4RUU

Crystal structure of the Q108K:K40L mutant of human Cellular Retinol Binding ProteinII in complex with All-trans-Retinal after 24 hour incubation at 1.4 Angstrom Resolution


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2RCTPDB ENTRY 2RCT

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP429830 % PEG 4000, 0.1 M Ammonium Acatate, 0.1 M Sodium Acetate pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
238.55

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 29.479α = 86.54
b = 36.57β = 86.6
c = 64.093γ = 64.83
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2014-06-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-G0.9786APS21-ID-G

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)R Sym I (Observed)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
11.450950.0450.04543.73.84753527.09
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.41.4292.90.2920.2333.73.1

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2RCT1.429.8521.9845174228894.970.20890.20740.2378
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]
-0.04440.00440.14820.6283-0.291-0.5839
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.315
f_angle_d1.096
f_chiral_restr0.077
f_bond_d0.007
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2188
Nucleic Acid Atoms
Solvent Atoms281
Heterogen Atoms35

Software

Software
Software NamePurpose
HKL-2000data collection
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling