3MKJ

Methionine gamma-lyase from Citrobacter freundii with pyridoximine-5'-phosphate


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.530337% MMEPEG 2000, 200MM ammonium sulfate, 50MM TRIS-HCL, 0.2MM PLP, 0.2MM DTT, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 303K
Crystal Properties
Matthews coefficientSolvent content
2.5952.53

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 56.69α = 90
b = 122.8β = 90
c = 128.04γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 345 mm plate2005-04-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE BW7B0.843EMBL/DESY, HAMBURGBW7B

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
11.6520910.04917.723.9506245062428.3
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)
11.651.7590.3024.73.82663

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-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2RFV1.6514.9051.3550588259093.610.1980.19610.2324RANDOM27.226
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]
-4.8722.2492.623
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d20.794
f_angle_d1.063
f_chiral_restr0.073
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2918
Nucleic Acid Atoms
Solvent Atoms319
Heterogen Atoms16

Software

Software
Software NamePurpose
MAR345dtbdata collection
MOLREPphasing
PHENIXrefinement
XDSdata reduction
XDSdata scaling