Human Ornithine Aminotransferase cocrystallized with its inhibitor,(3S,4S)-3-amino-4-cyanocyclopent-1-ene-1-carboxylic acid


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1OAT 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.8298PEG 6000 8-18%, NaCl 0.1-0.25 M, glycerol 2-3.5%, 100 mM Tricine pH 7.8
Crystal Properties
Matthews coefficientSolvent content
2.4750.17

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 201.25α = 90
b = 114.95β = 92.5
c = 186.84γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 9M2025-04-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-G0.97856APS21-ID-G

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.4957.8999.40.99810.63.768570217.35
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.491.530.334

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.5137.841.346588743315299.360.15450.15310.15240.18160.180724.47
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.8762
f_angle_d1.4079
f_chiral_restr0.0977
f_bond_d0.0177
f_plane_restr0.0129
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms28413
Nucleic Acid Atoms
Solvent Atoms4583
Heterogen Atoms234

Software

Software
Software NamePurpose
PHENIXrefinement
xia2data reduction
xia2data scaling
PHENIXphasing