2V27
Structure of the cold active phenylalanine hydroxylase from Colwellia psychrerythraea 34H
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1LTV | PDB ENTRY 1LTV |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 7.5 | 1.6-1.8 M AMMONIUM SULFATE, 100 MM NACL, 20 MM NAHEPESPH 7.5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.5 | 49 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 40.28 | ¦Á = 90 |
b = 86.02 | ¦Â = 97.01 |
c = 87.57 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC CCD | MIRRORS | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-1 | ESRF | ID14-1 |
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 | 1.6 | 45 | 99.6 | 0.07 | 12.7 | 4.2 | 94151 | 12.65 |
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 | 1.5 | 1.58 | 87.5 | 0.46 | 2.7 | 4.1 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | PDB ENTRY 1LTV | 1.5 | 20 | 89373 | 4712 | 99.7 | 0.164 | 0.162 | 0.195 | RANDOM | 16.41 |
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] | |
0.71 | 0.34 | -0.37 | -0.26 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 30.126 |
r_dihedral_angle_4_deg | 17.792 |
r_dihedral_angle_3_deg | 12.74 |
r_dihedral_angle_1_deg | 5.974 |
r_scangle_it | 3.785 |
r_scbond_it | 2.622 |
r_mcangle_it | 1.77 |
r_angle_refined_deg | 1.675 |
r_mcbond_it | 1.151 |
r_nbtor_refined | 0.309 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 4362 |
Nucleic Acid Atoms | |
Solvent Atoms | 768 |
Heterogen Atoms | 12 |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
MOLREP | phasing |