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Crystal Structure of F65A/Y131C Carbonic Anhydrase V, covalently modified with 4-chloromethylimidazole
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DMX PDB ENTRY 1DMX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.7 293 PEG 8000, sodium acetate, DTT, sucrose monolaurate, MES, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.61 52.45
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 99.299 α = 90 b = 66.703 β = 105.7 c = 92.563 γ = 90
Symmetry Space Group C 1 2 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 ADSC QUANTUM 4 mirrors 2001-04-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12B 0.9796 NSLS X12B
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 1.85 25 97.6 0.051 13.1 3 46338 -3 16.5
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) 1.85 1.92 96.4 0.217 3 3 4557
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 1DMX 1.88 24.56 45225 1808 94.4 0.185 0.185 0.1854 0.217 0.2166 RANDOM 18
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] -0.38 -1.16 -3.52 3.9
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 24.9 c_scangle_it 2.63 c_mcangle_it 1.86 c_scbond_it 1.85 c_angle_deg 1.4 c_mcbond_it 1.25 c_improper_angle_d 0.81 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3804 Nucleic Acid Atoms Solvent Atoms 481 Heterogen Atoms 31
Software Software Software Name Purpose AMoRE phasing CNS refinement DENZO data reduction SCALEPACK data scaling