X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1TWSPDB entry 1tws

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP9291Lithium Sulfate, Tris, pH 9, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
358.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 98.239α = 90
b = 98.239β = 90
c = 262.61γ = 120
Symmetry
Space GroupP 62 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmmirrors2004-04-13MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
12.5501000.05942.712.92626926269-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.52.5981.70.2973.77.726269

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 1tws2.550-32484724847131196.670.212670.212670.210570.25355RANDOM21.887
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]
4.62.34.6-6.91
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.825
r_scangle_it3.774
r_angle_other_deg3.69
r_scbond_it2.24
r_angle_refined_deg2.119
r_mcangle_it1.452
r_mcbond_it0.741
r_symmetry_vdw_refined0.38
r_symmetry_hbond_refined0.339
r_nbd_other0.287
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.825
r_scangle_it3.774
r_angle_other_deg3.69
r_scbond_it2.24
r_angle_refined_deg2.119
r_mcangle_it1.452
r_mcbond_it0.741
r_symmetry_vdw_refined0.38
r_symmetry_hbond_refined0.339
r_nbd_other0.287
r_symmetry_vdw_other0.275
r_nbd_refined0.256
r_xyhbond_nbd_refined0.198
r_nbtor_other0.112
r_chiral_restr0.086
r_bond_refined_d0.02
r_gen_planes_refined0.006
r_gen_planes_other0.006
r_bond_other_d
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4074
Nucleic Acid Atoms
Solvent Atoms162
Heterogen Atoms83

Software

Software
Software NamePurpose
REFMACrefinement
MAR345data collection
SCALEPACKdata scaling
CNSphasing