3FR3

Tetramerization and Cooperativity in Plasmodium falciparum glutathione transferase are mediated by the atypic loop 113-118


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1Q4JPDB ENTRY 1Q4J

Crystallization

Crystal Properties
Matthews coefficientSolvent content
2.0439.65

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 60.89α = 90
b = 87.062β = 90
c = 74.823γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2008-05-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X130.8004EMBL/DESY, HAMBURGX13

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.95029646

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1Q4J1.92029646159197.620.212780.21070.210.252140.25RANDOM33.875
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]
-0.010.72-0.71
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.706
r_dihedral_angle_3_deg17.757
r_dihedral_angle_4_deg14.174
r_dihedral_angle_1_deg9.769
r_scangle_it4.063
r_scbond_it2.878
r_mcangle_it1.957
r_angle_refined_deg1.941
r_mcbond_it1.222
r_nbtor_refined0.321
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3293
Nucleic Acid Atoms
Solvent Atoms212
Heterogen Atoms80

Software

Software
Software NamePurpose
MOLREPphasing
REFMACrefinement