4IM4
Multifunctional cellulase, xylanase, mannanase
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3NDY | PDB entry 3NDY |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 298 | Protein Solution (20 mg/ml protein, 0.05 M NaCl, 0.010 M MOPS pH 7.0) mixed in a 1:1 ratio with the Well Solution (9% PEG 20,000, 18% mmPEG 550,0.3 M diethyleneglycol, 0.3 M triethyleneglycol, 0.3 M tetraethyleneglycol, 0.3 M pentaethyleneglycol, 100mM MES/Imidazole buffer pH 6.5). Cryoprotected with 9% PEG 20,000, 18% mmPEG 550, 0.3 M diethyleneglycol, 0.3 M triethyleneglycol, 0.3 M tetraethyleneglycol, 0.3 M pentaethyleneglycol, 100mM MES/Imidazole buffer pH 6.5, 15% ethylene glycol, vapor diffusion, hanging drop, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.69 | 54.27 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 92.407 | α = 90 |
b = 111.701 | β = 97.29 |
c = 120.368 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | 100 | CCD | MARMOSAIC 300 mm CCD | mirrors and beryllium lenses | 2012-06-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 21-ID-G | 0.97857 | APS | 21-ID-G |
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 | 2.42 | 50 | 99.6 | 0.193 | 3.6 | 4.1 | 92255 |
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 | 2.42 | 2.46 | 98 | 0.629 | 3.4 | 4511 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB entry 3NDY | 2.42 | 47.352 | 1.34 | 92173 | 1994 | 99.5 | 0.2103 | 0.2091 | 0.2639 | 14.6576 |
Temperature Factor Modeling | ||||||
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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 | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 13.343 |
f_angle_d | 1.146 |
f_chiral_restr | 0.077 |
f_bond_d | 0.009 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 16164 |
Nucleic Acid Atoms | |
Solvent Atoms | 1312 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
PHASER | phasing |
PHENIX | refinement |
PDB_EXTRACT | data extraction |