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Human Carbonic Anhydrase II in complex with biguanide derivative inhibitor 1-carbamimidamido-N-[2-(4-sulfamoylphenyl)ethyl]methanimidamide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3HS4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 296 1.5 M sodium citrate, 20 mM Tris-HCl
Crystal Properties Matthews coefficient Solvent content 2.09 41.28
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.43 α = 90 b = 41.26 β = 104.72 c = 72.47 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 PIXEL DECTRIS PILATUS 6M 2024-05-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ELETTRA BEAMLINE 11.2C 0.9718 ELETTRA 11.2C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) 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 1.4 35.56 90.3 0.04 0.044 0.999 24.2 6.2 43258
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.4 1.42 0.2 0.216 0.981 8.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 FOURIER SYNTHESIS THROUGHOUT 1.4 35.56 41121 2136 90.04 0.10153 0.09962 0.1254 0.13813 0.1493 RANDOM 12.947
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] -0.42 -0.31 0.35 0.2
RMS Deviations Key Refinement Restraint Deviation r_long_range_B_refined 16.747 r_long_range_B_other 14.207 r_dihedral_angle_3_deg 11.802 r_scangle_other 8.193 r_dihedral_angle_2_deg 7.391 r_dihedral_angle_1_deg 7.004 r_scbond_it 5.809 r_scbond_other 5.807 r_mcangle_other 5.616 r_mcangle_it 5.606
RMS Deviations Key Refinement Restraint Deviation r_long_range_B_refined 16.747 r_long_range_B_other 14.207 r_dihedral_angle_3_deg 11.802 r_scangle_other 8.193 r_dihedral_angle_2_deg 7.391 r_dihedral_angle_1_deg 7.004 r_scbond_it 5.809 r_scbond_other 5.807 r_mcangle_other 5.616 r_mcangle_it 5.606 r_mcbond_it 3.884 r_mcbond_other 3.827 r_rigid_bond_restr 3.752 r_angle_refined_deg 1.926 r_angle_other_deg 0.715 r_chiral_restr 0.111 r_bond_refined_d 0.011 r_gen_planes_refined 0.011 r_gen_planes_other 0.003 r_bond_other_d 0.001 r_dihedral_angle_4_deg r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2102 Nucleic Acid Atoms Solvent Atoms 422 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement XSCALE data scaling XDS data reduction REFMAC phasing