4K8W

An arm-swapped dimer of the S. pyogenes pilin specific assembly factor SipA


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP829115 % ethanol, 0.10 M Tris.Cl pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
3.2361.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 53.285α = 90
b = 53.285β = 90
c = 131.749γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110IMAGE PLATEMAR scanner 345 mm plateosmic mirrors2009-08-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.54179

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
11.6719.311000.04312.335.3229232292319.9
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)
11.671.7696.90.26213.330.23178

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONSADTHROUGHOUT1.6719.312167021670118399.380.186620.186620.185160.2146RANDOM20.118
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]
0.780.78-1.57
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.752
r_dihedral_angle_4_deg15.669
r_dihedral_angle_3_deg11.242
r_dihedral_angle_1_deg8.052
r_angle_refined_deg1.351
r_chiral_restr0.121
r_gen_planes_refined0.019
r_bond_refined_d0.01
r_bond_other_d
r_angle_other_deg
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.752
r_dihedral_angle_4_deg15.669
r_dihedral_angle_3_deg11.242
r_dihedral_angle_1_deg8.052
r_angle_refined_deg1.351
r_chiral_restr0.121
r_gen_planes_refined0.019
r_bond_refined_d0.01
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_it
r_mcbond_other
r_mcangle_it
r_scbond_it
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms940
Nucleic Acid Atoms
Solvent Atoms102
Heterogen Atoms17

Software

Software
Software NamePurpose
MAR345dtbdata collection
SHELXSphasing
REFMACrefinement
XDSdata reduction
SCALAdata scaling