7FXM

Crystal Structure of human FABP4 in complex with 5-cyclohexyl-2-hydroxybenzoic 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
2.1743.3

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 32.426α = 90
b = 53.773β = 90
c = 74.757γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6M2011-10-31MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA1.000000SLSX10SA

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)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.1943.6593.40.0890.0990.9967.794.5173996617.639
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)
11.191.22830.8741.0040.5381.313.588

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 model1.1943.6535335188087.070.21040.20860.2466RANDOM12.728
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]
1.54-0.49-1.05
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg27.952
r_dihedral_angle_4_deg16.313
r_dihedral_angle_3_deg14.439
r_sphericity_free11.672
r_rigid_bond_restr7.768
r_dihedral_angle_1_deg6.262
r_sphericity_bonded5.544
r_angle_refined_deg2.043
r_angle_other_deg1.152
r_chiral_restr0.119
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg27.952
r_dihedral_angle_4_deg16.313
r_dihedral_angle_3_deg14.439
r_sphericity_free11.672
r_rigid_bond_restr7.768
r_dihedral_angle_1_deg6.262
r_sphericity_bonded5.544
r_angle_refined_deg2.043
r_angle_other_deg1.152
r_chiral_restr0.119
r_bond_refined_d0.023
r_gen_planes_refined0.011
r_gen_planes_other0.002
r_bond_other_d0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1040
Nucleic Acid Atoms
Solvent Atoms175
Heterogen Atoms26

Software

Software
Software NamePurpose
XSCALEdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
XDSdata reduction
PHASERphasing