6PAJ

Structure of the SrrAB Histidine Kinase DHp-CA domain


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.629420% PEG4000, 15% MPD, 0.1 M sodium citrate pH 5.6
Crystal Properties
Matthews coefficientSolvent content
2.4148.99

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 61.212α = 90
b = 58.952β = 102.86
c = 70.86γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2005-10-25MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM160.979,0.9505ESRFBM16

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Rrim I (All)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
11.9969.08299.50.0520.0520.06119.93.933780
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Rrim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.992.199.90.3460.3460.424

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMADTHROUGHOUT229.9231592167199.40.18990.18680.2461RANDOM37.407
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]
2.79-3.30.67-1.76
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.083
r_dihedral_angle_4_deg18.776
r_dihedral_angle_3_deg17.809
r_dihedral_angle_1_deg5.969
r_angle_refined_deg1.455
r_angle_other_deg0.488
r_chiral_restr0.071
r_bond_refined_d0.011
r_gen_planes_refined0.007
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.083
r_dihedral_angle_4_deg18.776
r_dihedral_angle_3_deg17.809
r_dihedral_angle_1_deg5.969
r_angle_refined_deg1.455
r_angle_other_deg0.488
r_chiral_restr0.071
r_bond_refined_d0.011
r_gen_planes_refined0.007
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3158
Nucleic Acid Atoms
Solvent Atoms334
Heterogen Atoms8

Software

Software
Software NamePurpose
REFMACrefinement
SCALAdata scaling
PDB_EXTRACTdata extraction
MOSFLMdata reduction
SOLVEphasing