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Crystal Structure of human FABP4 in complex with 1-[(4-chloro-3-phenoxyphenyl)methyl]-4-hydroxypyridin-2-one, i.e. SMILES c1(cc(c(cc1)Cl)Oc1ccccc1)CN1C(=O)C=C(C=C1)O with IC50=0.319 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 2.18 43.47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 32.382 α = 90 b = 53.922 β = 90 c = 74.878 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 2010-12-18 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) 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 1.13 43.76 99.6 0.034 0.037 0.999 25.43 6.167 49839 15.166
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 1.13 1.16 97.2 0.295 0.325 0.958 5.94 5.601
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 1.13 43.76 46717 2477 98.47 0.1348 0.1338 0.1334 0.1541 0.1549 RANDOM 12.611
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] 0.67 -0.4 -0.27
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.511 r_sphericity_free 17.223 r_dihedral_angle_4_deg 15.008 r_dihedral_angle_3_deg 14.581 r_sphericity_bonded 7.134 r_dihedral_angle_1_deg 6.475 r_rigid_bond_restr 4.82 r_angle_refined_deg 2.218 r_angle_other_deg 1.316 r_chiral_restr 0.133
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.511 r_sphericity_free 17.223 r_dihedral_angle_4_deg 15.008 r_dihedral_angle_3_deg 14.581 r_sphericity_bonded 7.134 r_dihedral_angle_1_deg 6.475 r_rigid_bond_restr 4.82 r_angle_refined_deg 2.218 r_angle_other_deg 1.316 r_chiral_restr 0.133 r_bond_refined_d 0.024 r_gen_planes_refined 0.011 r_bond_other_d 0.005 r_gen_planes_other 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1040 Nucleic Acid Atoms Solvent Atoms 192 Heterogen Atoms 33
Software Software Software Name Purpose XSCALE data scaling REFMAC refinement PDB_EXTRACT data extraction XDS data reduction PHASER phasing