3AFN

Crystal structure of aldose reductase A1-R complexed with NADP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.529347% 2-methyl-2,4-pentanediol, 2% tert-butanol, 0.5mM NADP, VAPOR DIFFUSION, SITTING DROP, temperature 293K, pH 7.5
Crystal Properties
Matthews coefficientSolvent content
2.2244.48

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 60.404α = 80.15
b = 64.195β = 66.08
c = 74.441γ = 64.98
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRIGAKU JUPITER 2102008-10-19MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSPRING-8 BEAMLINE BL38B11.000SPring-8BL38B1

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
11.635095.90.03519.72.6115155
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)
1.631.6988.80.1793.822.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 3AFM1.6322.68104849553795.870.174110.17230.20858RANDOM19.711
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
r_dihedral_angle_2_deg37.08
r_dihedral_angle_4_deg11.752
r_dihedral_angle_3_deg10.901
r_dihedral_angle_1_deg4.929
r_scangle_it1.653
r_scbond_it1.092
r_angle_refined_deg1.056
r_mcangle_it0.77
r_mcbond_it0.449
r_nbtor_refined0.299
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.08
r_dihedral_angle_4_deg11.752
r_dihedral_angle_3_deg10.901
r_dihedral_angle_1_deg4.929
r_scangle_it1.653
r_scbond_it1.092
r_angle_refined_deg1.056
r_mcangle_it0.77
r_mcbond_it0.449
r_nbtor_refined0.299
r_symmetry_vdw_refined0.226
r_nbd_refined0.188
r_symmetry_hbond_refined0.101
r_xyhbond_nbd_refined0.09
r_chiral_restr0.07
r_bond_refined_d0.007
r_gen_planes_refined0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7568
Nucleic Acid Atoms
Solvent Atoms927
Heterogen Atoms212

Software

Software
Software NamePurpose
HKL-2000data collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling