CRYSTAL STRUCTURE OF A PUTATIVE ACETYLACETONE DIOXYGENASE (MPE_A3659) FROM METHYLIBIUM PETROLEIPHILUM PM1 AT 1.50 A RESOLUTION
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP, NANODROP | 4.5 | 277 | 20.0% PEG-1000, 0.2M Zn(OAc)2, 0.1M Acetate pH 4.5, VAPOR DIFFUSION, SITTING DROP, NANODROP, temperature 277K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.03 | 39.33 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 62.02 | α = 90 |
| b = 62.02 | β = 90 |
| c = 133.8 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 41 21 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 | ADSC QUANTUM 315 | 1m long Rh coated bent cylindrical mirror forhorizontal and vertical focussing | 2006-11-11 | M | SINGLE WAVELENGTH | |||||
| 2 | 1 | x-ray | 100 | CCD | MARMOSAIC 300 mm CCD | Adjustable focusing mirrors in K-B geometry | 2006-10-20 | M | MAD | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SSRL BEAMLINE BL1-5 | SSRL | BL1-5 | |
| 2 | SYNCHROTRON | APS BEAMLINE 23-ID-D | 0.97942, 0.97921, 0.94645 | APS | 23-ID-D |
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 | ||||||||
| 1,2 | 1.5 | 29.437 | 99.7 | 0.094 | 9.49 | 42659 | 16.91 | ||||||||||||
| 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) | |||||||||||
| 1,2 | 1.5 | 1.55 | 97.7 | 0.732 | 1.9 | ||||||||||||||
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 | MAD | THROUGHOUT | 1.5 | 29.437 | 42575 | 2177 | 99.76 | 0.183 | 0.181 | 0.19 | 0.21 | 0.22 | RANDOM | 16.549 | |||||
| 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] | |
| 0.28 | 0.28 | -0.56 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 36.395 |
| r_dihedral_angle_4_deg | 14.698 |
| r_dihedral_angle_3_deg | 12.429 |
| r_dihedral_angle_1_deg | 7 |
| r_scangle_it | 5.221 |
| r_scbond_it | 4.311 |
| r_mcangle_it | 2.784 |
| r_mcbond_it | 2.194 |
| r_angle_refined_deg | 1.706 |
| r_angle_other_deg | 0.935 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2170 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 202 |
| Heterogen Atoms | 58 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MolProbity | model building |
| SHELX | phasing |
| REFMAC | refinement |
| XSCALE | data scaling |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |
| SHELXD | phasing |
| autoSHARP | phasing |














