1OHB
Acetylglutamate kinase from Escherichia coli complexed with ADP and sulphate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 1GS5 | PDB ENTRY 1GS5 |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 4.6 | 27-29% POLYETHYLENE GLYCOL MONOMETHYL ETHER 2K, SODIUM ACETATE 0.1M PH 4.6 AMMONIUM SULPHATE 0.15-0.3 M |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.1 | 41 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 59.242 | α = 90 |
b = 71.449 | β = 90 |
c = 107.23 | γ = 90 |
Symmetry | |
---|---|
Space Group | C 2 2 21 |
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 | MARRESEARCH | 1999-11-01 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X11 | EMBL/DESY, HAMBURG | X11 |
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 | 1.9 | 41.89 | 99.9 | 0.075 | 9.7 | 5.5 | 18284 | 13.8 |
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 | 1.9 | 2 | 100 | 0.357 | 2.1 | 5.5 |
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 1GS5 | 1.9 | 41.89 | 18256 | 897 | 99.6 | 0.1948 | 0.1948 | 0.2211 | RANDOM | 20.9 |
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] | |
-1.7 | 3.99 | -2.3 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 21.9 |
c_scangle_it | 2.99 |
c_scbond_it | 1.96 |
c_mcangle_it | 1.88 |
c_mcbond_it | 1.22 |
c_angle_deg | 1.2 |
c_improper_angle_d | 0.79 |
c_bond_d | 0.005 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1904 |
Nucleic Acid Atoms | |
Solvent Atoms | 137 |
Heterogen Atoms | 36 |
Software
Software | |
---|---|
Software Name | Purpose |
CNS | refinement |
MOSFLM | data reduction |
SCALA | data scaling |