2O2Y

The crystal structure of P. falciparum enoyl acyl carrier protein reductase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1D7OPDB ENTRY 1D7O

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP829019.5% w/v PEG 3350, 200mM KI, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.1743.36

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.184α = 90
b = 82.368β = 90.77
c = 94.824γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4mirror2002-09-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.10.9600SRSPX14.1

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
12.25097.20.0953.1773217732122
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)
12.22.2694.70.395

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 REPLACEMENTTHROUGHOUTPDB ENTRY 1D7O2.23064111337497.730.202110.199780.24562RANDOM19.084
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]
1.7-1.75-1.39-0.36
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.752
r_dihedral_angle_4_deg18.417
r_dihedral_angle_3_deg15.406
r_dihedral_angle_1_deg5.969
r_scangle_it2.1
r_scbond_it1.387
r_angle_refined_deg1.286
r_angle_other_deg0.783
r_mcangle_it0.615
r_mcbond_it0.397
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.752
r_dihedral_angle_4_deg18.417
r_dihedral_angle_3_deg15.406
r_dihedral_angle_1_deg5.969
r_scangle_it2.1
r_scbond_it1.387
r_angle_refined_deg1.286
r_angle_other_deg0.783
r_mcangle_it0.615
r_mcbond_it0.397
r_symmetry_vdw_refined0.203
r_nbd_refined0.2
r_symmetry_hbond_refined0.192
r_nbtor_refined0.182
r_nbd_other0.178
r_xyhbond_nbd_refined0.164
r_symmetry_vdw_other0.157
r_mcbond_other0.133
r_nbtor_other0.085
r_chiral_restr0.068
r_bond_refined_d0.01
r_gen_planes_refined0.004
r_bond_other_d0.003
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9161
Nucleic Acid Atoms
Solvent Atoms495
Heterogen Atoms253

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data collection
HKL-2000data reduction
HKL-2000data scaling
AMoREphasing