2RJI

Malarial EBA-175 region VI crystallographic structure reveals a KIX-like binding interface


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.52910.1M citric acid, 1M LiCl, 25-30% PEG 6K, pH4.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.1743.25

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.237α = 90
b = 65.591β = 90
c = 105.352γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCDmirrors2007-05-23MSINGLE WAVELENGTH
21x-ray100IMAGE PLATERIGAKU RAXIS IV++mirrors2007-05-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX10.10.977SRSPX10.1
2ROTATING ANODERIGAKU MICROMAX-007 HF1.54

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
1,21.83099.30.0425.33.61640633
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)
1.81.8899.70.3573.73.62030

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONSADTHROUGHOUT1.827.841555383499.330.210030.208320.24114RANDOM33.62
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]
0.42-0.26-0.17
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.605
r_dihedral_angle_4_deg18.318
r_dihedral_angle_3_deg14.878
r_dihedral_angle_1_deg5.158
r_scangle_it5.15
r_scbond_it3.568
r_mcangle_it2.649
r_mcbond_it1.72
r_angle_refined_deg1.247
r_nbtor_refined0.303
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.605
r_dihedral_angle_4_deg18.318
r_dihedral_angle_3_deg14.878
r_dihedral_angle_1_deg5.158
r_scangle_it5.15
r_scbond_it3.568
r_mcangle_it2.649
r_mcbond_it1.72
r_angle_refined_deg1.247
r_nbtor_refined0.303
r_symmetry_vdw_refined0.26
r_nbd_refined0.2
r_xyhbond_nbd_refined0.156
r_symmetry_hbond_refined0.147
r_chiral_restr0.082
r_bond_refined_d0.012
r_gen_planes_refined0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1308
Nucleic Acid Atoms
Solvent Atoms75
Heterogen Atoms1

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data collection
DENZOdata reduction
SCALEPACKdata scaling
SHELXSphasing