2XWM
Crystal structure of IspD from Mycobacterium smegmatis in complex with CMP
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 293 | SITTING-DROP VAPOR-DIFFUSION METHOD AT 293 K. DROPS WITH 300 NANOLITERS PROTEIN SOLUTION (PROTEIN AT 40 MG/ML IN 20 MM BIS-TRIS-PROPANE, PH 6.5, 0.1 M NACL WITH 10 MM CMP, 10 MM MGCL2 AND 10 MM ERYTHRITOL) AND 300 NANOLITERS SCREENING/RESERVOIR SOLUTION (10% (W/V) PEG 20,000, 20% (V/V) MONOMETHYL ETHER PEG 550, 0.03M NAF, 0.03M NAI, 0.03M NABR, AND 0.1M MOPS/NA-HEPES, PH 7.5) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.04 | 39.83 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 45.59 | α = 90 |
b = 71.7 | β = 90 |
c = 111.89 | 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 | 110 | CCD | ADSC QUANTUM 4r | 2010-02-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID14-2 | ESRF | ID14-2 |
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 | 1.8 | 28 | 99.9 | 0.09 | 16.2 | 7 | 34794 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.8 | 1.9 | 99.9 | 0.56 | 3.5 | 7 |
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 | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.8 | 60.37 | 32984 | 1750 | 99.88 | 0.18185 | 0.18007 | 0.21529 | RANDOM | 23.465 |
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] | |
1.03 | -0.86 | -0.17 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.107 |
r_dihedral_angle_4_deg | 16.821 |
r_dihedral_angle_3_deg | 12.99 |
r_dihedral_angle_1_deg | 5.365 |
r_angle_refined_deg | 1.254 |
r_chiral_restr | 0.073 |
r_bond_refined_d | 0.01 |
r_gen_planes_refined | 0.005 |
r_bond_other_d | |
r_angle_other_deg |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3156 |
Nucleic Acid Atoms | |
Solvent Atoms | 274 |
Heterogen Atoms | 42 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
PHASER | phasing |