7FXL

Crystal Structure of human FABP4 binding site mutated to that of FABP5 in complex with myristic acid


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
otherinhouse model

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7293protein in 25mM Tris/HCl pH 7.5 100mM NaCl, see also PMID 27658368
Crystal Properties
Matthews coefficientSolvent content
2.0439.76

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 32.127α = 90
b = 52.794β = 90
c = 72.285γ = 90
Symmetry
Space GroupP 2 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6M2011-07-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA0.999800SLSX10SA

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)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.1242.6399.30.0460.0460.0470.99920.36.174734613.412
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)RedundancyNumber Unique Reflections (All)
11.121.1592.40.1670.1880.9787.514.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTinhouse model1.1242.6344601238298.670.13440.13290.1623RANDOM11.208
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]
0.56-0.25-0.31
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.097
r_sphericity_free20.373
r_dihedral_angle_4_deg17.24
r_dihedral_angle_3_deg13.782
r_sphericity_bonded7.714
r_dihedral_angle_1_deg6.247
r_rigid_bond_restr2.147
r_angle_refined_deg1.544
r_angle_other_deg0.857
r_chiral_restr0.085
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg31.097
r_sphericity_free20.373
r_dihedral_angle_4_deg17.24
r_dihedral_angle_3_deg13.782
r_sphericity_bonded7.714
r_dihedral_angle_1_deg6.247
r_rigid_bond_restr2.147
r_angle_refined_deg1.544
r_angle_other_deg0.857
r_chiral_restr0.085
r_bond_refined_d0.01
r_gen_planes_refined0.007
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1012
Nucleic Acid Atoms
Solvent Atoms236
Heterogen Atoms16

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
PHASERphasing