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catalytic domain of intron endonuclease I-TevI, E75A mutant
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1LN0 pdb entry 1LN0
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 283 1.6 M sodium citrate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 283K
Crystal Properties Matthews coefficient Solvent content 2.39 48.48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 28.36 α = 90 b = 39.43 β = 90 c = 97.42 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 BRANDEIS - B1.2 2002-07-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C 1.00 NSLS X12C
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 1.6 50 99.7 0.034 84 9 15342 15342 -3 16.7
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) 1.6 1.65 98.3 0.092 12 6.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (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 pdb entry 1LN0 1.6 36.55 15342 15030 1522 99.6 0.197 0.1966 0.216 0.2153 RANDOM 16.6
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] -3.29 5.08 -1.8
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.7 c_scangle_it 3.21 c_scbond_it 2.57 c_mcangle_it 1.58 c_angle_deg 1.3 c_mcbond_it 1.06 c_improper_angle_d 0.67 c_bond_d 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 804 Nucleic Acid Atoms Solvent Atoms 189 Heterogen Atoms 16
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling CNS refinement HKL-2000 data reduction CNS phasing