1AQU

ESTROGEN SULFOTRANSFERASE WITH BOUND INACTIVE COFACTOR PAP AND 17-BETA ESTRADIOL


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.5EST WAS CRYSTALLIZED IN THE PRESENCE OF 4MM A3P AND THEN SOAKED IN A SATURATED SOLUTION OF 17BETA-ESTRADIOL., pH 6.5
Crystal Properties
Matthews coefficientSolvent content
2.357.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 97.38α = 90
b = 80.39β = 90
c = 80.95γ = 90
Symmetry
Space GroupP 21 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray93IMAGE PLATEMARRESEARCH1997-08-13M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X9BNSLSX9B

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
11.65083.40.04513.63.37149417.9
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)
1.61.6680.20.232.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMULTIPLE ISOMORPHOUS REPLACEMENTTHROUGHOUT1.650270001710081.70.2180.2180.251RANDOM20.6
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
x_dihedral_angle_d24.4
x_scangle_it4.17
x_scbond_it2.85
x_mcangle_it2.24
x_mcbond_it1.54
x_angle_deg1.3
x_improper_angle_d0.72
x_bond_d0.01
x_bond_d_na
x_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d24.4
x_scangle_it4.17
x_scbond_it2.85
x_mcangle_it2.24
x_mcbond_it1.54
x_angle_deg1.3
x_improper_angle_d0.72
x_bond_d0.01
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4774
Nucleic Acid Atoms
Solvent Atoms279
Heterogen Atoms54

Software

Software
Software NamePurpose
PHASESphasing
X-PLORmodel building
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling
X-PLORphasing