X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1AQKPDB ENTRY 1AQK

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
190.9 MM PCTP BUFFER PH 4.0, 9.1 MM PCTP BUFFER PH 9.5, 100 MM AMMONIUM SULPHATE, 14% W/V PEG3350
Crystal Properties
Matthews coefficientSolvent content
2.6854

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 98.473α = 90
b = 66.708β = 91.65
c = 203.79γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDTOROIDAL MIRROR2007-04-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID29ESRFID29

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
12.63102.11000.1311.7779235
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)
12.632.771000.463.76.9

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 1AQK2.63204.1275243397699.90.2150.2130.264RANDOM19.75
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]
1.49-1.72-1.56-0.03
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.263
r_dihedral_angle_4_deg22.308
r_dihedral_angle_3_deg19.628
r_dihedral_angle_1_deg6.672
r_scangle_it1.394
r_angle_refined_deg1.361
r_scbond_it0.888
r_mcangle_it0.644
r_mcbond_it0.355
r_chiral_restr0.089
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.263
r_dihedral_angle_4_deg22.308
r_dihedral_angle_3_deg19.628
r_dihedral_angle_1_deg6.672
r_scangle_it1.394
r_angle_refined_deg1.361
r_scbond_it0.888
r_mcangle_it0.644
r_mcbond_it0.355
r_chiral_restr0.089
r_bond_refined_d0.011
r_gen_planes_refined0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_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 Atoms15395
Nucleic Acid Atoms
Solvent Atoms214
Heterogen Atoms60

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
MOLREPphasing