4F8L

X-ray structure of PsaA from Yersinia pestis, in complex with galactose and AEBSF


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
14.22981.5 M ammonium sulphate, 0.17 M Guanidine HCl, pH 4.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthew coefficientSolvent content
2.2244.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 26.108α = 90
b = 54.164β = 90
c = 101.626γ = 90
Symmetry
Space GroupP 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2010-11-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-IDAPS22-ID

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
11.4995096.80.10994.8
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)
11.51.5590.70.5384.3

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONSIRAS1.527.081.3523029117895.90.1410.1390.18220.07
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]
-1.66416.5375-4.8734
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.775
f_angle_d1.393
f_chiral_restr0.317
f_bond_d0.013
f_plane_restr0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1073
Nucleic Acid Atoms
Solvent Atoms146
Heterogen Atoms76

Software

Software
Software NamePurpose
SCALEPACKdata scaling
SOLVEphasing
DMphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
DENZOdata reduction
HKL-2000data scaling