3S5M

Crystal structures of falcilysin, a M16 metalloprotease from the malaria parasite Plasmodium falciparum


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2FGE 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.229811% PEG6000, 10% PEG400, 0.1M ADA, 20 mM Mg acetate, 20 mM Zn acetate, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.3246.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 94.32α = 90
b = 106.7β = 90
c = 128.02γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rbent cylindrical mirror2010-07-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-10.9724ESRFID23-1

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
11.5129.296.50.0868.64.48660498660492217.9
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)
11.511.5983.40.491.93.324464

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMIRTHROUGHOUT2FGE1.5529.20.94358227716398.870.190.17960.17890.2143random25.1
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]
-0.7528-0.31621.0689
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.121
f_angle_d1.616
f_chiral_restr0.192
f_bond_d0.014
f_plane_restr0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8980
Nucleic Acid Atoms
Solvent Atoms1103
Heterogen Atoms3

Software

Software
Software NamePurpose
ADSCdata collection
PHENIXmodel building
PHENIXrefinement
XDSdata reduction
SCALAdata scaling
PHENIXphasing