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Crystal structure of human methionine adenosyltransferase 2A (MAT2A) in complex with S-adenosylmethionine, adenosin and diphosphono-aminophosphonic acid.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2P02 PDB ENTRY 2P02
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.5 293 0.12 M Alcohols (0.2 M 1,6-Hexanediol; 0.2 M 1-Butanol; 0.2 M 1,2-Propanediol; 0.2 M 2-Propanol; 0.2 M 1,4-Butanediol; 0.2 M 1,3-Propanediol), 0.1 M Buffer System 3 pH 8.5 (Tris (base); BICINE), 50 % Precipitant mix 4 (25 % v/v MPD; 25 % PEG 1000; 25 % w/v PEG 3350)
Crystal Properties Matthews coefficient Solvent content 2.13 42.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.554 α = 90 b = 94.387 β = 90 c = 117.266 γ = 90
Symmetry Space Group I 2 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M MIRRORS 2014-04-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04-1 0.92 Diamond I04-1
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 1.1 73.37 99.1 0.09 24.5 12.3 176512
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.1 1.14 99 0.09 3.4 9.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2P02 1.154 58.63 89384 4417 68.1 0.1685 0.1676 0.1622 0.1854 0.1773 RANDOM 13.68
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] -0.7032 0.2007 0.5025
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 16.78 t_omega_torsion 5.29 t_angle_deg 1.37 t_bond_d 0.014 t_dihedral_angle_d t_gen_planes t_it t_chiral_improper_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2950 Nucleic Acid Atoms Solvent Atoms 279 Heterogen Atoms 76
Software Software Software Name Purpose BUSTER refinement autoPROC data reduction XSCALE data scaling MOLREP phasing