Joint X-ray/neutron structure of equine cyanomet hemoglobin in R state
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Crystallization
Crystalization Experiments |
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ID | Method | pH | Temperature | Details |
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1 | BATCH MODE | 7.2 | 290 | ammonium sulfate,HEPES |
Crystal Properties |
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Matthews coefficient | Solvent content |
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2.82 | 56.4 |
Crystal Data
Unit Cell |
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Length ( Å ) | Angle ( ˚ ) |
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a = 108.86 | α = 90 |
b = 63.16 | β = 110.75 |
c = 54.71 | γ = 90 |
Symmetry |
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Space Group | C 1 2 1 |
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Diffraction
Diffraction Experiment |
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol |
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1 | 1 | x-ray | 293 | IMAGE PLATE | RIGAKU RAXIS IV++ | Osmic Confocal Multilayer | 2009-09-16 | M | SINGLE WAVELENGTH |
2 | 1 | neutron | 293 | AREA DETECTOR | 3HE POSITION SENSITIVE DETECTOR | SERIES OF COLLIMATORS | 2009-11-25 | | |
Radiation Source |
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
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1 | ROTATING ANODE | RIGAKU FR-E | | | |
2 | NUCLEAR REACTOR | LANSCE BEAMLINE PCS | | LANSCE | PCS |
Data Collection
Overall |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (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 |
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1 | 1.7 | 30.2 | 94.6 | 0.064 | | | | | | 12.9 | 3.8 | | 35839 | | | |
2 | 2 | 21.58 | 80.2 | 0.242 | | | | | | 3.5 | 2.7 | | 18780 | | | |
Highest Resolution Shell |
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
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1 | 1.7 | 1.79 | | 0.287 | | | | | | 3.9 | 3.8 | |
2 | 2 | 2.11 | | 0.356 | | | | | | 1.4 | 1.9 | |
Refinement
Statistics |
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Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B |
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X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | 1.7 | 30.2 | | 2.5 | | 33914 | 1697 | 88.8 | | | 0.21 | 0.233 | | |
NEUTRON DIFFRACTION | MOLECULAR REPLACEMENT | 2 | 21.58 | | 2.5 | | 18780 | 759 | 79.6 | | | 0.301 | 0.334 | 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] |
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| | | | | |
| | | | | |
RMS Deviations |
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Key | Refinement Restraint Deviation |
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x_torsion_impr_deg | 42.05 |
x_torsion_impr_deg | 42.05 |
x_torsion_deg | 16.3 |
x_torsion_deg | 16.3 |
x_angle_deg | 1.1 |
x_angle_deg | 1.1 |
x_bond_d | 0.008 |
x_bond_d | 0.008 |
Non-Hydrogen Atoms Used in Refinement |
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Non-Hydrogen Atoms | Number |
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Protein Atoms | 2203 |
Nucleic Acid Atoms | |
Solvent Atoms | 123 |
Heterogen Atoms | 90 |
Software
Software |
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Software Name | Purpose |
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MOSFLM | data reduction |
SCALA | data scaling |
CNS | phasing |
nCNS | refinement |