1Z8A

Human Aldose Reductase complexed with novel Sulfonyl-pyridazinone Inhibitor


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1EL3PDB ENTRY 1el3

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5293ammonium citrate, PEG 6000, pH 5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.243

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 49.39α = 90
b = 66.86β = 91.88
c = 47.37γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHSilicon, active surface 50 nm Rh-coated2004-05-28MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.10.91838BESSY14.1

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
10.951597.60.0452.9188551188551
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)
0.950.9791.60.3782.42.38851

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 (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISFREE RPDB ENTRY 1el30.951518108518108590671000.1220.1220.1220.142RANDOM
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
282520.172950.38
RMS Deviations
KeyRefinement Restraint Deviation
s_non_zero_chiral_vol0.117
s_zero_chiral_vol0.103
s_anti_bump_dis_restr0.097
s_approx_iso_adps0.089
s_similar_adp_cmpnt0.049
s_angle_d0.034
s_from_restr_planes0.0287
s_bond_d0.016
s_rigid_bond_adp_cmpnt0.006
s_similar_dist
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2637
Nucleic Acid Atoms
Solvent Atoms375
Heterogen Atoms69

Software

Software
Software NamePurpose
SHELXmodel building
SHELXL-97refinement
MAR345data collection
SCALEPACKdata scaling
CNSphasing