3IIN

Plasticity of the kink turn structural motif


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.8298MPD, Sodium Cacodylate, Magnesium Acetate, Potassium Acetate, Cobalt Hexamine, pH 6.8, vapor diffusion, hanging drop, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
4.5572.94

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 109.826α = 90
b = 109.826β = 90
c = 250.218γ = 90
Symmetry
Space GroupP 41 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42008-06-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X26C0.9783NSLSX26C

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
14.185099.40.1018.76.311924
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)
4.184.351000.7896.41164

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 1U6B4.18501171155897.890.2920.290.323RANDOM134.936
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]
-0.03-0.030.07
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.048
r_dihedral_angle_3_deg14.241
r_dihedral_angle_4_deg9.173
r_dihedral_angle_1_deg3.302
r_angle_refined_deg0.902
r_metal_ion_refined0.304
r_nbtor_refined0.27
r_nbd_refined0.135
r_symmetry_vdw_refined0.122
r_xyhbond_nbd_refined0.109
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.048
r_dihedral_angle_3_deg14.241
r_dihedral_angle_4_deg9.173
r_dihedral_angle_1_deg3.302
r_angle_refined_deg0.902
r_metal_ion_refined0.304
r_nbtor_refined0.27
r_nbd_refined0.135
r_symmetry_vdw_refined0.122
r_xyhbond_nbd_refined0.109
r_symmetry_hbond_refined0.064
r_chiral_restr0.041
r_bond_refined_d0.005
r_gen_planes_refined0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms775
Nucleic Acid Atoms4765
Solvent Atoms1
Heterogen Atoms18

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction