Crystal structure of Pseudomonas aeruginosa S-adenosyl-L-homocysteine hydrolase inhibited by Hg2+ ions
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 6F3M | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 291 | 0.02 M 1,6-hexanediol, 0.02 M 1-butanol, 0.02 M (RS)-1,2-propanediol, 0.02 M 2-propanol, 0.02 M 1,4-butanediol, 0.02 M 1,3-propanediol, 10% w/v PEG 20 000, 20% v/v PEG MME 550, 0.1 M bicine/Trizma base pH 8.5 | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 3.08 | 60.09 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 177.418 | α = 90 | 
| b = 134.199 | β = 105.95 | 
| c = 108.729 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | C 1 2 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 | 2021-09-08 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | PETRA III, EMBL c/o DESY BEAMLINE P13 (MX1) | 0.9763 | PETRA III, EMBL c/o DESY | P13 (MX1) | 
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 1.56 | 105.474 | 99.1 | 0.063 | 0.074 | 0.998 | 9.57 | 3.437 | 679848 | 32.704 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 1.56 | 1.66 | 98.3 | 1.146 | 1.375 | 0.474 | 0.84 | 3.184 | |||||||||||
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 | 6F3M | 1.56 | 105.47 | 343077 | 1033 | 99.54 | 0.1236 | 0.1234 | 0.13 | 0.1787 | 0.2 | RANDOM | 30.917 | ||||
| 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] | |
| -0.32 | -0.52 | -0.86 | 1.27 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| r_dihedral_angle_2_deg | 35.926 | 
| r_dihedral_angle_4_deg | 14.827 | 
| r_dihedral_angle_3_deg | 13.347 | 
| r_dihedral_angle_1_deg | 7.279 | 
| r_rigid_bond_restr | 4.146 | 
| r_angle_refined_deg | 1.83 | 
| r_angle_other_deg | 1.49 | 
| r_chiral_restr | 0.101 | 
| r_bond_refined_d | 0.015 | 
| r_gen_planes_refined | 0.01 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 14204 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 2034 | 
| Heterogen Atoms | 324 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| XDS | data reduction | 
| XSCALE | data scaling | 
| REFMAC | refinement | 
| PDB_EXTRACT | data extraction | 
| REFMAC | phasing | 














