6ZUR

Psychrophilic aromatic amino acids aminotransferase from Psychrobacter sp. B6 cocrystalized with substrate analog - L-p-hydroxyphenyllactic acid


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4RKC 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52910.2 M MgNO3, 20% PEG 2000, HEPES pH 7.5.
Crystal Properties
Matthews coefficientSolvent content
2.0640.24

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 71.73α = 90
b = 63.858β = 102.67
c = 82.847γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 2MMirrors2017-01-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.20.9184BESSY14.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)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
12.3143.6596.40.0910.110.9969.713.2293118944.525
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.312.45910.5080.6070.8651.873.246

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT4RKC2.3143.6530138105196.420.19950.19790.2456RANDOM44.612
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]
-31.23-2140.38-9.15
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.102
r_dihedral_angle_4_deg16.874
r_dihedral_angle_3_deg13.673
r_dihedral_angle_1_deg5.64
r_angle_refined_deg1.637
r_angle_other_deg1.045
r_chiral_restr0.102
r_bond_refined_d0.017
r_gen_planes_refined0.008
r_bond_other_d0.006
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.102
r_dihedral_angle_4_deg16.874
r_dihedral_angle_3_deg13.673
r_dihedral_angle_1_deg5.64
r_angle_refined_deg1.637
r_angle_other_deg1.045
r_chiral_restr0.102
r_bond_refined_d0.017
r_gen_planes_refined0.008
r_bond_other_d0.006
r_gen_planes_other0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6200
Nucleic Acid Atoms
Solvent Atoms305
Heterogen Atoms95

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
MOLREPphasing
PDB_EXTRACTdata extraction