4PUW

Human Aldose Reductase complexed with a ligand with an IDD structure (2-[5-fluoro-2-(prop-2-ynylcarbamoyl)phenoxy]acetic acid) at 1.12 A


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2DUXpdb entry 2dux

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5291Crystallization solution: 50 mM di-Ammoniumhydrogen citrate pH 5.0 PEG6000= 5 % (m/V) DTT= 5.15 g/L NADP+= 0.66 g/L and Human Aldose Reductase= 15 mg/ml. 9 microliter of the crystallization solution were mixed with 3 microliter of a 5 mM solution of the inhibitor in 120 mM di-Ammoniumhydrogen citrate pH 5.0 with 25 % (m/V) PEG 6000 and 5 % DMSO, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.1743.37

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 49.411α = 90
b = 66.688β = 92.02
c = 47.353γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCDSilicon, active surface 50 nm Rh-coated2013-07-18MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.20.91841BESSY14.2

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.125099.70.05915.992.51171481171487.351
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.121.141000.4262.442.35781

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTpdb entry 2dux1.1218.4861.35117117586799.670.1380.1370.1568random
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.441
f_angle_d1.264
f_chiral_restr0.079
f_plane_restr0.007
f_bond_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2482
Nucleic Acid Atoms
Solvent Atoms402
Heterogen Atoms79

Software

Software
Software NamePurpose
MAR345dtbdata collection
PHASERphasing
PHENIXrefinement
HKL-2000data reduction
HKL-2000data scaling