1QJQ

FERRIC HYDROXAMATE RECEPTOR FROM ESCHERICHIA COLI (FHUA)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1QFF 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.4100MM SODIUM CACODYLATE (PH 6.4), 14.5% PEG 2000 MONOMETHYLETHER, 20% GLYCEROL, 3% PEG 200, 1 MM PHENYLFERRICROCIN-IRON
Crystal Properties
Matthews coefficientSolvent content
4.674

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 172.1α = 90
b = 172.1β = 90
c = 87.65γ = 120
Symmetry
Space GroupP 61

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1998-08-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I711MAX III711

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.953094.80.0640.06220.26332078-0.7
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.952.9977.70.2810.2514.03

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1QFF2.955030289149496.60.2250.2250.278RANDOM70.8
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]
-20.142.89-20.1440.27
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d26.2
c_scangle_it5.35
c_mcangle_it3.96
c_scbond_it3.63
c_mcbond_it2.45
c_angle_deg1.8
c_improper_angle_d0.88
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d26.2
c_scangle_it5.35
c_mcangle_it3.96
c_scbond_it3.63
c_mcbond_it2.45
c_angle_deg1.8
c_improper_angle_d0.88
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5523
Nucleic Acid Atoms
Solvent Atoms395
Heterogen Atoms300

Software

Software
Software NamePurpose
CNSrefinement
XDSdata reduction
XSCALEdata scaling
CNSphasing