6X0J

Structure of reduced SidA ornithine hydroxylase with the FAD "in" and complexed with NADP and L-ornithine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4B63 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION7.5293Enzyme stock solution: 8-10 mg/mL SidA, 1 mM NADP, and 15 mM L-Orn in 25 mM HEPES (pH 7.5) and 100 mM NaCl. Crystallization reservoir: 17-21 % PEG-3350, 0.1 M HEPES (pH 7.5), 0.1 M calcium acetate. Cryo-buffer: 15 % PEG-200, 20 % PEG 3350, 0.1 M HEPES (pH 7.5), 0.1 M calcium acetate, 100 mM NADPH and 15 mM L-Orn
Crystal Properties
Matthews coefficientSolvent content
2.4850.36

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.208α = 90
b = 153.015β = 110.91
c = 91.114γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M-F2017-02-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-C0.979180APS24-ID-C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
12.335153.0198.50.1980.2270.1110.9848.94.190888
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.342.3871.91.3721.6370.8740.3522.9

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT4B632.33556.8991.3490695440098.260.18660.18350.249134.6665
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.062
f_angle_d1.02
f_chiral_restr0.057
f_bond_d0.007
f_plane_restr0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13964
Nucleic Acid Atoms
Solvent Atoms398
Heterogen Atoms387

Software

Software
Software NamePurpose
Aimlessdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
PHASERphasing