4JIR

Crystal Structure Of Aldose Reductase (AKR1B1) Complexed With NADP+ And Epalrestat


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP527750 mM ammonium citrate, pH5.0, 7.5% PEG 6000, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.2244.51

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.106α = 90
b = 68.674β = 94.16
c = 49.323γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDOXFORD ONYX CCD2012-04-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOXFORD DIFFRACTION ENHANCE ULTRA1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge 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
1224.6199.90.134.9212862127122
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
122.111000.5013.711487

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT224.6061.352128621271109299.920.16270.160.16010.2098random
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_d18.091
f_angle_d1.35
f_chiral_restr0.075
f_bond_d0.008
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2525
Nucleic Acid Atoms
Solvent Atoms278
Heterogen Atoms71

Software

Software
Software NamePurpose
CrysalisProdata collection
MOLREPphasing
PHENIXrefinement
CrysalisProdata reduction
SCALAdata scaling