
s_anti_bump_dis_restr | 0.07 |
s_non_zero_chiral_vol | 0.038 |
s_zero_chiral_vol | 0.034 |
s_similar_dist | 0.02 |
s_angle_d | 0.015 |
s_bond_d | 0.011 |
s_from_restr_planes | |
s_rigid_bond_adp_cmpnt | |
s_similar_adp_cmpnt | |
s_approx_iso_adps |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4396 |
Nucleic Acid Atoms | |
Solvent Atoms | 244 |
Heterogen Atoms | 172 |
Software
Software | |
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Software Name | Purpose |
XDS | data scaling |
XSCALE | data scaling |
SHELX | model building |
SHELXL-97 | refinement |
XDS | data reduction |
SHELX | phasing |