2OFX
crystal structure of the APSK domain of human PAPSS1 in complex with ADPMg and PAPS
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2OFW |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.3 | 298 | reservoir: 0.2-0.4mM ammonium dihydrogenphosphate protein solution: 6 mg/ml protein, 2 mM PAPS, 2 mM ADP, 5 mM MgCl2, 50 mM Tris pH 7.5, 50 mM KCl , pH 7.3, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.99 | 38.29 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 51.4 | α = 90 |
b = 63.32 | β = 114.38 |
c = 61.69 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | MARMOSAIC 225 mm CCD | 2004-12-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 22-BM | 1.0 | APS | 22-BM |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 1.89 | 20 | 97.5 | 0.079 | 0.071 | 18.83 | 5.6 | 28560 | 27832 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1.89 | 2.01 | 94.5 | 0.165 | 0.148 | 9.3 | 5.13 | 4298 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | 2OFW | 1.9 | 20 | 27683 | 2766 | 97.14 | 0.192 | 0.187 | 0.236 | RANDOM | 13.1 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
-0.22 | 0.11 | 1.16 | -0.86 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.381 |
r_dihedral_angle_4_deg | 15.15 |
r_dihedral_angle_3_deg | 14.637 |
r_dihedral_angle_1_deg | 6.03 |
r_scangle_it | 2.967 |
r_scbond_it | 2.021 |
r_angle_refined_deg | 1.571 |
r_mcangle_it | 1.26 |
r_mcbond_it | 0.773 |
r_nbtor_refined | 0.31 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3173 |
Nucleic Acid Atoms | |
Solvent Atoms | 197 |
Heterogen Atoms | 176 |
Software
Software | |
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Software Name | Purpose |
XSCALE | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |