2DN1
1.25A resolution crystal structure of human hemoglobin in the oxy form
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | Batch | 6.7 | 277 | sodium/potassium phosphate, glycerol, pH 6.7, Batch, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.2 | 44.17 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 53.435 | α = 90 |
b = 53.435 | β = 90 |
c = 191.709 | γ = 90 |
Symmetry | |
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Space Group | P 41 21 2 |
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 | RIGAKU RAXIS V | 2005-07-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL45XU | 1.0000 | SPring-8 | BL45XU |
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 | 1.25 | 25 | 94.2 | 0.053 | 22.5 | 4.1 | 73528 | 73528 |
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) | |||||||||||
1.25 | 1.32 | 81.3 | 0.277 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 1.25 | 20 | 68554 | 68554 | 0.195 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
s_zero_chiral_vol | 0.067 |
s_non_zero_chiral_vol | 0.062 |
s_angle_d | 0.027 |
s_from_restr_planes | 0.0253 |
s_anti_bump_dis_restr | 0.015 |
s_bond_d | 0.011 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2172 |
Nucleic Acid Atoms | |
Solvent Atoms | 230 |
Heterogen Atoms | 104 |
Software
Software | |
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Software Name | Purpose |
BL45XU | data collection |
HKL-2000 | data reduction |
MOLREP | phasing |
SHELXL-97 | refinement |
HKL-2000 | data scaling |