2A9Y

Crystal structure of T. gondii adenosine kinase complexed with N6-dimethyladenosine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1LIOPDB entry 1LIO

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5295PEG 4000, ammonium acetate, sodium citrate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.141.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 60.285α = 90
b = 61.516β = 90
c = 91.828γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102004-11-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCHESS BEAMLINE F20.97950CHESSF2

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
11.355095.50.0622.74.67244072440
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)
1.351.473.20.3782.12.95480

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-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE RPDB entry 1LIO1.35106269462694530483.10.13940.13940.13340.195RANDOM
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
303046
RMS Deviations
KeyRefinement Restraint Deviation
s_approx_iso_adps0.093
s_non_zero_chiral_vol0.067
s_zero_chiral_vol0.063
s_similar_adp_cmpnt0.052
s_angle_d0.028
s_from_restr_planes0.0262
s_anti_bump_dis_restr0.019
s_bond_d0.011
s_rigid_bond_adp_cmpnt0.004
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2743
Nucleic Acid Atoms
Solvent Atoms404
Heterogen Atoms49

Software

Software
Software NamePurpose
SHELXL-97refinement
SCALEPACKdata scaling
CNSrefinement
HKL-2000data collection
HKL-2000data reduction
CNSphasing