4C4A

Crystal structure of mouse protein arginine methyltransferase 7 in complex with SAH


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherSAME STRUCTURE SOLVED BY SAD USING A CRYSTAL OF THE NATIVE PROTEIN SOAKED WITH THIMEROSAL AND PHASED WITH ANOMALOUS SIGNAL FROM MERCURY

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17PEG 20,000 3.2%, PEG 8,000 12.6%, BTP PH 7.0 100 MM, SAH 1 MM, NDSB256 100 MM
Crystal Properties
Matthews coefficientSolvent content
2.5351.35

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 97.322α = 90
b = 97.322β = 90
c = 168.754γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2013-05-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSOLEIL BEAMLINE PROXIMA 1SOLEILPROXIMA 1

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
11.63099.90.0813.98.71070190.528.86
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.61.6399.90.58.4

Refinement

Statistics
Diffraction IDStructure Solution 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 REPLACEMENTSAME STRUCTURE SOLVED BY SAD USING A CRYSTAL OF THE NATIVE PROTEIN SOAKED WITH THIMEROSAL AND PHASED WITH ANOMALOUS SIGNAL FROM MERCURY1.729.3531.3689408443899.830.16120.15970.1897
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_d14.082
f_angle_d1.131
f_chiral_restr0.045
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5093
Nucleic Acid Atoms
Solvent Atoms692
Heterogen Atoms52

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing