Crystal structure of human purine nucleoside phosphorylase (F159Y) mutant complexed with DADMe-ImmG and phosphate
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 3PHB | PDB entry 3PHB | 
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 295 | 100 mM HEPES, pH 7.5, 0.2 M lithium sulfate, 25% w/v PEG3350 | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.08 | 40.88 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 104.96 | α = 90 | 
| b = 124.27 | β = 90 | 
| c = 136.73 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | P 21 21 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 | RAYONIX MX225HE | 2016-10-18 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | APS BEAMLINE 31-ID | 0.97931 | APS | 31-ID | 
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | 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 | 2.2 | 69.26 | 100 | 0.17 | 0.99 | 5.8 | 6.6 | 91303 | 24 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.2 | 2.24 | 100 | 0.71 | 1.8 | 6 | |||||||||||||
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 3PHB | 2.2 | 69.26 | 86719 | 4492 | 99.96 | 0.21503 | 0.21382 | 0.22 | 0.23809 | 0.24 | RANDOM | 34.993 | ||||
| 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] | |
| 2.72 | -1.13 | -1.59 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| r_dihedral_angle_2_deg | 35.537 | 
| r_dihedral_angle_3_deg | 13.746 | 
| r_dihedral_angle_4_deg | 12.032 | 
| r_long_range_B_refined | 6.501 | 
| r_long_range_B_other | 6.501 | 
| r_dihedral_angle_1_deg | 6.178 | 
| r_mcangle_it | 3.195 | 
| r_mcangle_other | 3.195 | 
| r_scangle_other | 2.526 | 
| r_mcbond_it | 1.78 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 13348 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 713 | 
| Heterogen Atoms | 265 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| REFMAC | refinement | 
| PDB_EXTRACT | data extraction | 
| MOSFLM | data reduction | 
| Aimless | data scaling | 
| PHASER | phasing | 














