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Crystal Structure of human FABP4 binding site mutated to that of FABP5 in complex with 5-(3-bromo-4-methylphenyl)-3,3-dimethyl-5-oxopentanoic acid, i.e. SMILES c1(C(=O)CC(CC(=O)O)(C)C)cc(c(cc1)C)Br with IC50=5.1 microM
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other inhouse model
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 293 protein in 25mM Tris/HCl pH 7.5 100mM NaCl, see also PMID 27658368
Crystal Properties Matthews coefficient Solvent content 2.06 40.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 32.259 α = 90 b = 53.007 β = 90 c = 72.387 γ = 90
Symmetry Space Group P 2 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL PSI PILATUS 6M 2012-02-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.700030 SLS X10SA
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) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 1.21 32.26 99.9 0.081 0.081 0.089 0.999 9.44 5.4 38713 17.911
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) Redundancy Number Unique Reflections (All) 1 1.21 1.24 99.9 1.263 1.398 0.497 1.3 5.493
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT inhouse model 1.21 32.26 35180 1888 95.82 0.1668 0.1646 0.163 0.2071 0.2058 RANDOM 15.873
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] 0.04 0.03 -0.07
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.408 r_sphericity_free 25.884 r_dihedral_angle_4_deg 15.363 r_dihedral_angle_3_deg 13.433 r_sphericity_bonded 10.16 r_dihedral_angle_1_deg 6.598 r_rigid_bond_restr 3.761 r_angle_refined_deg 1.847 r_angle_other_deg 0.803 r_chiral_restr 0.099
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.408 r_sphericity_free 25.884 r_dihedral_angle_4_deg 15.363 r_dihedral_angle_3_deg 13.433 r_sphericity_bonded 10.16 r_dihedral_angle_1_deg 6.598 r_rigid_bond_restr 3.761 r_angle_refined_deg 1.847 r_angle_other_deg 0.803 r_chiral_restr 0.099 r_bond_refined_d 0.015 r_gen_planes_refined 0.008 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1012 Nucleic Acid Atoms Solvent Atoms 174 Heterogen Atoms 85
Software Software Software Name Purpose XSCALE data scaling REFMAC refinement PDB_EXTRACT data extraction XDS data reduction PHASER phasing