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Human Ornithine Aminotransferase cocrystallized with its inhibitor,(3S,4S)-3-amino-4-cyanocyclopent-1-ene-1-carboxylic acid
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1OAT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.8 298 PEG 6000 8-18%, NaCl 0.1-0.25 M, glycerol 2-3.5%, 100 mM Tricine pH 7.8
Crystal Properties Matthews coefficient Solvent content 2.47 50.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 201.25 α = 90 b = 114.95 β = 92.5 c = 186.84 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 PIXEL DECTRIS EIGER X 9M 2025-04-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-G 0.97856 APS 21-ID-G
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) 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 1.49 57.89 99.4 0.998 10.6 3.7 685702 17.35
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.49 1.53 0.334
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 1.51 37.84 1.34 658874 33152 99.36 0.1545 0.1531 0.1524 0.1816 0.1807 24.47
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 14.8762 f_angle_d 1.4079 f_chiral_restr 0.0977 f_bond_d 0.0177 f_plane_restr 0.0129
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 28413 Nucleic Acid Atoms Solvent Atoms 4583 Heterogen Atoms 234
Software Software Software Name Purpose PHENIX refinement xia2 data reduction xia2 data scaling PHENIX phasing