6KP2

Quadruple mutant plasmodium falciparum dihydrofolate reductase complexed with B10042


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH297NaOAc, NH2OAc, PEG 4000
Crystal Properties
Matthews coefficientSolvent content
2.7354.89

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 56.995α = 90
b = 155.944β = 90
c = 165.34γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray123CCDADSC QUANTUM 3152016-10-15MSINGLE 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)Rrim I (All)Rpim I (All)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
11.975099.70.0320.0380.0219.83.8104189
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.972.0499.90.1610.1880.0960.9793.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTNONE4DP31.97332.199103923507999.3520.1750.1730.212929.648
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]
-0.0710.123-0.051
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.925
r_dihedral_angle_4_deg17.988
r_dihedral_angle_3_deg16.025
r_lrange_it7.817
r_lrange_other7.817
r_dihedral_angle_1_deg7.671
r_scangle_it5.63
r_scangle_other5.616
r_mcangle_it4.502
r_mcangle_other4.502
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.925
r_dihedral_angle_4_deg17.988
r_dihedral_angle_3_deg16.025
r_lrange_it7.817
r_lrange_other7.817
r_dihedral_angle_1_deg7.671
r_scangle_it5.63
r_scangle_other5.616
r_mcangle_it4.502
r_mcangle_other4.502
r_scbond_it3.703
r_scbond_other3.691
r_mcbond_it3.095
r_mcbond_other3.079
r_angle_refined_deg1.807
r_angle_other_deg1.401
r_chiral_restr_other0.934
r_nbd_other0.255
r_symmetry_nbd_refined0.218
r_nbd_refined0.212
r_symmetry_xyhbond_nbd_refined0.212
r_symmetry_nbd_other0.181
r_nbtor_refined0.178
r_xyhbond_nbd_refined0.168
r_chiral_restr0.144
r_symmetry_xyhbond_nbd_other0.081
r_symmetry_nbtor_other0.08
r_bond_refined_d0.013
r_gen_planes_refined0.011
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8757
Nucleic Acid Atoms
Solvent Atoms716
Heterogen Atoms168

Software

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