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Crystal structure of Human Arginase I in complex with inhibitor N(omega)-hydroxy-L-arginine (NOHA), 2.04A Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ZAV PDB ENTRY 2ZAV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 protein 3.5 mg/mL protein, 50 mM bicine (pH 8.5), 2 mM NOHA, 100 mM MnCl2]
precipitant [0.1 M bis-Tris (pH 6.5), 28% PEGMME 2000], VAPOR DIFFUSION, HANGING DROP
Crystal Properties Matthews coefficient Solvent content 2.38 48.38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 90.68 α = 90 b = 90.68 β = 90 c = 69.82 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 315 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C APS 24-ID-C
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 2.04 50 98.6 0.089 28.9 40118
Refinement Statistics Diffraction ID Structure Solution 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 (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT PDB ENTRY 2ZAV 2.04 34.22 39744 1587 0.123 0.123 0.1244 0.174 0.1739
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 c_dihedral_angle_d 22.66 c_angle_deg 1.3 c_improper_angle_d 0.88 c_bond_d c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.66 c_angle_deg 1.3 c_improper_angle_d 0.88 c_bond_d c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4762 Nucleic Acid Atoms Solvent Atoms 272 Heterogen Atoms 30
Software Software Software Name Purpose ADSC data collection PHASER phasing CNS refinement HKL-2000 data reduction SCALEPACK data scaling