X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.50.1M TRIS, PH=8.5, 44% MGSO4, pH 8.50
Crystal Properties
Matthews coefficientSolvent content
3.9357.61

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 64.364α = 90
b = 64.364β = 90
c = 84.128γ = 120
Symmetry
Space GroupP 61 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDCHESS1999-10-15MMAD
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X9B0.98000,0.98500NSLSX9B

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
11.923.2399.50.038226.210.58592
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)
11.9299.80.10317.2810.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMADTHROUGHOUT1.923.23859244999.50.21970.21550.2651SHELLS
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]
Coordinate Error
Structure Solution MethodRefinement High ResolutionRefinement Low Resolution
9432.9521.8
RMS Deviations
KeyRefinement Restraint Deviation
s_from_restr_planes0.051
s_angle_d0.048
s_similar_adp_cmpnt0.038
s_zero_chiral_vol0.03
s_bond_d0.013
s_anti_bump_dis_restr0.009
s_similar_dist
s_non_zero_chiral_vol
s_rigid_bond_adp_cmpnt
s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms316
Nucleic Acid Atoms
Solvent Atoms73
Heterogen Atoms136

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
SHELXphasing
DMphasing
SHELXL-97refinement