3H50
CRYSTAL STRUCTURE OF A TETRACENOMYCIN POLYKETIDE SYNTHESIS PROTEIN (TCMJ) FROM XANTHOMONAS CAMPESTRIS PV. CAMPESTRIS AT 1.60 A RESOLUTION
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 8 | 277 | 35.0% 2-propanol, 0.2M Zn(OAc)2, 0.1M Imidazole pH 8.0, NANODROP, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.19 | 43.79 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 48.92 | α = 90 |
b = 72.03 | β = 110.76 |
c = 32.75 | 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 315 | Flat mirror (vertical focusing) | 2006-08-05 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL11-1 | 0.918370,0.979616,0.979305 | SSRL | BL11-1 |
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 | 1.6 | 28.502 | 96.8 | 0.105 | 9.99 | 7.2 | 13913 | -3 | 11.422 |
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 | 1.59 | 1.65 | 80.3 | 0.61 | 1.9 |
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 | MAD | THROUGHOUT | 1.6 | 28.502 | 13912 | 696 | 98.9 | 0.184 | 0.182 | 0.22 | RANDOM | 13.12 |
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] | |
-1.16 | 0.27 | 1.29 | 0.05 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.853 |
r_dihedral_angle_4_deg | 11.829 |
r_dihedral_angle_3_deg | 10.09 |
r_dihedral_angle_1_deg | 6.621 |
r_angle_refined_deg | 1.418 |
r_scangle_it | 1.377 |
r_mcangle_it | 1.281 |
r_scbond_it | 0.957 |
r_mcbond_it | 0.941 |
r_angle_other_deg | 0.874 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 855 |
Nucleic Acid Atoms | |
Solvent Atoms | 152 |
Heterogen Atoms | 12 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PHENIX | refinement |
SHELX | phasing |
MolProbity | model building |
XSCALE | data scaling |
PDB_EXTRACT | data extraction |
XDS | data reduction |
SHELXD | phasing |
autoSHARP | phasing |