Crystal structure of the complex Fe(II)/alpha-ketoglutarate dependent dioxygenase KDO1 with Fe(II)/Lysine
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 293 | KDO1: 9.3 mg/ml in 0.2 M NaCl, .001 M DTT, 0.05 M Tris-HCl, pH 8 Precipitant: 18% PEG3350, 0.15 M Tris pH 7.5, 0.3 M Na Acetate. Soaking/cryo : 20% PEG3350, 0.15 M Tris pH 7.5, 0.2 M NaCl, 0.02 M Na Succinate, 0.001 M FeIISO4 (0.5 M stock solution prepared in 0.050 M dithionite), 0.05 M L-Lysine, 20% glycerol |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.48 | 50.4 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 56.94 | α = 107.48 |
| b = 67.02 | β = 102.76 |
| c = 110.75 | γ = 93.74 |
| Symmetry | |
|---|---|
| Space Group | P 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | 2015-04-14 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SOLEIL BEAMLINE PROXIMA 1 | 0.97857 | SOLEIL | PROXIMA 1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Rrim I (All) | CC (Half) | 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 | 50 | 97.9 | 0.0118 | 0.995 | 8.29 | 4.02 | 402715 | 100281 | 41.95 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 2 | 2.05 | 92 | 0.124 | 0.572 | 1.19 | 2.96 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2 | 20.16 | 100086 | 4956 | 98.3 | 0.204 | 0.203 | 0.2 | 0.231 | 0.23 | RANDOM | 51.29 | |||||
| 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] | |
| -12.1302 | 0.5826 | -0.4189 | 0.8446 | 2.5535 | 11.2855 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| t_other_torsion | 15.39 |
| t_omega_torsion | 3.4 |
| t_angle_deg | 1.04 |
| t_bond_d | 0.01 |
| t_dihedral_angle_d | |
| t_incorr_chiral_ct | |
| t_pseud_angle | |
| t_trig_c_planes | |
| t_gen_planes | |
| t_it | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 10023 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 706 |
| Heterogen Atoms | 25 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| BUSTER | refinement |
| Coot | model building |
| XDS | data reduction |
| MOLREP | phasing |














