3LFM

Crystal structure of the fat mass and obesity associated (FTO) protein reveals basis for its substrate specificity


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.629810% (w/v) PEG 3350, 0.1M tri-sodium Citrate dehydrate pH5.6, 5.0mM 3-meT, 3.0mM NOG, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Crystal Properties
Matthews coefficientSolvent content
2.957.53

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 142.86α = 90
b = 142.86β = 90
c = 83.8γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298CCDADSC QUANTUM 2102009-10-29MSINGLE WAVELENGTH
21x-rayCCDADSC QUANTUM 2102009-10-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE AR-NW12A0.9Photon FactoryAR-NW12A
2SYNCHROTRONPHOTON FACTORY BEAMLINE AR-NW12A0.9797Photon FactoryAR-NW12A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
1,22.4999993.6222332201121
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.492.59

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONSADTHROUGHOUT2.52012202321671108498.40.2390.285random
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
c_angle_deg1.448
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3407
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms29

Software

Software
Software NamePurpose
HKL-2000data collection
SOLVEphasing
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling