4QHG

Crystal structure of Methanocaldococcus jannaschii dimeric selecase


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP6.52930.1M sodium cacodylate, 30%(v/v) 2-methyl-2,4-pentanediol, 3%(w/v) polyethylene glycol 8,000, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.3246.89

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 43.53α = 90
b = 43.53β = 90
c = 128.13γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2013-02-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALBA BEAMLINE XALOC0.9795ALBAXALOC

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
12.243.599.50.06123.46813681341.7
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)
12.243.599.50.06123.46813

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 4JIX2.241.26765676548399.50.2190.2190.2190.242RANDOM51.22
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]
-5.7003-5.700311.4005
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion3.72
t_omega_torsion2.57
t_angle_deg0.99
t_bond_d0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_chiral_improper_torsion
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion3.72
t_omega_torsion2.57
t_angle_deg0.99
t_bond_d0.01
t_dihedral_angle_d
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_chiral_improper_torsion
t_sum_occupancies
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms907
Nucleic Acid Atoms
Solvent Atoms33
Heterogen Atoms13

Software

Software
Software NamePurpose
PHASERphasing
BUSTERrefinement
XDSdata reduction
XSCALEdata scaling