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RNASE T1 VARIANT WITH ALTERED GUANINE BINDING SEGMENT
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RNT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.7 HANGING DROP CONTAINING 2.5 MG/ML RNASE T1, 2.5 MG/ML 2GMP, 15% PEG
MONOMETHYLETHER 5000, 50 MM TRIS/HCL (PH7.7), 50 MM MGCL2, 50 MM CACL2
AGAINST 30 % PEG MONOMETHYLETHER 5000, 100 MM TRIS/HCL
(PH7.7), 100 MM MGCL2, 100 MM CACL2
Crystal Properties Matthews coefficient Solvent content 2.31 36
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 39.82 α = 90 b = 48.85 β = 90 c = 158.77 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 298 IMAGE PLATE MARRESEARCH 1998-08-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ELLIOTT GX-21
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.3 35.6 97.7 0.115 9.04 3.14 14434 32.8
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.3 2.38 98.1 0.396 2.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 1RNT 2.3 35.6 14131 812 97.8 0.198 0.1979 0.241 0.2409 RANDOM 34.5
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 x_scangle_it 3.678 x_mcangle_it 2.669 x_scbond_it 2.537 x_mcbond_it 1.682 x_angle_deg 1.2 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na
RMS Deviations Key Refinement Restraint Deviation x_scangle_it 3.678 x_mcangle_it 2.669 x_scbond_it 2.537 x_mcbond_it 1.682 x_angle_deg 1.2 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2355 Nucleic Acid Atoms Solvent Atoms 144 Heterogen Atoms 53
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling AMoRE phasing CNS refinement