3OOL

I-SceI complexed with C/G+4 DNA substrate


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1R7MPDB entry 1R7M

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.7277.15PEG400,CaCl2,NaOAc,DTT, pH 4.7, VAPOR DIFFUSION, HANGING DROP, temperature 277.15K
Crystal Properties
Matthews coefficientSolvent content
2.2645.62

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 129.184α = 90
b = 49.938β = 107.54
c = 63.36γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2009-04-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-B.979APS23-ID-B

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
125084.10.051183.422091
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)
22.0786.90.1742.72247

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 1R7M2.330.791733715880113391.580.3270.24960.24630.294RANDOM43.9129
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]
0.12-0.150.39-0.6
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.034
r_dihedral_angle_3_deg15.887
r_dihedral_angle_4_deg11.23
r_dihedral_angle_1_deg5.381
r_angle_refined_deg1.146
r_scangle_it0.959
r_scbond_it0.591
r_mcangle_it0.491
r_mcbond_it0.262
r_chiral_restr0.062
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.034
r_dihedral_angle_3_deg15.887
r_dihedral_angle_4_deg11.23
r_dihedral_angle_1_deg5.381
r_angle_refined_deg1.146
r_scangle_it0.959
r_scbond_it0.591
r_mcangle_it0.491
r_mcbond_it0.262
r_chiral_restr0.062
r_bond_refined_d0.006
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1854
Nucleic Acid Atoms984
Solvent Atoms36
Heterogen Atoms3

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction
HKL-2000data collection