7JVL

Structure of the M101A variant of the SidA ornithine hydroxylase complexed with NADP and the FAD in the "out" conformation


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6X0I 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.5293Enzyme stock solution: 8-10 mg/ml SidA (M101A) with 1 mM NADP+ 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. Drop ratio: 2 enzyme to 1 reservoir
Crystal Properties
Matthews coefficientSolvent content
2.346.51

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 80.229α = 90
b = 153.811β = 109.28
c = 89.87γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CMOSRDI CMOS_8M2017-07-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 4.2.21.0000ALS4.2.2

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
12.162.8996.60.0820.0980.0530.9939.43.5115533
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)
12.12.1495.90.4450.5460.310.742.9

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT6X0I2.162.891.35112920220894.430.20490.20420.240628.5864
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_d19.925
f_angle_d0.986
f_chiral_restr0.056
f_bond_d0.008
f_plane_restr0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13765
Nucleic Acid Atoms
Solvent Atoms571
Heterogen Atoms438

Software

Software
Software NamePurpose
Aimlessdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
PHENIXphasing