Crystal Structure of human FABP5 in complex with (2R)-1-[(3,5-dichloro-2-phenylphenyl)carbamoyl]pyrrolidine-2-carboxylic acid, i.e. SMILES c1(cc(cc(c1c1ccccc1)Cl)Cl)NC(=O)N1CCC[C@@H]1C(=O)O with IC50=18 microM
X-RAY DIFFRACTION
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 | 
| 2.41 | 49.02 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 63.091 | α = 90 | 
| b = 63.091 | β = 90 | 
| c = 75.011 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | P 43 21 2 | 
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 | 2011-05-07 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | SLS BEAMLINE X10SA | 1.000000 | 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 | 1.34 | 44.61 | 100 | 0.045 | 0.045 | 0.046 | 1 | 19.04 | 12.64 | 34713 | 28.735 | ||||||||
| 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 | 1.34 | 1.37 | 100 | 1.97 | 2.056 | 0.546 | 1.18 | 12.115 | |||||||||||
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 | 1.34 | 44.61 | 31818 | 1683 | 96.68 | 0.168 | 0.1666 | 0.1736 | 0.192 | 0.2016 | RANDOM | 24.015 | ||||
| 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] | |
| 0.02 | 0.02 | -0.05 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| r_dihedral_angle_2_deg | 34.321 | 
| r_dihedral_angle_4_deg | 26.293 | 
| r_sphericity_free | 22.073 | 
| r_dihedral_angle_3_deg | 15.823 | 
| r_sphericity_bonded | 10.861 | 
| r_dihedral_angle_1_deg | 6.739 | 
| r_rigid_bond_restr | 4.029 | 
| r_angle_refined_deg | 1.758 | 
| r_angle_other_deg | 1.17 | 
| r_chiral_restr | 0.1 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 1047 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 103 | 
| Heterogen Atoms | 44 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| XSCALE | data scaling | 
| REFMAC | refinement | 
| PDB_EXTRACT | data extraction | 
| XDS | data reduction | 
| PHASER | phasing | 














