4IKW

Crystal structure of peptide transporter POT in complex with sulfate


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1LIPIDIC CUBIC PHASE729338% PEG 400, 300mM Li2SO4, 30mM SrCl2, pH 7.0, lipidic cubic phase, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3848.32

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 52.505α = 90
b = 93.732β = 112.33
c = 57.265γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX225HE2011-01-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL32XU0.97944SPring-8BL32XU

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
125095.90.0978.34.133050
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)
122.0388.70.3462.51535

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-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT2.00446.1161.5133030164695.80.19810.19620.2325RANDOM33.9246
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]
9.4711-1.16090.5378-10.0089
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.785
f_angle_d1.019
f_chiral_restr0.07
f_bond_d0.006
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3703
Nucleic Acid Atoms
Solvent Atoms131
Heterogen Atoms207

Software

Software
Software NamePurpose
SCALEPACKdata scaling
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data reduction
MOLREPphasing