The crystal structure of Sclerotium Rolfsii lectin variant 2 (SSR2) in complex with N-acetyl-glucosamine
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 2OFE | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 289 | 20% v/v MPD | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.47 | 50.11 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 100.025 | α = 90 | 
| b = 100.025 | β = 90 | 
| c = 63.783 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | P 42 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 | CCD | AGILENT ATLAS CCD | 2013-02-25 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SEALED TUBE | OXFORD DIFFRACTION ENHANCE ULTRA | 1.54 | ||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.7 | 13.95 | 99.9 | 0.097 | 13.1 | 6.7 | 36058 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
| 1 | 1.7 | 1.79 | 99.9 | 2.3 | 4.1 | ||||||||||||||
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 | 2OFE | 1.7 | 13.95 | 34261 | 1796 | 99.74 | 0.16682 | 0.16495 | 0.18 | 0.20329 | 0.21 | RANDOM | 11.981 | ||||
| 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] | |
| 0.31 | 0.31 | -0.62 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| r_dihedral_angle_2_deg | 32.41 | 
| r_dihedral_angle_3_deg | 11.542 | 
| r_dihedral_angle_4_deg | 10.699 | 
| r_dihedral_angle_1_deg | 6.57 | 
| r_long_range_B_refined | 5.293 | 
| r_long_range_B_other | 5.293 | 
| r_scangle_other | 1.964 | 
| r_angle_other_deg | 1.549 | 
| r_angle_refined_deg | 1.486 | 
| r_mcangle_it | 1.407 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 2282 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 399 | 
| Heterogen Atoms | 76 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| REFMAC | refinement | 
| CrysalisPro | data reduction | 
| SCALA | data scaling | 
| PHENIX | phasing | 














