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The structure of an As(III) S-adenosylmethionine methyltransferase: insights into the mechanism of arsenic biotransformation
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 7 293 18% polyethylene glycol 3350, 0.2 M calcium acetate and 0.1 M Tris-HCl pH 7.0, EVAPORATION, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.17 43.21
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 84.75 α = 90 b = 47.198 β = 115.67 c = 101.677 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC QUANTUM 315r 2010-07-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.1 0.9795 ALS 5.0.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 1.78 50 99.9 0.034 4.4 34951 33151
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.78 1.84 3.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1.78 50 33151 1756 99.55 0.17843 0.17694 0.20493 0.2128 RANDOM 25.398
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] -1.57 -0.92 2.35 -1.57
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.811 r_dihedral_angle_4_deg 15.418 r_dihedral_angle_3_deg 13.795 r_dihedral_angle_1_deg 5.917 r_angle_refined_deg 1.497 r_chiral_restr 0.107 r_bond_refined_d 0.012 r_gen_planes_refined 0.007 r_bond_other_d r_angle_other_deg
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.811 r_dihedral_angle_4_deg 15.418 r_dihedral_angle_3_deg 13.795 r_dihedral_angle_1_deg 5.917 r_angle_refined_deg 1.497 r_chiral_restr 0.107 r_bond_refined_d 0.012 r_gen_planes_refined 0.007 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 Atoms Number Protein Atoms 2535 Nucleic Acid Atoms Solvent Atoms 303 Heterogen Atoms 1
Software Software Software Name Purpose ADSC data collection PHASER phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling