5EVJ

X-ray crystal structure of CrArsM, an arsenic (III) S-adenosylmethionine methyltransferase from Chlamydomonas reinhardtii


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP729310% PEG 8000, 2.0 M NaCl
Crystal Properties
Matthews coefficientSolvent content
2.7555.28

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 157.885α = 90
b = 157.885β = 90
c = 95.452γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMAR scanner 300 mm plate2015-06-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-BM1.000APS22-BM

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
12.4501000.0834.111.7346903469045.2
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)
12.42.491000.46.811.5

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 REPLACEMENTTHROUGHOUT4FS82.445.5832914174699.880.182930.180370.23048RANDOM43.03
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]
0.010.01-0.03
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.224
r_dihedral_angle_4_deg20.982
r_dihedral_angle_3_deg18.029
r_long_range_B_refined10.724
r_dihedral_angle_1_deg7.806
r_mcangle_it6.545
r_scbond_it5.412
r_mcbond_it4.338
r_angle_refined_deg2.032
r_chiral_restr0.14
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.224
r_dihedral_angle_4_deg20.982
r_dihedral_angle_3_deg18.029
r_long_range_B_refined10.724
r_dihedral_angle_1_deg7.806
r_mcangle_it6.545
r_scbond_it5.412
r_mcbond_it4.338
r_angle_refined_deg2.032
r_chiral_restr0.14
r_bond_refined_d0.019
r_gen_planes_refined0.01
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_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4667
Nucleic Acid Atoms
Solvent Atoms245
Heterogen Atoms1

Software

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