7FWF

Crystal Structure of human FABP4 binding site mutated to that of FABP5 in complex with 5-cyclohexyl-6-(2,2,2-trifluoroethoxy)-2-(trifluoromethyl)pyridine-3-carboxylic acid


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherinhouse model

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7293protein in 25mM Tris/HCl pH 7.5 100mM NaCl, see also PMID 27658368
Crystal Properties
Matthews coefficientSolvent content
2.0339.48

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 32.03α = 90
b = 52.808β = 90
c = 72.159γ = 90
Symmetry
Space GroupP 2 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6M2012-03-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.999870SLSX10SA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)Rrim I (All)CC (Half)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
11.2436.0897.10.0610.0610.0650.99913.466.133450817.954
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.241.2778.50.8470.9430.6381.794.806

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTinhouse model1.2436.0831860170594.590.13860.13640.1799RANDOM15.295
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]
0.12-0.07-0.05
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.917
r_sphericity_free20.493
r_dihedral_angle_4_deg15.964
r_dihedral_angle_3_deg12.126
r_sphericity_bonded10.505
r_dihedral_angle_1_deg6.498
r_rigid_bond_restr4.494
r_angle_refined_deg2.009
r_angle_other_deg0.898
r_chiral_restr0.141
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.917
r_sphericity_free20.493
r_dihedral_angle_4_deg15.964
r_dihedral_angle_3_deg12.126
r_sphericity_bonded10.505
r_dihedral_angle_1_deg6.498
r_rigid_bond_restr4.494
r_angle_refined_deg2.009
r_angle_other_deg0.898
r_chiral_restr0.141
r_bond_refined_d0.018
r_gen_planes_refined0.01
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1012
Nucleic Acid Atoms
Solvent Atoms154
Heterogen Atoms51

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
PHASERphasing