2I14
Crystal structure of nicotinate-nucleotide pyrophosphorylase from Pyrococcus furiosus
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1YTD | PDB Entry 1YTD |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | 0.1 M ZnSO4, 0.1M MES pH 6.5, 25% MME, 10 mg/ml protein, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.45 | 49.86 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 111.481 | α = 90 |
b = 111.481 | β = 90 |
c = 178.263 | γ = 120 |
Symmetry | |
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Space Group | P 31 |
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 210 | monochromator | 2003-10-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | 0.97950 | ALS | 5.0.2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.9 | 99 | 99.9 | 55539 | 54984 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
2.9 | 2.94 | 100 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | 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 | |||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB Entry 1YTD | 2.9 | 19.99 | 2 | 54820 | 46762 | 4786 | 85.3 | 0.251 | 0.247 | 0.247 | 0.282 | RANDOM | 63.6 |
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] | |
4.82 | 10.64 | 4.82 | -9.63 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 23.3 |
c_angle_deg | 1.4 |
c_improper_angle_d | 0.96 |
c_bond_d | 0.009 |
c_bond_d_na | |
c_bond_d_prot | |
c_angle_d | |
c_angle_d_na | |
c_angle_d_prot | |
c_angle_deg_na |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 18330 |
Nucleic Acid Atoms | |
Solvent Atoms | 65 |
Heterogen Atoms | 144 |
Software
Software | |
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Software Name | Purpose |
CNS | refinement |
ADSC | data collection |
DENZO | data reduction |
SCALEPACK | data scaling |
EPMR | phasing |