3I3H

Crystal structure of Bothropstoxin-I crystallized at 291K


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.529130% PEG 4000, 0.1M Tris HCl, 0.18M Li Sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.0941.22

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 55.868α = 90
b = 55.868β = 90
c = 127.763γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmmirrors2006-04-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONLNLS BEAMLINE D03B-MX11.427LNLSD03B-MX1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.174096.90.0660.06616.733.812383-343.5
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.172.2596.30.6560.6562.153.8

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT2.17401235962796.50.2480.2480.26555.55
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]
2.8271.112.827-5.655
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it3.66
c_mcangle_it2.871
c_scbond_it2.56
c_mcbond_it1.803
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_scangle_it3.66
c_mcangle_it2.871
c_scbond_it2.56
c_mcbond_it1.803
c_bond_d0.006
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1906
Nucleic Acid Atoms
Solvent Atoms127
Heterogen Atoms

Software

Software
Software NamePurpose
HKL-2000data collection
AMoREphasing
CNSrefinement
DENZOdata reduction
SCALEPACKdata scaling