7E7G

2-aminoethylphosphonate:pyruvate aminotransferase (AEPT) native


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION6.528925% (w/v) PEG-3350, 0.1M Bis-Tris pH 6.5, 0.2 M Magnesium chloride hexahydrate.
Crystal Properties
Matthews coefficientSolvent content
1.7429.36

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 48.595α = 90
b = 69.207β = 90
c = 83.799γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2020-11-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL18U10.97853SSRFBL18U1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Rpim I (All)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
12.355099.70.06422.210.81253353.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Rpim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.352.390.3291.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1M322.3534.62712493122799.5850.2120.20960.253557.754
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]
1.971-1.248-0.723
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.623
r_dihedral_angle_4_deg23.397
r_dihedral_angle_3_deg18.78
r_lrange_it9.153
r_dihedral_angle_1_deg7.286
r_scangle_it7.013
r_mcangle_it5.415
r_scbond_it5.073
r_mcbond_it3.88
r_angle_refined_deg1.401
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.623
r_dihedral_angle_4_deg23.397
r_dihedral_angle_3_deg18.78
r_lrange_it9.153
r_dihedral_angle_1_deg7.286
r_scangle_it7.013
r_mcangle_it5.415
r_scbond_it5.073
r_mcbond_it3.88
r_angle_refined_deg1.401
r_nbtor_refined0.308
r_symmetry_nbd_refined0.257
r_symmetry_xyhbond_nbd_refined0.241
r_nbd_refined0.234
r_xyhbond_nbd_refined0.198
r_chiral_restr0.109
r_bond_refined_d0.006
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2757
Nucleic Acid Atoms
Solvent Atoms13
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
HKL-3000data reduction
HKL-3000data scaling
PHASERphasing