Crystal structure of ABC transporter alpha-glycoside-binding protein in complex with maltose
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 6J9W | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | MICROBATCH | 5 | 277 | 0.05 M Citric Acid, 0.05 M Bis-Tris Propane, 16% PEG 3350 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.9 | 57.54 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 85.24 | α = 90 |
| b = 85.24 | β = 90 |
| c = 145.68 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 41 21 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 | IMAGE PLATE | RIGAKU RAXIS IV++ | VariMax HF | 2017-06-27 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | 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 | 1.63 | 73.57 | 100 | 0.067 | 0.075 | 0.033 | 0.998 | 18.5 | 9 | 67774 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 1.63 | 8.92 | 99.9 | 0.242 | 0.278 | 0.135 | 0.97 | 5.5 | 8 | ||||||||||
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 | 6J9W | 1.63 | 73.57 | 64405 | 3303 | 99.95 | 0.1382 | 0.1369 | 0.15 | 0.1627 | 0.17 | RANDOM | 17.239 | ||||
| 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] | |
| 0.11 | 0.11 | -0.23 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 34.782 |
| r_dihedral_angle_4_deg | 15.746 |
| r_dihedral_angle_3_deg | 12.599 |
| r_dihedral_angle_1_deg | 5.782 |
| r_angle_refined_deg | 2.057 |
| r_angle_other_deg | 0.979 |
| r_chiral_restr | 0.138 |
| r_bond_refined_d | 0.022 |
| r_gen_planes_refined | 0.013 |
| r_bond_other_d | 0.001 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3227 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 575 |
| Heterogen Atoms | 44 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| HKL-3000 | data collection |
| iMOSFLM | data reduction |
| Aimless | data scaling |
| PHASER | phasing |
| REFMAC | refinement |
| Coot | model building |
| PDB_EXTRACT | data extraction |














