4FR0

ArsM arsenic(III) S-adenosylmethionine methyltransferase with SAM


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1EVAPORATION4.229820% PEG 8000, 0.2 M NaCl, 0.1 M Citrate Phosphate, 10 mM TCEP, pH 4.2, EVAPORATION, temperature 298.0K
Crystal Properties
Matthews coefficientSolvent content
2.6653.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 67.183α = 90
b = 128.789β = 90
c = 96.52γ = 90
Symmetry
Space GroupC 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rmirror2010-12-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 5.0.20.9795ALS5.0.2

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
12.755099.980.0985.91129863.3
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)
12.752.8799.90.4853.75.41394

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT4FS82.75501069353699.880.209450.205830.28338RANDOM52.264
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]
1.081.4-2.48
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.807
r_dihedral_angle_3_deg20.221
r_dihedral_angle_4_deg16.998
r_dihedral_angle_1_deg6.827
r_angle_refined_deg1.623
r_chiral_restr0.103
r_bond_refined_d0.011
r_gen_planes_refined0.006
r_bond_other_d
r_angle_other_deg
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.807
r_dihedral_angle_3_deg20.221
r_dihedral_angle_4_deg16.998
r_dihedral_angle_1_deg6.827
r_angle_refined_deg1.623
r_chiral_restr0.103
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_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2555
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms27

Software

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