X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1IEP1IEP.PDB

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION6.5277Buffer: 0.1M imidazole pH 6.5, 0.2M MgCl2, 2%EG, 13.8% PEG4000, VAPOR DIFFUSION, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.4249.08

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 116.219α = 90
b = 146.78β = 127.07
c = 95.812γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2006-08-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X10SA1.0000SLSX10SA

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
11.9552.9395.70.04116.33.258930389303-3
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)
11.952.0478.90.2812.851.989031

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 REPLACEMENTTHROUGHOUT1IEP.PDB1.9552.9384760446196.640.172030.169490.2204RANDOM28.453
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]
0.74-0.83-0.42-1.32
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.221
r_dihedral_angle_4_deg19.139
r_dihedral_angle_3_deg15.672
r_dihedral_angle_1_deg6.574
r_scangle_it5.424
r_scbond_it3.493
r_mcangle_it2.216
r_angle_refined_deg1.877
r_mcbond_it1.254
r_chiral_restr0.147
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.221
r_dihedral_angle_4_deg19.139
r_dihedral_angle_3_deg15.672
r_dihedral_angle_1_deg6.574
r_scangle_it5.424
r_scbond_it3.493
r_mcangle_it2.216
r_angle_refined_deg1.877
r_mcbond_it1.254
r_chiral_restr0.147
r_bond_refined_d0.024
r_gen_planes_refined0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8604
Nucleic Acid Atoms
Solvent Atoms727
Heterogen Atoms232

Software

Software
Software NamePurpose
MOLREPphasing
REFMACrefinement
XDSdata reduction
XSCALEdata scaling