X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION6.32911.4 M ammonium sulfate, 0.1 M Bis-Tris, 0.001 M DTT, 1:100 chymotrypsin
Crystal Properties
Matthews coefficientSolvent content
2.2946.27

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 78.015α = 90
b = 78.015β = 90
c = 217.699γ = 120
Symmetry
Space GroupP 65 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2008-06-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-D0.96749APS23-ID-D

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)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
12.342.3899.90.0640.0650.99932.720.67918331-360.91
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.36991.1921.220.8483.4721.482

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-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 2QFZ2.342.381825993099.90.1990.1970.23967.89
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]
-2.2751-2.27514.5502
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion17.89
t_omega_torsion2.63
t_angle_deg0.96
t_bond_d0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion17.89
t_omega_torsion2.63
t_angle_deg0.96
t_bond_d0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_pseud_angle
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2252
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms15

Software

Software
Software NamePurpose
BUSTERrefinement
XDSCONVdata scaling
PDB_EXTRACTdata extraction
XDSdata reduction
PHASERphasing