X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1N4Qpdb entry 1N4Q

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.32911.3 M ammonium sulfate, 175 mM NaCitrate pH 6.5, 100 mM MES pH 6.3, 20 mM DTT, 1uM ZnCl2, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
5.577.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 270.359α = 90
b = 266.551β = 131.58
c = 184.818γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmElliptically bent mirror/sagittal focusing second monochromator crystal2002-11-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0722APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.73094.50.0812.92.9263097249550-0.5-0.555.8
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.72.889.70.2922.523554

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)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 1N4Q2.729.94-0.52668712425581215790.90.1930.1930.1930.212RANDOM61.3
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]
-4.58-4.099.51-4.93
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.1
c_scangle_it3.19
c_mcangle_it2.15
c_scbond_it2.03
c_mcbond_it1.25
c_angle_deg1.2
c_improper_angle_d0.8
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d20.1
c_scangle_it3.19
c_mcangle_it2.15
c_scbond_it2.03
c_mcbond_it1.25
c_angle_deg1.2
c_improper_angle_d0.8
c_bond_d0.007
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms32446
Nucleic Acid Atoms
Solvent Atoms822
Heterogen Atoms195

Software

Software
Software NamePurpose
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling
CNSphasing