5L8O

crystal structure of human FABP6 in complex with cholate

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3ELX

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.5	293.15	41% w/v PEG 3350 and 0.1 M Bis-tris pH 5.5

Crystal Properties
Matthews coefficient	Solvent content
2.08	40.84

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.86	α = 90
b = 64.72	β = 94.02
c = 59.33	γ = 90

Symmetry
Space Group	P 1 21 1

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	DECTRIS PILATUS 6M		2014-08-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.9795	Diamond	I02

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	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	2.39	59.18	99.7	0.077	12	5.5		14115

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.39	2.45	99.9		0.754	2.1	5.7

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	3elx	2.39	59.18	13374	731	99.67	0.22896	0.22614	0.28139	RANDOM	52.159

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]
-0.28		-1.5	-1.02		1.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.528
r_dihedral_angle_4_deg	13.497
r_dihedral_angle_3_deg	13.423
r_dihedral_angle_1_deg	6.158
r_long_range_B_refined	4.739
r_long_range_B_other	4.739
r_mcangle_it	3.12
r_mcangle_other	3.119
r_scangle_other	2.649
r_mcbond_it	1.751
r_mcbond_other	1.751
r_scbond_it	1.52
r_scbond_other	1.52
r_angle_refined_deg	1.135
r_angle_other_deg	0.809
r_chiral_restr	0.069
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2783
Nucleic Acid Atoms
Solvent Atoms	45
Heterogen Atoms	43

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling