X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1AXNPDB ENTRY 1AXN

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
150MM CACODYLATE PH=6, 10MM CACL2, 45% (W/V) AMMONIUM SULPHATE
Crystal Properties
Matthews coefficientSolvent content
2.754.14

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 50.761α = 90
b = 65.581β = 100.7
c = 59.229γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray290IMAGE PLATEMAR scanner 345 mm plateMULTILAYER MIRROR2000-02-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONLURE BEAMLINE DW32LUREDW32

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
12.12498.50.0621.7422712
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)
12.12.1897.90.315.524

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 1AXN1.9923.3124304130497.90.1770.1750.218RANDOM22.7
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_deg5.487
r_scangle_it3.94
r_scbond_it2.207
r_mcangle_it1.488
r_angle_refined_deg1.14
r_angle_other_deg0.788
r_mcbond_it0.746
r_symmetry_hbond_refined0.301
r_nbd_other0.222
r_nbd_refined0.205
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_1_deg5.487
r_scangle_it3.94
r_scbond_it2.207
r_mcangle_it1.488
r_angle_refined_deg1.14
r_angle_other_deg0.788
r_mcbond_it0.746
r_symmetry_hbond_refined0.301
r_nbd_other0.222
r_nbd_refined0.205
r_symmetry_vdw_other0.203
r_xyhbond_nbd_refined0.176
r_symmetry_vdw_refined0.168
r_nbtor_other0.085
r_chiral_restr0.066
r_metal_ion_refined0.066
r_bond_refined_d0.01
r_gen_planes_refined0.004
r_gen_planes_other0.003
r_bond_other_d0.002
r_dihedral_angle_2_deg
r_dihedral_angle_3_deg
r_dihedral_angle_4_deg
r_nbtor_refined
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2445
Nucleic Acid Atoms
Solvent Atoms114
Heterogen Atoms1

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing