1QCI

LOW TEMPERATURE STRUCTURE OF POKEWEED ANTIVIRAL PROTEIN COMPLEXED WITH ADENINE


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP829016-18% PEG 4000, 0.1M CACL2, 5MM ADENYL(3'-5')GUANOSINE, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.1643.18

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 48.48α = 68.79
b = 49.03β = 81.05
c = 63.87γ = 63.88
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS1998-09-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU300

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
122090.60.062.33321930085
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)
22.0783.30.0981.96

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (I)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTION28122926789.40.23
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_d22.2
x_angle_deg1.34
x_improper_angle_d1.08
x_bond_d0.007
x_dihedral_angle_d_prot
x_angle_d_na
x_angle_d
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d22.2
x_angle_deg1.34
x_improper_angle_d1.08
x_bond_d0.007
x_dihedral_angle_d_prot
x_angle_d_na
x_angle_d
x_angle_deg_na
x_angle_deg_prot
x_bond_d_na
x_dihedral_angle_d_na
x_angle_d_prot
x_bond_d_prot
x_improper_angle_d_na
x_improper_angle_d_prot
x_mcbond_it
x_mcangle_it
x_scbond_it
x_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5100
Nucleic Acid Atoms
Solvent Atoms448
Heterogen Atoms24

Software

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