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Crystal Structure of human FABP4 binding site mutated to that of FABP3 in complex with 1-[(4-chloro-2-phenylphenyl)methyl]-4-hydroxypyridin-2-one, i.e. SMILES C1(=CC(=O)N(C=C1)Cc1ccc(cc1c1ccccc1)Cl)O with IC50=2.3 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 2.46 49.9
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 35.456 α = 90 b = 55.698 β = 90 c = 74.889 γ = 90
Symmetry Space Group P 21 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 2011-02-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.999900 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 1.17 37.44 98.1 0.044 0.044 0.047 0.999 14.04 5.25 49500 16.48
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 1.17 1.2 80.5 0.423 0.512 0.843 2.13 2.673
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 1.17 37.44 45024 2360 94 0.1604 0.1586 0.1589 0.1946 0.1925 RANDOM 13.393
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] 1.64 -0.67 -0.97
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.957 r_dihedral_angle_4_deg 15.593 r_sphericity_free 13.864 r_dihedral_angle_3_deg 11.598 r_dihedral_angle_1_deg 5.84 r_sphericity_bonded 5.633 r_rigid_bond_restr 4.389 r_angle_refined_deg 1.992 r_angle_other_deg 1.055 r_chiral_restr 0.12
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.957 r_dihedral_angle_4_deg 15.593 r_sphericity_free 13.864 r_dihedral_angle_3_deg 11.598 r_dihedral_angle_1_deg 5.84 r_sphericity_bonded 5.633 r_rigid_bond_restr 4.389 r_angle_refined_deg 1.992 r_angle_other_deg 1.055 r_chiral_restr 0.12 r_bond_refined_d 0.021 r_gen_planes_refined 0.012 r_bond_other_d 0.002 r_gen_planes_other 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1054 Nucleic Acid Atoms Solvent Atoms 234 Heterogen Atoms 26
Software Software Software Name Purpose XSCALE data scaling REFMAC refinement PDB_EXTRACT data extraction XDS data reduction PHASER phasing