3KAO
Crystal structure of tagatose 1,6-diphosphate aldolase from Staphylococcus aureus
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 6.5 | 289 | 10 mM zinc sulfate, 100 mM MES pH 6.5, 12.5 % PEG550 MME, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
4.9 | 74.87 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 84.704 | α = 90 |
b = 84.704 | β = 90 |
c = 202.759 | γ = 90 |
Symmetry | |
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Space Group | P 43 21 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315r | 2009-10-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.97931 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.9 | 50 | 99.9 | 0.09 | 54.7 | 12.1 | 59080 | 59016 | -3 | 24 |
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 | 1.9 | 1.93 | 100 | 0.484 | 6.43 | 11.8 | 2889 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 1.9 | 50 | 58917 | 58917 | 2984 | 99.88 | 0.14935 | 0.14935 | 0.14821 | 0.17098 | RANDOM | 19.146 |
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] | |
-0.24 | -0.24 | 0.48 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.368 |
r_dihedral_angle_3_deg | 13.467 |
r_dihedral_angle_4_deg | 12.959 |
r_dihedral_angle_1_deg | 5.532 |
r_scangle_it | 3.595 |
r_scbond_it | 2.145 |
r_angle_refined_deg | 1.224 |
r_mcangle_it | 1.097 |
r_mcbond_it | 0.59 |
r_chiral_restr | 0.093 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2569 |
Nucleic Acid Atoms | |
Solvent Atoms | 402 |
Heterogen Atoms | 36 |
Software
Software | |
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Software Name | Purpose |
SBC-Collect | data collection |
HKL-3000 | phasing |
SHELXD | phasing |
SHELXE | model building |
MLPHARE | phasing |
DM | model building |
RESOLVE | model building |
Coot | model building |
ARP/wARP | model building |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
DM | phasing |
RESOLVE | phasing |