1HN1
E. COLI (LAC Z) BETA-GALACTOSIDASE (ORTHORHOMBIC)
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1DP0 | PDB ENTRY 1DP0 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 288 | 10% PEG 8000, 100 mM BIS TRIS, 200 mM MGCL(2), 100 mM NACL, 10 mM DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.89 | 57.47 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 153.9 | α = 90 |
b = 171.4 | β = 90 |
c = 204.5 | 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 | 298 | IMAGE PLATE | RIGAKU RAXIS IV | mirrors | 1999-08-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU | 1.54 |
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 | 3 | 23 | 95.1 | 0.092 | 7.2 | 2.2 | 103758 | 103758 |
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) | |||||||||||
3 | 98.5 | 0.292 | 2.3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB ENTRY 1DP0 | 3 | 15 | 103688 | 103688 | 1474 | 94 | 0.148 | 0.299 | random | -0.3 |
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] | |
-3.5 | 5.7 | -2.2 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
t_dihedral_angle_d | 20.3 |
t_it | 6.669 |
t_angle_deg | 2.678 |
t_nbd | 0.025 |
t_gen_planes | 0.017 |
t_bond_d | 0.015 |
t_trig_c_planes | 0.011 |
t_incorr_chiral_ct |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 32538 |
Nucleic Acid Atoms | |
Solvent Atoms | 401 |
Heterogen Atoms | 15 |
Software
Software | |
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Software Name | Purpose |
TNT | refinement |
SCALEPACK | data scaling |
TNT | phasing |