3VK3

Crystal Structure of L-Methionine gamma-Lyase from Pseudomonas putida C116H Mutant Complexed with L-methionine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2O7CPDB ENTRY 2O7C

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.229312.5% PEG6000, 0.25M ammonium sulfate, 0.2M MES, 0.5mM PLP, 0.5% 2-mercaptoethanol, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.7555.24

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 153.172α = 90
b = 152.954β = 90
c = 80.579γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2010-12-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE BL-17A0.9800Photon FactoryBL-17A

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
12.15099.80.1255.8111540111360-3
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)
12.12.1898.80.562.2

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 2O7C2.129.23111360104925554599.580.173460.173460.172010.20099RANDOM25.325
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
r_dihedral_angle_2_deg31.425
r_dihedral_angle_4_deg18.166
r_dihedral_angle_3_deg17.265
r_dihedral_angle_1_deg5.788
r_scangle_it3.115
r_scbond_it1.925
r_mcangle_it1.375
r_angle_refined_deg1.365
r_mcbond_it0.745
r_chiral_restr0.105
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.425
r_dihedral_angle_4_deg18.166
r_dihedral_angle_3_deg17.265
r_dihedral_angle_1_deg5.788
r_scangle_it3.115
r_scbond_it1.925
r_mcangle_it1.375
r_angle_refined_deg1.365
r_mcbond_it0.745
r_chiral_restr0.105
r_bond_refined_d0.011
r_gen_planes_refined0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11917
Nucleic Acid Atoms
Solvent Atoms376
Heterogen Atoms36

Software

Software
Software NamePurpose
HKL-2000data collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling