Crystal structure of Staphylococcus aureus Cystathionine gamma lyase, Holoenzyme with bound NL2
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4IXZ | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 7.6 | 291 | 0.1 M Tris-HCl, pH 7.6, 1.3 M Tri Sodium Citrate |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 4.78 | 74.24 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 104.89 | α = 90 |
| b = 104.89 | β = 90 |
| c = 288.27 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | I 41 2 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 | PIXEL | DECTRIS EIGER X 16M | 2019-03-29 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSLS-II BEAMLINE 17-ID-2 | 0.91956 | NSLS-II | 17-ID-2 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rpim 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 | 2.4 | 29 | 97.4 | 0.142 | 0.042 | 0.993 | 2.2 | 11.3 | 30864 | 29.49 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 2.4 | 2.46 | 77.3 | 0.361 | 0.142 | 0.919 | 0.4 | 5.4 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 4IXZ | 2.4 | 28.94 | 1.34 | 30864 | 3684 | 95.1 | 0.1595 | 0.1572 | 0.16 | 0.1938 | 0.19 | 34.99 | ||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 16.6702 |
| f_angle_d | 0.9414 |
| f_chiral_restr | 0.0599 |
| f_bond_d | 0.0073 |
| f_plane_restr | 0.0057 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2909 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 226 |
| Heterogen Atoms | 68 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| PHENIX | refinement |
| autoPROC | data processing |
| HKL-2000 | data scaling |
| HKL-2000 | data reduction |
| PHASER | phasing |














