1T7L

Crystal Structure of Cobalamin-Independent Methionine Synthase from T. maritima


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR BATCH, UNDER OIL4.6295PEG 4000, sodium acetate, ammonium sulfate, pH 4.6, VAPOR BATCH, UNDER OIL, temperature 295.0K
Crystal Properties
Matthews coefficientSolvent content
2.3347.2

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 163.565α = 90
b = 158.763β = 90
c = 64.162γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2003-08-22MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 5ID-B1.0000APS5ID-B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
1219.9199.30.08113.777.1112572112572
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
22.197.50.3814.355.514848

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 REPLACEMENTTHROUGHOUT219.911125721125721126399.10.2260.2060.2060.24RANDOM27.2
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]
0.072.96-3.03
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.3
c_scangle_it3.04
c_scbond_it2.11
c_mcangle_it1.93
c_mcbond_it1.3
c_angle_deg1.2
c_improper_angle_d0.8
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms11611
Nucleic Acid Atoms
Solvent Atoms618
Heterogen Atoms26

Software

Software
Software NamePurpose
CNSrefinement
MAR345data collection
XDSdata scaling
EPMRphasing