2XPU
TetR(D) in complex with anhydrotetracycline.
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 2TCT | PDB ENTRY 2TCT |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 50 MM MES PH 6.5, 1.1 M (NH4)2SO4, 100 MM NACL, 1 MM EDTA |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.1 | 41 |
Crystal Data
Unit Cell | |
---|---|
Length ( ? ) | Angle ( ? ) |
a = 66.233 | ¦Á = 90 |
b = 66.233 | ¦Â = 90 |
c = 179.872 | ¦Ã = 90 |
Symmetry | |
---|---|
Space Group | I 41 2 2 |
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 | MARMOSAIC 225 mm CCD | MIRRORS | 2007-05-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X12 | EMBL/DESY, HAMBURG | X12 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.55 | 33.12 | 100 | 0.09 | 12.6 | 9.2 | 28088 | -3 | 25 |
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 | 1.55 | 1.63 | 100 | 0.39 | 2.1 | 4 |
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 2TCT | 1.55 | 33.12 | 28088 | 1494 | 99.83 | 0.23458 | 0.23267 | 0.27185 | RANDOM | 24.706 |
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] | |
1.21 | 1.21 | -2.42 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 32.791 |
r_dihedral_angle_4_deg | 17.316 |
r_dihedral_angle_3_deg | 15.092 |
r_dihedral_angle_1_deg | 5.26 |
r_scangle_it | 3.835 |
r_scbond_it | 2.479 |
r_mcangle_it | 1.781 |
r_angle_refined_deg | 1.609 |
r_mcbond_it | 1.031 |
r_angle_other_deg | 0.939 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1604 |
Nucleic Acid Atoms | |
Solvent Atoms | 134 |
Heterogen Atoms | 38 |
Software
Software | |
---|---|
Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |
REFMAC | phasing |