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Human Ornithine Aminotransferase cocrystallized with its inhibitor, (3S,4R)-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 8-18% PEG 6000, 0.1-0.25 M NaCl,14-20% Glycerol, 100 mM Tricine pH 7.8
Crystal Properties Matthews coefficient Solvent content 2.51 51.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 116.193 α = 90 b = 116.193 β = 90 c = 188.142 γ = 120
Symmetry Space Group P 32 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-F 0.97872 APS 21-ID-F
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 1.7 100.626 95.8 0.999 15.5 11 135418 28.2
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 1.7 1.83 0.448
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 1.7 62.71 1.34 135385 6753 84.5 0.1634 0.162 0.163 0.19 0.1915 41.45
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 13.7411 f_angle_d 0.8003 f_chiral_restr 0.0551 f_bond_d 0.0066 f_plane_restr 0.0057
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9471 Nucleic Acid Atoms Solvent Atoms 873 Heterogen Atoms 91
Software Software Software Name Purpose PHENIX refinement autoPROC data reduction autoPROC data scaling PHENIX phasing