3N3T
Crystal structure of putative diguanylate cyclase/phosphodiesterase complex with cyclic di-gmp
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 298 | 0.2 M MAGNESIUM CHLORIDE, 25% PEG3350, 0.1M BIS-TRIS, 2.5MM CYCLIC DI-GMP, PH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.16 | 42.94 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.56 | α = 90 |
b = 63.201 | β = 90 |
c = 173.987 | 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 | 100 | CCD | ADSC QUANTUM 210r | 2009-04-08 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-BM | 0.97940 | APS | 19-BM |
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 | 2.35 | 50 | 99.9 | 0.1 | 34.6 | 6.9 | 24452 | 24433 | -3 |
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 | 2.35 | 2.37 | 99.9 | 0.459 | 5.19 | 7 |
Refinement
Statistics | |||||||||||||||||||
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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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 2.35 | 39.955 | 24286 | 23047 | 1239 | 99.38 | 0.18757 | 0.18403 | 0.25363 | RANDOM | 30.76 |
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] | |
4.92 | -2.1 | -2.82 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.672 |
r_dihedral_angle_4_deg | 17.546 |
r_dihedral_angle_3_deg | 17.082 |
r_dihedral_angle_1_deg | 5.58 |
r_scangle_it | 4.651 |
r_scbond_it | 2.902 |
r_mcangle_it | 1.766 |
r_angle_refined_deg | 1.537 |
r_rigid_bond_restr | 1.502 |
r_mcbond_it | 0.953 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4000 |
Nucleic Acid Atoms | |
Solvent Atoms | 225 |
Heterogen Atoms | 97 |
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 |