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X-ray structure of rat arginase I-T135A mutant: the complex with BEC
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RLA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP drops containing 3 microL of protein solution [5 mg/mL protein, 50 mM bicine (pH 8.5), 2 mM BEC, 2 mM MnCl2] and 3 microL of precipitant solution [0.1 M CHES (pH 9.5), 20% PEG 8000] were equilibrated over a 1 mL reservoir of precipitant solution. , VAPOR DIFFUSION, HANGING DROP
Crystal Properties Matthews coefficient Solvent content 2.12 41.99
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 87.505 α = 90 b = 87.505 β = 90 c = 100.696 γ = 120
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 ADSC QUANTUM 210 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F2 CHESS F2
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 2.15 50 98.8 0.107 10.2 3.1 46355 46355
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 2.15 2.25 91.2 0.356 2.1 3.1 4254
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-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1RLA 2.15 50 44988 4521 95.9 0.216 0.216 0.2157 0.274 RANDOM 23.3
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] -4.67 -4.67 9.35
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_scangle_it 2.51 c_mcangle_it 1.92 c_scbond_it 1.84 c_angle_deg 1.4 c_mcbond_it 1.24 c_improper_angle_d 0.91 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7026 Nucleic Acid Atoms Solvent Atoms 339 Heterogen Atoms 45
Software Software Software Name Purpose CNS refinement ADSC data collection