3IMN
Crystal structure of heparin lyase I from Bacteroides thetaiotaomicron
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 293 | 0.1M Na citrate pH 5.5, 2.0M Ammonium sulfate, vapor diffusion, hanging drop, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.76 | 55.51 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 116.921 | α = 90 |
b = 68.712 | β = 105.9 |
c = 61.306 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 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 | ADSC QUANTUM 210 | 2006-12-18 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 100 | CCD | Bruker AXIOM 200 | 2007-03-28 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PAL/PLS BEAMLINE 4A | 1.0000 | PAL/PLS | 4A |
2 | SYNCHROTRON | PAL/PLS BEAMLINE 6B | 0.97905, 0.97924, 0.97136 | PAL/PLS | 6B |
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 | 1.8 | 58.93 | 92.2 | 0.057 | 21.3 | 4.4 | 43830 | 40417 |
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) | |||||||||||
1.8 | 1.86 | 55.3 | 0.178 | 3.2 | 2415 |
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 | MAD | THROUGHOUT | 1.81 | 36.06 | 40417 | 2052 | 94.32 | 0.181 | 0.179 | 0.17 | 0.216 | 0.2 | RANDOM | 27.651 |
Temperature Factor Modeling | ||||||
---|---|---|---|---|---|---|
Anisotropic B[1][1] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[3][3] | |||
2.36 | 0.51 | -1.33 | -0.75 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.437 |
r_dihedral_angle_4_deg | 20.771 |
r_dihedral_angle_3_deg | 15.722 |
r_dihedral_angle_1_deg | 7.091 |
r_scangle_it | 5.21 |
r_scbond_it | 3.336 |
r_mcangle_it | 2.297 |
r_angle_refined_deg | 2.087 |
r_mcbond_it | 1.402 |
r_chiral_restr | 0.191 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2973 |
Nucleic Acid Atoms | |
Solvent Atoms | 259 |
Heterogen Atoms | 31 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |