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Human carbonic anhydrase II in complex with bicarbonate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2CBA PDB ENTRY 2CBA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 2.4 M (NH4)2SO4. 0.1 M TRIS PH 8.5
Crystal Properties Matthews coefficient Solvent content 2.13 42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.667 α = 90 b = 41.653 β = 104.79 c = 72.91 γ = 90
Symmetry Space Group P 1 21 1
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 MARRESEARCH MIRROR M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ELETTRA BEAMLINE 5.2R ELETTRA 5.2R
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 1.66 28.99 87.7 0.07 2.8 29567
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 1.66 1.73 78.2 0.28 2.6
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2CBA 1.66 70.71 24595 1326 87.6 0.171 0.168 0.1755 0.213 0.2187 RANDOM 13.64
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] 0.4 0.05 -0.51 0.14
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.928 r_dihedral_angle_4_deg 20.692 r_dihedral_angle_3_deg 13.109 r_dihedral_angle_1_deg 6.55 r_scangle_it 3.69 r_scbond_it 2.573 r_mcangle_it 1.614 r_angle_refined_deg 1.587 r_mcbond_it 1.35 r_angle_other_deg 0.949
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.928 r_dihedral_angle_4_deg 20.692 r_dihedral_angle_3_deg 13.109 r_dihedral_angle_1_deg 6.55 r_scangle_it 3.69 r_scbond_it 2.573 r_mcangle_it 1.614 r_angle_refined_deg 1.587 r_mcbond_it 1.35 r_angle_other_deg 0.949 r_symmetry_vdw_other 0.212 r_symmetry_vdw_refined 0.211 r_nbd_refined 0.194 r_nbd_other 0.194 r_nbtor_refined 0.176 r_xyhbond_nbd_refined 0.171 r_symmetry_hbond_refined 0.147 r_chiral_restr 0.098 r_nbtor_other 0.085 r_bond_refined_d 0.017 r_gen_planes_refined 0.008 r_gen_planes_other 0.002 r_bond_other_d 0.001 r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2059 Nucleic Acid Atoms Solvent Atoms 303 Heterogen Atoms 30
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling