7PJ6
Crystal structure of catalytic domain of LytB (E585Q) from Streptococcus pneumoniae in complex with NAG-NAM-NAG-NAM-NAG peptidolycan analogue
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 7PJ3 | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 291.15 | PEG 300 Bis-Tris Calcium acetate | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.21 | 44.34 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( ? ) | Angle ( ? ) |
| a = 47.291 | ¦Á = 90 |
| b = 92.543 | ¦Â = 90 |
| c = 124.795 | ¦Ã = 90 |
| Symmetry | |
|---|---|
| Space Group | C 2 2 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 | PIXEL | DECTRIS PILATUS 6M | 2019-11-08 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALBA BEAMLINE XALOC | 0.979260 | ALBA | XALOC |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | 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 | 1.3 | 46.27 | 99.9 | 0.065 | 0.019 | 19.6 | 13 | 67551 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1 | 1.3 | 1.32 | 0.765 | 0.222 | |||||||||||||||
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 (All) | R-Work | R-Free | Mean Isotropic B | |||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 7PJ3 | 1.3 | 46.254 | 67509 | 3387 | 99.883 | 0.15 | 0.1491 | 0.1745 | 20.59 | |||||||
| 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] | |
| 1.142 | -0.845 | -0.297 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 32.965 |
| r_dihedral_angle_4_deg | 22.02 |
| r_dihedral_angle_3_deg | 11.791 |
| r_dihedral_angle_1_deg | 6.365 |
| r_rigid_bond_restr | 3.492 |
| r_scangle_it | 3.224 |
| r_scangle_other | 3.223 |
| r_lrange_it | 3.207 |
| r_lrange_other | 3.151 |
| r_scbond_other | 2.721 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2174 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 222 |
| Heterogen Atoms | 115 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data reduction |
| XDS | data scaling |
| PHASER | phasing |
