2BL1

Crystal structure of a putative phosphinothricin Acetyltransferase (PA4866) from Pseudomonas aeruginosa PAC1


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.3PROTEIN WAS CRYSTALLISED USING HANGING DROP VAPOUR DIFFUSION. RESERVOIR SOLUTION CONTAINED 1ML OF 0.1M HEPES AT PH7.3, 23-27% PEG 8000 AND 0.1% AZIDE. DROP SIZE WAS 1 MICROLITRE, TO WHICH 1 MICROLITRE OF PROTEIN SOLUTION AT 10 MG/ML WAS ADDED.
Crystal Properties
Matthews coefficientSolvent content
2.2344.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79.99α = 90
b = 79.99β = 90
c = 61.73γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2004-03-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.2SRSPX14.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
127096.10.14.612.81338821.11
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
122.0596.10.282.612.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUTNONE261338865996.10.19740.19740.2294RANDOM24.04
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
c_dihedral_angle_d24.68
c_angle_deg1.41
c_improper_angle_d1.06
c_bond_d0.019
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.68
c_angle_deg1.41
c_improper_angle_d1.06
c_bond_d0.019
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
c_mcbond_it
c_mcangle_it
c_scbond_it
c_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1303
Nucleic Acid Atoms
Solvent Atoms213
Heterogen Atoms35

Software

Software
Software NamePurpose
CNSrefinement
DENZOdata reduction
SCALAdata scaling
SOLVEphasing