2AT0
1.00 A Crystal Structure Of L133V Mutant of Nitrophorin 4 From Rhodnius Prolixus Complexed With Nitric Oxide at pH 5.6
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1X8O | pdb entry 1X8O |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.6 | 300 | ammonium phosphate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 300.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.62 | 23.63 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 70.286 | α = 90 |
b = 42.699 | β = 94.27 |
c = 52.97 | γ = 90 |
Symmetry | |
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Space Group | C 1 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 | CCD | MARMOSAIC 325 mm CCD | 2005-07-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | 0.98 | SSRL | BL9-2 |
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 | 36.51 | 99.8 | 0.076 | 0.076 | 13.9 | 4.1 | 83901 | 9.3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 1.05 | 98 | 98.7 | 0.178 | 0.178 | 5.3 | 3.4 | 12069 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | ||||
X-RAY DIFFRACTION | FOURIER SYNTHESIS | FREE R | pdb entry 1X8O | 1 | 36.47 | 83900 | 83900 | 4242 | 99.39 | 0.14 | 0.14 | 0.139 | 0.154 | RANDOM | 12.753 |
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] | |
0.11 | -0.13 | -0.18 | 0.05 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.905 |
r_dihedral_angle_4_deg | 13.788 |
r_dihedral_angle_3_deg | 11.286 |
r_dihedral_angle_1_deg | 7.158 |
r_sphericity_free | 4.272 |
r_sphericity_bonded | 3.542 |
r_scangle_it | 2.953 |
r_scbond_it | 2.252 |
r_mcangle_it | 1.864 |
r_angle_refined_deg | 1.489 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1689 |
Nucleic Acid Atoms | |
Solvent Atoms | 287 |
Heterogen Atoms | 179 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
Blu-Ice | data collection |
MOSFLM | data reduction |
CCP4 | data scaling |