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Crystal Structure of Abrin A chain (Recombinant) at 1.3 Angstroms
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ABR
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 6.5 295.15 0.2M Magnesium Chloride, 20% PEG 8K, pH 6.5
Crystal Properties Matthews coefficient Solvent content 2.3 42.18
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.66 α = 90 b = 73.82 β = 90 c = 82.19 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 MARMOSAIC 225 mm CCD 2014-04-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.97625 ESRF BM14
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) 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 1.3 27.63 91.7 0.046 0.05 0.019 1 18.3 7 57887 13.96
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.3 1.32 99.1 0.901 0.974 0.365 0.832 6.7
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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1ABR 1.3 27.198 1.34 57769 2916 91.57 0.1573 0.1562 0.1666 0.1792 0.1883 RANDOM 21.3698
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 16.422 f_angle_d 0.759 f_chiral_restr 0.069 f_bond_d 0.005 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1898 Nucleic Acid Atoms Solvent Atoms 275 Heterogen Atoms 5
Software Software Software Name Purpose PHENIX refinement Aimless data scaling PDB_EXTRACT data extraction MOSFLM data reduction PHASER phasing