X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1ERTPDB Entry 1ERT

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.52900.1M MOPS, 20mM 2-ME, 68% ammonium sulfate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties
Matthews coefficientSolvent content
2.2946.2

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.906α = 90
b = 48.611β = 116.76
c = 55.294γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2007-06-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.0APS22-ID

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
11.55095.90.06218.73.5351632
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)
1.51.5569.10.3471.92534

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 DIFFRACTIONTHROUGHOUTPDB Entry 1ERT1.549.3935147175295.740.2250.2230.249RANDOM18.605
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]
-0.17-0.1-0.080.15
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.35
r_dihedral_angle_3_deg12.303
r_dihedral_angle_1_deg5.077
r_scangle_it4.002
r_scbond_it2.735
r_mcangle_it1.847
r_angle_refined_deg1.302
r_mcbond_it1.107
r_nbtor_refined0.312
r_nbd_refined0.208
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.35
r_dihedral_angle_3_deg12.303
r_dihedral_angle_1_deg5.077
r_scangle_it4.002
r_scbond_it2.735
r_mcangle_it1.847
r_angle_refined_deg1.302
r_mcbond_it1.107
r_nbtor_refined0.312
r_nbd_refined0.208
r_symmetry_vdw_refined0.183
r_xyhbond_nbd_refined0.15
r_symmetry_hbond_refined0.104
r_chiral_restr0.078
r_bond_refined_d0.011
r_gen_planes_refined0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1721
Nucleic Acid Atoms
Solvent Atoms145
Heterogen Atoms10

Software

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