3GOJ

Barium bound to the Holliday sequence d(CCGGCGCCGG)4


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1P4YPDB entry 1P4Y

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7290BaCl2, MPD, NaCacodylate , pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.2745.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 65.243α = 90
b = 24.241β = 110.17
c = 37.281γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDOXFORD SAPPHIRE CCDmultilayer opticsMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEOXFORD DIFFRACTION ENHANCE ULTRA1.5418

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
12.60115.61598.60.0582.8177217571121.448
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)
2.6012.66898.60.1932.182.46667

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 1P4Y2.615.615175717577498.60.2410.2410.2360.347RANDOM21.444
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]
-2.920.453.29-0.07
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it2.324
r_angle_refined_deg1.903
r_scbond_it1.533
r_metal_ion_refined0.351
r_nbtor_refined0.333
r_symmetry_metal_ion_refined0.321
r_xyhbond_nbd_refined0.272
r_symmetry_hbond_refined0.24
r_nbd_refined0.218
r_symmetry_vdw_refined0.168
RMS Deviations
KeyRefinement Restraint Deviation
r_scangle_it2.324
r_angle_refined_deg1.903
r_scbond_it1.533
r_metal_ion_refined0.351
r_nbtor_refined0.333
r_symmetry_metal_ion_refined0.321
r_xyhbond_nbd_refined0.272
r_symmetry_hbond_refined0.24
r_nbd_refined0.218
r_symmetry_vdw_refined0.168
r_chiral_restr0.068
r_bond_refined_d0.009
r_gen_planes_refined0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms
Nucleic Acid Atoms404
Solvent Atoms23
Heterogen Atoms4

Software

Software
Software NamePurpose
REFMACrefinement
PDB_EXTRACTdata extraction
CrysalisProdata collection
CrysalisProdata reduction
CrysalisProdata scaling
MOLREPphasing