1O26

Crystal structure of Thymidylate Synthase Complementing Protein (TM0449) from Thermotoga maritima with FAD and dUMP at 1.6 A resolution


X-RAY DIFFRACTION

Starting Model(s)

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

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP829550% PEG 200, 0.1M Tris-HCL, pH 8.0, VAPOR DIFFUSION,HANGING DROP, temperature 295K
Crystal Properties
Matthews coefficientSolvent content
2.0940.58

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.561α = 90
b = 117.73β = 90
c = 141.878γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315Flat mirror, single crystal Si(111) bent monochromator2002-05-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL11-1SSRLBL11-1

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
11.650.24798.90.07115.34.312188712188723.189
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)
1.61.6491.50.5391.72.78240

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 DIFFRACTIONMRTHROUGHOUT1KQ41.6202121811120909609898.10.20320.218234
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]
-4.8410.1674.674
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it3.002
c_scbond_it1.923
c_mcangle_it1.879
c_angle_deg1.36
c_mcbond_it1.2
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7330
Nucleic Acid Atoms
Solvent Atoms268
Heterogen Atoms342

Software

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