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Human Carbonic Anhydrase II in complex with (2S,3S,4S,5R,6R)-3,4,5-trihydroxy-6-(4-(((2-oxo-4-(trifluoromethyl)-2H-chromen-7-yl)oxy)methyl)-1H-1,2,3-triazol-1-yl)-N-(4-sulfamoylphenyl)tetrahydro-2H-pyran-2-carboxamide
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4FIK
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 296 1.5 M sodium citrate, 0.1 M Tris pH 8.0
Crystal Properties Matthews coefficient Solvent content 2.07 40.66
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.355 α = 90 b = 41.128 β = 104.525 c = 72.006 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 EIGER2 S 9M 2025-10-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID30B 0.87313 ESRF ID30B
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 1.51 41 96.9 0.048 0.068 0.998 10.5 2.2 36614
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 1.51 1.54 96.2 0.391 0.552 0.779 2.2 2.1
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 (All) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT NONE 1.51 41 36602 1689 96.489 0.151 0.1491 0.163 0.179 0.187 18.095
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] -0.421 0.159 -0.245 0.515
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.672 r_dihedral_angle_4_deg 24.667 r_dihedral_angle_3_deg 13.079 r_dihedral_angle_1_deg 7.398 r_lrange_it 5.458 r_lrange_other 5.457 r_scangle_it 4.601 r_scangle_other 4.599 r_scbond_it 3.022 r_scbond_other 3.021
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.672 r_dihedral_angle_4_deg 24.667 r_dihedral_angle_3_deg 13.079 r_dihedral_angle_1_deg 7.398 r_lrange_it 5.458 r_lrange_other 5.457 r_scangle_it 4.601 r_scangle_other 4.599 r_scbond_it 3.022 r_scbond_other 3.021 r_mcangle_it 2.366 r_mcangle_other 2.366 r_angle_refined_deg 1.91 r_mcbond_it 1.639 r_mcbond_other 1.637 r_angle_other_deg 1.512 r_nbd_refined 0.231 r_symmetry_nbd_refined 0.229 r_symmetry_xyhbond_nbd_refined 0.202 r_symmetry_nbd_other 0.199 r_nbd_other 0.18 r_nbtor_refined 0.177 r_xyhbond_nbd_refined 0.155 r_chiral_restr 0.103 r_symmetry_nbtor_other 0.088 r_metal_ion_refined 0.086 r_bond_refined_d 0.013 r_gen_planes_refined 0.011 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2056 Nucleic Acid Atoms Solvent Atoms 227 Heterogen Atoms 55
Software Software Software Name Purpose REFMAC refinement XDS data reduction Aimless data scaling REFMAC phasing