1O28

Crystal structure of Thymidylate Synthase Complementing Protein (TM0449) from Thermotoga maritima with FdUMP at 2.1 A resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1KQ4 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.529544% PEG 200, 0.1M HEPES, pH 7.5, VAPOR DIFFUSION,HANGING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.0639.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.39α = 90
b = 116.709β = 90
c = 141.003γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4rFlat mirror,single crystal Si(311) bent monochromator2002-04-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-1SSRLBL9-1

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
12.150.74695.20.06512.13.2504585045828.461
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)
2.12.1586.30.4452.32.73309

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1KQ42.12025038149793248593.60.19320.239835.8
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]
-7.8592.5235.336
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it3.025
c_scbond_it2.048
c_mcangle_it1.881
c_mcbond_it1.23
c_angle_deg1.22
c_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7248
Nucleic Acid Atoms
Solvent Atoms338
Heterogen Atoms184

Software

Software
Software NamePurpose
MOSFLMdata reduction
SCALAdata scaling
RESOLVEmodel building
SOLVEphasing
CNSrefinement
CCP4data scaling
RESOLVEphasing