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Crystal Structure of human FABP4 binding site mutated to that of FABP3 in complex with 6-cyclopentyl-N,5-dimethyl-4-phenyl-N-propan-2-yl-3-(1H-tetrazol-5-yl)pyridin-2-amine, i.e. SMILES c1(c(nc(c(c1c1ccccc1)C1=NN=NN1)N(C(C)C)C)C1CCCC1)C with IC50=0.171959 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 2.24 45.01
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 33.58 α = 90 b = 54.306 β = 90 c = 73.895 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 2012-07-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.700010 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 1.29 43.76 99.6 0.034 0.037 1 19.53 6.558 34693 25.608
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 1.29 1.32 98.8 1.325 1.442 0.705 1.26 6.45
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT inhouse model 1.29 43.76 31483 1719 95.45 0.1813 0.1786 0.2307 0.2463 RANDOM 22.137
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] -0.96 -0.79 1.75
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 14.908 r_dihedral_angle_2_deg 8.965 r_dihedral_angle_1_deg 6.392 r_rigid_bond_restr 3.126 r_mcangle_it 2.131 r_mcbond_it 1.572 r_mcbond_other 1.567 r_angle_refined_deg 1.494 r_angle_other_deg 0.531 r_chiral_restr 0.072
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 14.908 r_dihedral_angle_2_deg 8.965 r_dihedral_angle_1_deg 6.392 r_rigid_bond_restr 3.126 r_mcangle_it 2.131 r_mcbond_it 1.572 r_mcbond_other 1.567 r_angle_refined_deg 1.494 r_angle_other_deg 0.531 r_chiral_restr 0.072 r_bond_refined_d 0.008 r_gen_planes_refined 0.007 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1050 Nucleic Acid Atoms Solvent Atoms 150 Heterogen Atoms 39
Software Software Software Name Purpose XSCALE data scaling REFMAC refinement PDB_EXTRACT data extraction XDS data reduction PHASER phasing