2O1O

Cryptosporidium parvum putative polyprenyl pyrophosphate synthase (cgd4_2550) in complex with risedronate.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2HERPDB entry 2HER

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52931.6 M ammonium sulfate, 10 mM MgCl2, and 100 mM HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.6253.04

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 101.758α = 90
b = 101.758β = 90
c = 75.313γ = 120
Symmetry
Space GroupP 31

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV++mirrors2006-05-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.54178

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym 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
12.42501000.0660.04629.756486832655-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.422.531000.4640.493.45.24061

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE RPDB entry 2HER2.42503154131541169594.90.18630.2126RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
5378
RMS Deviations
KeyRefinement Restraint Deviation
s_anti_bump_dis_restr0.129
s_similar_adp_cmpnt0.098
s_non_zero_chiral_vol0.065
s_zero_chiral_vol0.042
s_from_restr_planes0.0283
s_angle_d0.022
s_bond_d0.013
s_similar_dist
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5310
Nucleic Acid Atoms
Solvent Atoms28
Heterogen Atoms40

Software

Software
Software NamePurpose
SHELXL-97refinement
HKL-3000data reduction
HKL-3000data scaling
MOLREPphasing
RESOLVEphasing