6N2L
Crystal structure of a histone family protein DNA-binding protein from Burkholderia ambifaria
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1P71 | PDB entry 1P71 as per MoRDa |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7.5 | 290 | 6.92 mg/mL BuamA.00144.b.B1.PS37906 with Microlytic MCSG1 screen, condition B8 (25.5% PEG4000, 15% glycerol, 170 mM sodium acetate), cryoprotection: direct, tray 272705 h3, puck ndf9-5 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.46 | 50.1 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 38.21 | α = 90 |
b = 71.4 | β = 90 |
c = 76.73 | γ = 90 |
Symmetry | |
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Space Group | C 2 2 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 | RIGAKU SATURN 944+ | 2016-06-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU FR-E+ SUPERBRIGHT | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | 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 | 1.85 | 38.365 | 99.9 | 0.064 | 0.066 | 0.998 | 28.26 | 14.826 | 9290 | 30.256 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
1 | 1.85 | 1.9 | 100 | 0.506 | 0.537 | 0.969 | 4.72 | 8.852 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | PDB entry 1P71 as per MoRDa | 1.85 | 38.365 | 1.35 | 9284 | 866 | 99.87 | 0.2495 | 0.2447 | 0.2946 | 0 | 35.5458 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 13.992 |
f_angle_d | 0.643 |
f_chiral_restr | 0.039 |
f_bond_d | 0.006 |
f_plane_restr | 0.003 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 620 |
Nucleic Acid Atoms | |
Solvent Atoms | 46 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
PHENIX | refinement |
PDB_EXTRACT | data extraction |
MoRDa | phasing |
Coot | model building |