2PFH

Complex of Aldose Reductase with NADP+ and simaltaneously bound competetive inhibitors Fidarestat and IDD594. Concentration of Fidarestat in soaking solution is less than concentration of IDD594.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1US0PDB ENTRY 1US0

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5297micro-seeding, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 297K
Crystal Properties
Matthews coefficientSolvent content
2.1542.77

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 49.147α = 90
b = 66.553β = 92.31
c = 47.238γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152006-07-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-IDAPS19-ID

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
10.855095.40.08216.32253545240860
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)
10.850.8869.470.1435.5

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE RPDB ENTRY 1US00.85502535452408601268595.40.08220.08220.0948RANDOM
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
4062441.213009.81
RMS Deviations
KeyRefinement Restraint Deviation
s_anti_bump_dis_restr0.15
s_zero_chiral_vol0.121
s_non_zero_chiral_vol0.113
s_approx_iso_adps0.082
s_angle_d0.055
s_from_restr_planes0.031
s_similar_adp_cmpnt0.03
s_bond_d0.026
s_rigid_bond_adp_cmpnt0.006
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2492
Nucleic Acid Atoms
Solvent Atoms656
Heterogen Atoms119

Software

Software
Software NamePurpose
AMoREphasing
SHELXL-97refinement
HKL-2000data collection
HKL-2000data reduction
HKL-2000data scaling