Crystal structure of human cytosolic 5'(3')-deoxyribonucleotidase in complex with the inhibitor PB-PVU
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4L57 | PDB ENTRY 4L57 |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4 | 293 | 40 mM potassium phosphate monobasic, 6% PEG8000, 20% gycerol, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.2 | 44 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 38.818 | α = 111.18 |
| b = 46.451 | β = 88.16 |
| c = 61.738 | γ = 104.7 |
| 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 | CCD | MARMOSAIC 225 mm CCD | 2012-07-17 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | BESSY BEAMLINE 14.2 | 0.918 | BESSY | 14.2 |
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 | 1.82 | 57.443 | 95.8 | 0.046 | 12.27 | 2.11 | 33500 | -3 | 34.274 | ||||||||||
| 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 | 1.82 | 1.93 | 94.1 | 0.462 | 2.09 | ||||||||||||||
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 (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 4L57 | 1.82 | 57.44 | 33458 | 1672 | 96.11 | 0.1868 | 0.1847 | 0.19 | 0.2278 | 0.23 | RANDOM | 36.8837 | ||||
| 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] | |
| -0.82 | -0.58 | -0.2 | 0.69 | 0.87 | -0.29 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 27.563 |
| r_dihedral_angle_4_deg | 19.675 |
| r_dihedral_angle_3_deg | 13.029 |
| r_dihedral_angle_1_deg | 6.248 |
| r_mcangle_it | 2.693 |
| r_angle_refined_deg | 2.083 |
| r_mcbond_it | 1.987 |
| r_mcbond_other | 1.985 |
| r_angle_other_deg | 1.256 |
| r_chiral_restr | 0.171 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3066 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 190 |
| Heterogen Atoms | 84 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MOLREP | phasing |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |
| XSCALE | data scaling |
| REFMAC | refinement |
| XDS | data scaling |














