4AV6

Crystal structure of Thermotoga maritima sodium pumping membrane integral pyrophosphatase at 4 A in complex with phosphate and magnesium


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
135% PEG 400, 50 MM TRIS PH 8.0, 50 MM LISO4, 50 MM NASO4
Crystal Properties
Matthews coefficientSolvent content
3.2462

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.8α = 90
b = 112.266β = 103
c = 109.714γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCDMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID29ESRFID29

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
143098.20.098.854.317075-3178.27
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)
144.2296.80.971.823.5

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTHIGH RESOLUTION RESTING STATE TMPPASE STRUCTURE429.8322.011706186398.880.29880.29520.365239
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]
35.461-23.7725-24.6168-10.8441
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.051
f_angle_d2.169
f_chiral_restr0.111
f_plane_restr0.011
f_bond_d0.01
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9376
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms30

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
XDSdata scaling
PHASERphasing