6JWY

Crystal structure of Plasmodium falciparum HPPK-DHPS A437G with SDX-DHP


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6JWQ 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH92980.1 M bicine buffer pH 9.0, 0.5-0.6 M Ca acetate and 20%w/v PEG4000
Crystal Properties
Matthews coefficientSolvent content
2.754.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 98.433α = 90
b = 137.153β = 90
c = 137.738γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152013-03-27MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSRRC BEAMLINE BL13B11NSRRCBL13B1

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
12.53098.30.041183.963915
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)
12.52.5988.60.4183.4

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT6JWQ2.528.9551198268082.790.20980.20920.2209RANDOM51.158
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]
1.26-1.01-0.25
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.699
r_dihedral_angle_3_deg19.808
r_dihedral_angle_4_deg17.956
r_dihedral_angle_1_deg8.006
r_angle_refined_deg1.392
r_chiral_restr0.108
r_bond_refined_d0.006
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8823
Nucleic Acid Atoms
Solvent Atoms250
Heterogen Atoms168

Software

Software
Software NamePurpose
REFMACrefinement
SCALEPACKdata scaling
PDB_EXTRACTdata extraction
HKL-2000data reduction
PHASERphasing