7FXP

Crystal Structure of human FABP4 in complex with (Z)-4-(4-bromo-2-chloroanilino)-4-oxobut-2-enoic acid, i.e. SMILES c1(c(cc(cc1)Br)Cl)NC(=O)/C=C\C(=O)O with IC50=3.4 microM

X-RAY DIFFRACTION

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
2.19	43.77

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 32.727	α = 90
b = 54.133	β = 90
c = 74.198	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		2010-07-12	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	0.800000	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	1.05	37.1	99.9	0.063	0.069	0.999	12.92	6.453		62369			13.999

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	1.05	1.08	99.9		1.266	1.376	0.599	1.53	6.557

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	inhouse model	1.05	37.1	57278	3048	96.76	0.1457	0.1446	0.1656	RANDOM	12.007

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]
0.6			-0.14		-0.46

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	13.986
r_dihedral_angle_2_deg	8.748
r_dihedral_angle_1_deg	6.43
r_rigid_bond_restr	6.24
r_angle_refined_deg	2.154
r_mcangle_it	1.351
r_mcbond_it	1
r_mcbond_other	0.994
r_angle_other_deg	0.71
r_chiral_restr	0.122

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_3_deg	13.986
r_dihedral_angle_2_deg	8.748
r_dihedral_angle_1_deg	6.43
r_rigid_bond_restr	6.24
r_angle_refined_deg	2.154
r_mcangle_it	1.351
r_mcbond_it	1
r_mcbond_other	0.994
r_angle_other_deg	0.71
r_chiral_restr	0.122
r_bond_refined_d	0.02
r_gen_planes_refined	0.009
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1050
Nucleic Acid Atoms
Solvent Atoms	166
Heterogen Atoms	31

Software

Software
Software Name	Purpose
XSCALE	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
PHASER	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.