Joint X-ray/neutron room temperature structure of perdeuterated PLL lectin in complex with perdeuterated L-fucose
X-RAY DIFFRACTION - NEUTRON DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) |
|---|
| Type | Source | Accession Code | Details |
|---|
|
experimental model | PDB | 5C9O | |
Crystallization
| Crystalization Experiments |
|---|
| ID | Method | pH | Temperature | Details |
|---|
| 1 | VAPOR DIFFUSION, SITTING DROP | | 293 | 0.1 M Na/K tartrate dissolved in D2O, soaked with 50 mM perdeuterated fucose-d12 dissolved in D2O |
| Crystal Properties |
|---|
| Matthews coefficient | Solvent content |
|---|
| 3.08 | 60.01 |
Crystal Data
| Unit Cell |
|---|
| Length ( Å ) | Angle ( ˚ ) |
|---|
| a = 72.665 | α = 90 |
| b = 89.21 | β = 90 |
| c = 159.235 | γ = 90 |
| Symmetry |
|---|
| Space Group | I 2 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 | 293 | IMAGE PLATE | MAR scanner 345 mm plate | | 2020-01-15 | M | SINGLE WAVELENGTH |
| 2 | 1 | neutron | 293 | IMAGE PLATE | LADI III | | 2019-08-04 | L | LAUE |
| Radiation Source |
|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
|---|
| 1 | SEALED TUBE | Xenocs GeniX 3D Cu HF | 1.542 | | |
| 2 | NUCLEAR REACTOR | ILL BEAMLINE LADI III | 3.07-4.05 | ILL | LADI III |
Data Collection
| Overall |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (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 | 1.84 | 33 | 100 | 0.11 | | | | 1 | | 14.7 | 11.5 | | 45276 | | | 19.08 |
| 2 | 2.2 | 46 | 84.9 | 0.16 | | | | | | 8 | 4.1 | | 22348 | | | 19.08 |
| Highest Resolution Shell |
|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | R Merge I (Observed) | R-Sym I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | R Split (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) |
|---|
| 1 | 1.84 | 1.88 | | 0.58 | | | | 0.83 | | | | |
| 2 | 2.2 | 2.32 | | 0.33 | | | | | | | | |
Refinement
| Statistics |
|---|
| Diffraction ID | Structure Solution Method | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | 1.84 | 33 | | 1.37 | | 45271 | 2265 | 99.97 | | 0.1222 | 0.1213 | 0.12 | 0.1398 | 0.14 | | 34.65 |
| NEUTRON DIFFRACTION | MOLECULAR REPLACEMENT | 2.2 | 45.99 | | | | 22233 | 1112 | 83.26 | | | 0.1906 | | 0.2211 | | | 34.65 |
| 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 | 13.9607 |
| f_dihedral_angle_d | 13.9607 |
| f_angle_d | 1.3225 |
| f_angle_d | 1.3225 |
| f_chiral_restr | 0.0743 |
| f_chiral_restr | 0.0743 |
| f_bond_d | 0.0103 |
| f_bond_d | 0.0103 |
| f_plane_restr | 0.0072 |
| f_plane_restr | 0.0072 |
| Non-Hydrogen Atoms Used in Refinement |
|---|
| Non-Hydrogen Atoms | Number |
|---|
| Protein Atoms | 2750 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 334 |
| Heterogen Atoms | 66 |
Software
| Software |
|---|
| Software Name | Purpose |
|---|
| PHENIX | refinement |
| iMOSFLM | data processing |
| Aimless | data scaling |
| SCALA | data scaling |
| PHENIX | phasing |
| LAUEGEN | data processing |
| LAUEGEN | data reduction |
| LSCALE | data scaling |