X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1ICIPDB Entry: 1ICI

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP2980.5M (NH4)2SO4, 4% PPG, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.5665.47

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 133.107α = 90
b = 133.107β = 90
c = 133.107γ = 90
Symmetry
Space GroupP 4 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298CCD2003-12-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4A1.0NSLSX4A

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
11.945099.90.078183791332
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)
11.81.851000.3710

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: 1ICI1.8129.1335987188999.760.030.187670.186330.21253RANDOM24.136
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]
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.897
r_scangle_it5.302
r_scbond_it3.277
r_mcangle_it1.992
r_angle_refined_deg1.753
r_mcbond_it1.09
r_angle_other_deg0.91
r_symmetry_vdw_other0.35
r_symmetry_hbond_refined0.255
r_nbd_other0.245
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.897
r_scangle_it5.302
r_scbond_it3.277
r_mcangle_it1.992
r_angle_refined_deg1.753
r_mcbond_it1.09
r_angle_other_deg0.91
r_symmetry_vdw_other0.35
r_symmetry_hbond_refined0.255
r_nbd_other0.245
r_xyhbond_nbd_refined0.23
r_nbd_refined0.218
r_symmetry_vdw_refined0.109
r_chiral_restr0.107
r_nbtor_other0.087
r_bond_refined_d0.02
r_gen_planes_refined0.007
r_gen_planes_other0.003
r_bond_other_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1921
Nucleic Acid Atoms
Solvent Atoms208
Heterogen Atoms30

Software

Software
Software NamePurpose
REFMACrefinement
ADSCdata collection
SCALEPACKdata scaling
CNSphasing