3LHQ

DNA-binding transcriptional repressor AcrR from Salmonella typhimurium.


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP8.52890.2 M sodium chloride, 0.1 M Bis-Tris buffer, 25% PEG-3350, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
1.8533.68

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.18α = 90
b = 75.82β = 108.67
c = 55.176γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152009-12-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.9792APS19-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.5637.997.60.0549.35.1510395103927.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.561.5985.10.7592.124.32219

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2QOP1.5637.95099050990259797.530.1530.1530.150.199RANDOM19.813
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]
0.5-0.040.2-0.73
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.508
r_dihedral_angle_4_deg22.336
r_dihedral_angle_3_deg15.207
r_scangle_it6.7
r_dihedral_angle_1_deg4.965
r_scbond_it4.574
r_mcangle_it2.802
r_rigid_bond_restr1.862
r_mcbond_it1.8
r_angle_refined_deg1.643
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.508
r_dihedral_angle_4_deg22.336
r_dihedral_angle_3_deg15.207
r_scangle_it6.7
r_dihedral_angle_1_deg4.965
r_scbond_it4.574
r_mcangle_it2.802
r_rigid_bond_restr1.862
r_mcbond_it1.8
r_angle_refined_deg1.643
r_angle_other_deg1.01
r_mcbond_other0.624
r_chiral_restr0.101
r_bond_refined_d0.02
r_gen_planes_refined0.009
r_gen_planes_other0.002
r_bond_other_d0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3652
Nucleic Acid Atoms
Solvent Atoms281
Heterogen Atoms18

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
SBC-Collectdata collection
HKL-3000data reduction
HKL-3000data scaling
HKL-3000phasing
MOLREPphasing