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The Crystal Structure of Apo Domain-Swapped Dimer F57:H:H:H:H:H:H:R58 Mutant of HCRBPII with Histidine Insertion in the Hinge Loop Region at 2.5 Angstrom Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2RCQ 2RCQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 298 PEG 4000, sodium acetate, ammonium acetate
Crystal Properties Matthews coefficient Solvent content 2.3 46.53
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 35.797 α = 90 b = 76.582 β = 90 c = 110.525 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD RAYONIX MX-300 2020-03-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-D 0.97633 APS 21-ID-D
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) 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 2.52 38.29 99.2 0.09 0.122 13.76 5.6 10638 36.69
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.54 2.58 98.5 0.458 0.541 2.07 4.9
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 2RCQ 2.52 38.29 1.36 10637 1064 98.52 0.1826 0.1763 0.1759 0.2377 0.2387 37.72
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 20.6251 f_angle_d 1.0065 f_chiral_restr 0.0577 f_bond_d 0.0082 f_plane_restr 0.0059
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2310 Nucleic Acid Atoms Solvent Atoms 38 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling PHASER phasing