X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8HANGING-DROP VAPOR-DIFFUSION TECHNIQUE, 5 MICROLITRES OF RESERVOIR SOLUTION [35% (V/V) PEG 3350, 200 MM MG(NO3)2, 200 MM NAI AND 2 MM DITHIOTHREITOL] WERE MIXED WITH 5 MICROLITRES OF PROTEIN SOLUTION (10 MG/ML IN 10 MM TRIS-HCL PH 7.8, 15 % GLYCEROL), 1 MICROLITRE 100 MM CACL2 AND 1 MICROLITRE 20 MM S-HEXYLGLUTATHIONE
Crystal Properties
Matthews coefficientSolvent content
2.2244.19

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 54.499α = 90
b = 109.683β = 90
c = 171.048γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2004-09-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-1ESRFID14-1

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
11.853090.50.07151.8821352.328
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)
11.851.982.50.572.31.7

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 2C3N1.8528.9882135432897.80.2240.2230.252RANDOM32.1
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]
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.956
r_dihedral_angle_4_deg12.529
r_dihedral_angle_3_deg11.935
r_dihedral_angle_1_deg3.693
r_scangle_it3.564
r_scbond_it2.209
r_angle_refined_deg1.779
r_mcangle_it1.278
r_mcbond_it0.728
r_nbtor_refined0.285
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.956
r_dihedral_angle_4_deg12.529
r_dihedral_angle_3_deg11.935
r_dihedral_angle_1_deg3.693
r_scangle_it3.564
r_scbond_it2.209
r_angle_refined_deg1.779
r_mcangle_it1.278
r_mcbond_it0.728
r_nbtor_refined0.285
r_symmetry_hbond_refined0.213
r_xyhbond_nbd_refined0.146
r_nbd_refined0.143
r_symmetry_vdw_refined0.108
r_chiral_restr0.028
r_bond_refined_d0.016
r_gen_planes_refined0.008
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7676
Nucleic Acid Atoms
Solvent Atoms409
Heterogen Atoms135

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing