3KTP

Structural basis of GW182 recognition by poly(A)-binding protein


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8.52952.0 M ammonium sulfate, 0.1 M Tris, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties
Matthew coefficientSolvent content
2.1242.1

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 38.461α = 90
b = 38.461β = 90
c = 136.533γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210mirrors2009-10-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCHESS BEAMLINE A10.9780CHESSA1

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
11.55098.50.05634.19.3164631621611
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)
11.51.5382.70.2943.43.91041

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 1I2T1.537.01164631621685598.540.2210.2210.220750.23067RANDOM16.746
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]
0.30.3-0.6
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg27.582
r_dihedral_angle_4_deg14.53
r_dihedral_angle_3_deg12.328
r_dihedral_angle_1_deg3.446
r_scangle_it1.998
r_scbond_it1.255
r_angle_refined_deg1.005
r_mcangle_it0.75
r_mcbond_it0.536
r_nbtor_refined0.293
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg27.582
r_dihedral_angle_4_deg14.53
r_dihedral_angle_3_deg12.328
r_dihedral_angle_1_deg3.446
r_scangle_it1.998
r_scbond_it1.255
r_angle_refined_deg1.005
r_mcangle_it0.75
r_mcbond_it0.536
r_nbtor_refined0.293
r_nbd_refined0.194
r_symmetry_vdw_refined0.16
r_symmetry_hbond_refined0.117
r_chiral_restr0.06
r_xyhbond_nbd_refined0.058
r_bond_refined_d0.006
r_gen_planes_refined0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms726
Nucleic Acid Atoms
Solvent Atoms73
Heterogen Atoms

Software

Software
Software NamePurpose
ADSCdata collection
PHASERphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling