X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2A74pdb entry 2A74

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7293PEG-MME 2000, KBr, Tris, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.5451.49

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.809α = 90
b = 124.754β = 95.08
c = 127.367γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152005-07-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-11.07230ESRFID23-1

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
12.43396.40.06713.43104399100641-999-3.749.9
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)
12.42.53980.4352.42.914898

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 2A742.4339543995439500596.260.2160.2160.213020.28093RANDOM46.14
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]
4.09-1.15-2.76-1.53
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.764
r_dihedral_angle_4_deg21.101
r_dihedral_angle_3_deg18.176
r_dihedral_angle_1_deg7.187
r_scangle_it2.029
r_angle_refined_deg1.408
r_scbond_it1.216
r_mcangle_it0.834
r_mcbond_it0.44
r_nbtor_refined0.302
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.764
r_dihedral_angle_4_deg21.101
r_dihedral_angle_3_deg18.176
r_dihedral_angle_1_deg7.187
r_scangle_it2.029
r_angle_refined_deg1.408
r_scbond_it1.216
r_mcangle_it0.834
r_mcbond_it0.44
r_nbtor_refined0.302
r_symmetry_vdw_refined0.206
r_nbd_refined0.201
r_symmetry_hbond_refined0.182
r_xyhbond_nbd_refined0.15
r_metal_ion_refined0.122
r_chiral_restr0.091
r_bond_refined_d0.011
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms17808
Nucleic Acid Atoms
Solvent Atoms471
Heterogen Atoms201

Software

Software
Software NamePurpose
REFMACrefinement
DNAdata collection
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing