4HRR
Scapharca tetrameric hemoglobin, CO-state
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1SCT |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | SMALL TUBES | 5.8 | 298 | 1.9-2.2M Na/K Phosphate, pH 5.8, SMALL TUBES, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.22 | 44.53 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 92.537 | α = 90 |
b = 99.884 | β = 90 |
c = 125.242 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | CCD | ADSC QUANTUM 315 | 2009-10-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-BM-C | 0.979 | APS | 14-BM-C |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.24 | 50 | 98.9 | 0.059 | 0.059 | 29.5 | 6.2 | 321447 | 321447 |
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 | 1SCT | 1.25 | 11.79 | 271903 | 14225 | 89.81 | 0.13921 | 0.13738 | 0.17421 | RANDOM | 16.296 |
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] | |
0.06 | -0.03 | -0.04 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_sphericity_free | 37.14 |
r_dihedral_angle_2_deg | 33.162 |
r_dihedral_angle_4_deg | 18.248 |
r_dihedral_angle_3_deg | 12.017 |
r_sphericity_bonded | 11.493 |
r_dihedral_angle_1_deg | 4.378 |
r_rigid_bond_restr | 2.893 |
r_angle_refined_deg | 1.416 |
r_angle_other_deg | 0.805 |
r_chiral_restr | 0.073 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 9138 |
Nucleic Acid Atoms | |
Solvent Atoms | 1984 |
Heterogen Atoms | 360 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
REFMAC | phasing |