1GP6

Anthocyanidin synthase from Arabidopsis thaliana complexed with trans-dihydroquercetin (with 30 min exposure to O2)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1GP4PDB ENTRY 1GP4

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.518% (W/V) PEG 2000 MONOMETHYLETHER, 50 MM MES, 200 MM AMMONIUM ACETATE, 2 MM IRON(II) SULPHATE, 10 MM POTASSIUM ALPHA-KETOGLUTARATE, 10 MM SODIUM ASCORBATE 10 MM DHQ (IN MEOH TO GIVE A FINAL CONC. OF 10%(V/V) MEOH), PH 6.5, ANAEROBIC (AR ATMOSPHERE, < 0.5 PPM OXYGEN)
Crystal Properties
Matthews coefficientSolvent content
2.3948.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 61.258α = 90
b = 72.385β = 90
c = 87.054γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMIRRORS2001-05-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX9.6SRSPX9.6

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
11.752599.90.06814.93.83971120
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)
11.751.899.90.2744.13.8

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 1GP41.752539703162699.80.1940.1940.222RANDOM23.3
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]
-2.928.81-5.89
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.8
c_scangle_it3.04
c_scbond_it2.1
c_mcangle_it1.9
c_angle_deg1.6
c_mcbond_it1.25
c_improper_angle_d1.07
c_bond_d0.013
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22.8
c_scangle_it3.04
c_scbond_it2.1
c_mcangle_it1.9
c_angle_deg1.6
c_mcbond_it1.25
c_improper_angle_d1.07
c_bond_d0.013
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2752
Nucleic Acid Atoms
Solvent Atoms357
Heterogen Atoms77

Software

Software
Software NamePurpose
CNSrefinement
MOSFLMdata reduction
SCALAdata scaling
AMoREphasing