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AshA from Amycolatopsis keratiniphila, an actinothioneine-biosynthetic sulfoxide synthase in complex with histidine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model AlphaFold
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 293 0.1 M Tris pH 7, 0.2 M lithium sulfate monohydrate, 2 M ammonium sulfate, 3% ethylene glycol
Crystal Properties Matthews coefficient Solvent content 1.48 16.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.573 α = 90 b = 65.071 β = 90 c = 156.578 γ = 90
Symmetry Space Group P 21 21 21
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 EIGER X 9M 2025-02-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS-II BEAMLINE 17-ID-1 0.920167 NSLS-II 17-ID-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 1.11 42.48 98.16 0.05482 0.05724 0.01616 1 20.6 11.4 199485 10.38
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.11 1.14 80.8 0.5788 0.6641 0.3151 0.706 2.16 4.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1.11 39.93 1.34 199479 2000 98.16 0.1751 0.1751 0.1748 0.1795 0.1793 13.88
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 Key Refinement Restraint Deviation f_dihedral_angle_d 11.7848 f_angle_d 0.9225 f_chiral_restr 0.0812 f_plane_restr 0.01 f_bond_d 0.0057
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3982 Nucleic Acid Atoms Solvent Atoms 591 Heterogen Atoms 27
Software Software Software Name Purpose PHENIX refinement Coot model building XDS data reduction XDS data scaling PHASER phasing