1Z5B
Topoisomerase VI-B, ADP AlF4- bound dimer form
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1MX0 | PDB entry 1MX0 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 292 | Tris-HCl, LiSO4, PEG-4000, glycerol, MgCl2, AlCl2, NaF, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.55 | 52 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 74.077 | α = 90 |
b = 74.077 | β = 90 |
c = 344.381 | γ = 120 |
Symmetry | |
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Space Group | P 32 1 2 |
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 | 2003-09-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | 1.116 | ALS | 8.3.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2 | 30 | 98.7 | 0.06 | 20.1 | 4 | 72958 | 72958 | 1 | 1 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2 | 2.07 | 98.9 | 0.232 | 4.2 | 3.5 | 7206 |
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 1MX0 | 2 | 30 | 1 | 69172 | 69172 | 3678 | 98.7 | 0.18092 | 0.18092 | 0.17948 | 0.20801 | RANDOM | 16.549 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.52 | -0.26 | -0.52 | 0.78 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_1_deg | 6.345 |
r_scangle_it | 3.422 |
r_scbond_it | 2.042 |
r_mcangle_it | 1.157 |
r_angle_refined_deg | 1.102 |
r_mcbond_it | 0.62 |
r_symmetry_hbond_refined | 0.254 |
r_symmetry_vdw_refined | 0.215 |
r_nbd_refined | 0.199 |
r_xyhbond_nbd_refined | 0.117 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7449 |
Nucleic Acid Atoms | |
Solvent Atoms | 299 |
Heterogen Atoms | 72 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |