2.60 Angstrom resolution crystal structure of betaine aldehyde dehydrogenase (betB) H448F/Y450L double mutant from Staphylococcus aureus in complex with NAD+ and BME-free Cys289
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 4MPB | PDB entry 4MPB |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 295 | 7 mg/mL protein in 10 mM Tris-HCl, pH 8.3, 500 mM sodium chloride, 0.5 mM TCEP, co-crystallized with 5 mM NAD+ against The Classics II G5 (0.2 M lithium sulfate, 0.1 M Tris, pH 8.5, 25% w/v PEG3350) |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.24 | 45.07 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 89.14 | α = 90 |
| b = 170.974 | β = 102.77 |
| c = 137.576 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 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 300 mm CCD | 2014-12-01 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.97856 | APS | 21-ID-G |
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 | 2.6 | 30 | 100 | 0.13 | 10.2 | 3.8 | 123663 | 123663 | |||||||||||
| 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 | 2.6 | 2.64 | 100 | 0.616 | 2.2 | 3.7 | |||||||||||||
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 4MPB | 2.6 | 29.95 | 117003 | 6075 | 99.89 | 0.16185 | 0.15821 | 0.16 | 0.2316 | 0.23 | RANDOM | 37.908 | ||||
| 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] | |
| -4.85 | 0.04 | 1.48 | 3.05 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 29.346 |
| r_dihedral_angle_4_deg | 11.166 |
| r_dihedral_angle_3_deg | 9.777 |
| r_dihedral_angle_1_deg | 2.32 |
| r_angle_refined_deg | 1.735 |
| r_angle_other_deg | 0.849 |
| r_chiral_restr | 0.103 |
| r_bond_refined_d | 0.01 |
| r_gen_planes_refined | 0.007 |
| r_bond_other_d | 0.001 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 30821 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 1195 |
| Heterogen Atoms | 427 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| HKL-3000 | data reduction |
| HKL-3000 | data scaling |
| PHASER | phasing |














