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Thermostable variant of human carbonic anhydrase with tetrazine 2.0 at site 186 reacted with sTCO in crystallo
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1CA2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 278 0.2 M AMMONIUM SULFATE, 30% PEG 4000,
VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 278K
Crystal Properties Matthews coefficient Solvent content 2.5 50.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.33 α = 90 b = 93.86 β = 90 c = 100.38 γ = 90
Symmetry Space Group P 21 21 21
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 315r 2015-10-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.3 0.976 ALS 5.0.3
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) 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 1.6 65.33 100 1 15.2 14 82090
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.6 1.63 100 0.32 0.8
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1CA2 1.6 54.76 1.34 82005 4139 100 0.165 0.164 0.1644 0.193 0.1929
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 12.582 f_angle_d 1.052 f_chiral_restr 0.064 f_bond_d 0.019 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4108 Nucleic Acid Atoms Solvent Atoms 630 Heterogen Atoms 61
Software Software Software Name Purpose iMOSFLM data reduction Aimless data scaling PHENIX phasing PHENIX refinement