2CL2
Endo-1,3(4)-beta-glucanase from Phanerochaete chrysosporium, solved using native sulfur SAD, exhibiting intact heptasaccharide glycosylation
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 293 | 20% PEG 3350, 0.2 M AMMONIUM NITRATE AT 20 DEG C, CONTROLLED HUMIDITY |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.3 | 45.9 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 38.302 | α = 90 |
b = 47.408 | β = 90 |
c = 152.194 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 77 | CCD | MARRESEARCH | 2005-05-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-4 | ESRF | ID14-4 |
Data Collection
Overall | |||||||||||||||||||
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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 | 47.14 | 99.6 | 0.05 | 53.7 | 19 | 19367 | 2.5 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.11 | 98.8 | 0.1 | 27.5 | 18.8 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 | SAD | THROUGHOUT | 1.35 | 45.27 | 51211 | 2739 | 87.8 | 0.145 | 0.143 | 0.1543 | 0.167 | 0.1773 | RANDOM | 8 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.513 |
r_dihedral_angle_4_deg | 16.911 |
r_dihedral_angle_3_deg | 10.168 |
r_dihedral_angle_1_deg | 6.712 |
r_scangle_it | 1.876 |
r_angle_refined_deg | 1.714 |
r_scbond_it | 1.304 |
r_mcangle_it | 0.837 |
r_angle_other_deg | 0.754 |
r_mcbond_it | 0.657 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2247 |
Nucleic Acid Atoms | |
Solvent Atoms | 540 |
Heterogen Atoms | 83 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
SHELX | phasing |