X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1GXAPDB ENTRY 1GXA

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.60.2M SODIUM CITRATE, 0.1M SODIUM POTASSIUM TARTRATE, 2.0M AMMONIUM SULPHATE, PH 5.6
Crystal Properties
Matthews coefficientSolvent content
2.1542.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 37.148α = 69.75
b = 49.031β = 69.08
c = 49.053γ = 77.56
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2000-11-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSRS BEAMLINE PX14.2SRSPX14.2

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
11.121592.30.059.441160593
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)
11.121.1489.41.233.7

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1GXA1.1214.7101671536492.230.140780.139260.16942RANDOM16.567
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]
0.51-0.090.920.650.48-0.56
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.777
r_sphericity_free31.918
r_dihedral_angle_4_deg21.06
r_sphericity_bonded16.214
r_dihedral_angle_3_deg14.631
r_rigid_bond_restr13.675
r_dihedral_angle_1_deg6.349
r_angle_refined_deg1.926
r_angle_other_deg1.478
r_chiral_restr0.332
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.777
r_sphericity_free31.918
r_dihedral_angle_4_deg21.06
r_sphericity_bonded16.214
r_dihedral_angle_3_deg14.631
r_rigid_bond_restr13.675
r_dihedral_angle_1_deg6.349
r_angle_refined_deg1.926
r_angle_other_deg1.478
r_chiral_restr0.332
r_gen_planes_refined0.014
r_bond_refined_d0.01
r_gen_planes_other0.002
r_bond_other_d0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2542
Nucleic Acid Atoms
Solvent Atoms476
Heterogen Atoms47

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALAdata scaling
MOLREPphasing