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Crystal Structure of AhpC with Active Site Cysteine mutated to Serine (C46S)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1KYG
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 298 4% PEG 4000, 10% isopropyl alcohol, 0.1M Na acetate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.67 53.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 106.08 α = 102.43 b = 107.33 β = 116.22 c = 120.08 γ = 98.81
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 double crystal 2001-01-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.2 1.1 ALS 5.0.2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.17 19.99 89.3 0.066 12.1 210095 210095
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.17 2.31 74.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 1KYG 2.17 19.99 230631 210095 9671 89.3 0.1901 0.1901 0.188 0.1869 0.234 0.2335 RANDOM 47.2
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] -3.82 -3.04 0.6 2.01 -4.81 1.81
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.7 c_scangle_it 7.51 c_scbond_it 5.1 c_mcangle_it 4.22 c_mcbond_it 2.82 c_angle_deg 1.3 c_improper_angle_d 0.76 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 29120 Nucleic Acid Atoms Solvent Atoms 1590 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement CNS phasing