X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2EP6pdb entry 2EP6

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION29120% PEG3350, 0.2M calcium chloride. calcium chloride was also added to the protein stock solution to a final concentration of 0.002M. Crystals were detected only after more than 100 days of incubation., vapor diffusion, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
2.550.4

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.125α = 90
b = 54.125β = 90
c = 196.709γ = 90
Symmetry
Space GroupI 41 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152009-08-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97711APS19-ID

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
11.564099.90.07913.417.721447
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)
1.561.591000.8915.51037

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 2EP61.563021410108299.860.2230.2220.235RANDOM19.861
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]
0.1420.142-0.284
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.687
r_dihedral_angle_4_deg14.236
r_dihedral_angle_3_deg13.21
r_dihedral_angle_1_deg6.306
r_scangle_it3.85
r_scbond_it2.454
r_angle_refined_deg1.607
r_mcangle_it1.512
r_mcbond_it0.848
r_chiral_restr0.112
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.687
r_dihedral_angle_4_deg14.236
r_dihedral_angle_3_deg13.21
r_dihedral_angle_1_deg6.306
r_scangle_it3.85
r_scbond_it2.454
r_angle_refined_deg1.607
r_mcangle_it1.512
r_mcbond_it0.848
r_chiral_restr0.112
r_bond_refined_d0.016
r_gen_planes_refined0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms991
Nucleic Acid Atoms
Solvent Atoms68
Heterogen Atoms5

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
PHASERphasing
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-3000data reduction
HKL-3000data scaling
Cootmodel building
MolProbitymodel building