1JZ5
E. COLI (lacZ) BETA-GALACTOSIDASE IN COMPLEX WITH D-GALCTOPYRANOSYL-1-ON
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1DP0 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 288 | Bis-Tris, PEG 8000, MgCl2, NaCl, DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP at 288K, pH 6.50 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.7 | 55 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 149.69 | ¦Á = 90 |
b = 168.02 | ¦Â = 90 |
c = 201.04 | ¦Ã = 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 4 | 1998-03-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | 1.00 | ALS | 5.0.2 |
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 | 1.8 | 17 | 90.4 | 0.068 | 12 | 3.5 | 419489 | 419489 | 18.1 |
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 | 1.8 | 87 | 0.42 | 2 |
Refinement
Statistics | |||||||||||||||||||
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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-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1DP0 | 1.8 | 17 | 419689 | 419689 | 6053 | 90.4 | 0.16 | 0.231 | RANDOM | 27.7 |
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] | |
-1.8 | 3.4 | -1.6 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
t_dihedral_angle_d | 17.6 |
t_pseud_angle | 15.6 |
t_it | 4.6 |
t_angle_deg | 2.897 |
t_nbd | 0.07 |
t_trig_c_planes | 0.018 |
t_gen_planes | 0.018 |
t_bond_d | 0.017 |
t_incorr_chiral_ct |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 32500 |
Nucleic Acid Atoms | |
Solvent Atoms | 3801 |
Heterogen Atoms | 423 |
Software
Software | |
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Software Name | Purpose |
TNT | refinement |
SDMS | data reduction |
MOSFLM | data reduction |
CCP4 | data scaling |
TNT | phasing |