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Crystal structure of cpSRP43 chromodomains 2 and 3 in complex with the Alb3 tail
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3DXB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 291 20% PEG 3350, 0.2 M Ca(OAc)2
Crystal Properties Matthews coefficient Solvent content 2.44 49.69
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 79.592 α = 90 b = 163.668 β = 90 c = 37.43 γ = 90
Symmetry Space Group P 21 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2014-04-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 0.992 ESRF ID29
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.8 45 99.9 0.24 6.7 5.5 12743
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.8 45 0.93
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 3dxb 2.8 45 1.36 12501 619 98.18 0.2517 0.2495 0.2526 0.2915 0.2992 71.57
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.121 f_angle_d 0.73 f_chiral_restr 0.025 f_bond_d 0.003 f_plane_restr 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3490 Nucleic Acid Atoms Solvent Atoms 41 Heterogen Atoms 14
Software Software Software Name Purpose PHENIX refinement PDB_EXTRACT data extraction XDS data reduction Aimless data scaling MOLREP phasing