4IXH

Crystal Structure of the Catalytic Domain of the Inosine Monophosphate Dehydrogenase from Cryptosporidium parvum


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3FFSPDBID 3FFS

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
172890.1 M succinic acid pH 7.0, 15 %(w/v) PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.3848.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 89.185α = 90
b = 92.016β = 103.85
c = 92.139γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rMIRRORS2012-10-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-IDAPS19-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.15099.20.1198.24.28303428.6
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.1496.50.662.13.4

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDBID 3FFS2.10535.5211.348290982909414198.940.16410.16160.210336.9
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d13.829
f_angle_d1.104
f_chiral_restr0.07
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms9888
Nucleic Acid Atoms
Solvent Atoms486
Heterogen Atoms236

Software

Software
Software NamePurpose
SBC-Collectdata collection
HKL-3000data collection
HKL-3000phasing
MOLREPphasing
PHENIXrefinement
HKL-3000data reduction
HKL-3000data scaling