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Crystal Structure of Human Carbonic Anhydrase II In-complex with Levosulpiride at 2.96 A Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3KS3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.4 293 Crystallization solution was comprised of Tris-HCl buffer (50 mM, pH=7.4), and 2.9 M ammonium sulfate. Crystallization drop was comprised of hCA-II, Acetohexamide and reservoir buffer.
Crystal Properties Matthews coefficient Solvent content 2.12 42.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.323 α = 90 b = 41.774 β = 104.17 c = 71.729 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 Bruker PHOTON II 2023-02-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE BRUKER D8 QUEST 1.5406
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.96 19.96 99.6 0.411 0.74 18.2 3.3 5191
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.96 3.14 0.524 0.707
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 3KS3 2.96 19.95 1.34 5181 254 99.77 0.2191 0.2176 0.2149 0.2482 0.2473 RANDOM
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 f_dihedral_angle_d 15.994 f_angle_d 1.293 f_chiral_restr 0.074 f_bond_d 0.01 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2049 Nucleic Acid Atoms Solvent Atoms 45 Heterogen Atoms 40
Software Software Software Name Purpose PHENIX refinement PROTEUM PLUS data reduction Aimless data scaling MOLREP phasing