Crystal Structure of GH29 family alpha-L-fucosidase from Fusarium graminearum in the closed form
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1HL8 | PDB ENTRY 1HL8 (peptide only) |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | batch method | 8 | 293.15 | 1:1 v/v mixture of 14-16 mg/ml alpha-L-fucosidase (stored in 25mM Tris pH 7.5 and partially deglycosylated by incubation 10:1:1 v/v ratio with EndoH and 500 mM sodium citrate pH 5.5 buffer from New England Biolabs for more than 24hrs before setting up the drop) with 40% PEG 2000mme, 0.1M Tris pH 8.0, crystals grow within two days, cryoprotected by Mitegen LV cryo-oil, batch method, temperature 293.15K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.08 | 41 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 53.511 | α = 105.61 |
| b = 75.512 | β = 107.19 |
| c = 80.367 | γ = 106.71 |
| Symmetry | |
|---|---|
| Space Group | P 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 225 mm CCD | 2013-04-20 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | APS BEAMLINE 21-ID-F | 0.97872 | APS | 21-ID-F |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.3993 | 37.931 | 94.9 | 209440 | 198748 | 16 | |||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 1.3993 | 1.42 | 92 | 0.557 | 2.3 | 3.5 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | 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 | PDB ENTRY 1HL8 (peptide only) | 1.3993 | 37.931 | 1.99 | 209440 | 198748 | 1905 | 94.9 | 0.1449 | 0.1447 | 0.15 | 0.1667 | 0.17 | 21.8 | ||||
| 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 | 12.77 |
| f_angle_d | 1.248 |
| f_chiral_restr | 0.053 |
| f_bond_d | 0.01 |
| f_plane_restr | 0.007 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 9251 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 1402 |
| Heterogen Atoms | 277 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| PDB_EXTRACT | data extraction |
| MD2 | data collection |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| PHASER | phasing |














