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Cholera holotoxin, Crystal form 1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1S5B CTY30S Form 3 structure (PDB ID 1S5B)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 298 PEG 3350, magnesium acetate, galactose, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.42 48.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 59.931 α = 90 b = 108.23 β = 95.89 c = 122.976 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 CCD ADSC QUANTUM 315 2002-11-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.2 1.0781 ALS 8.2.2
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 1.9 49.39 99.1 0.083 14.5 3.6 122327 122327
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 1.97 97.1 0.391 2.85 11923
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 CTY30S Form 3 structure (PDB ID 1S5B) 1.9 40.82 116190 116190 6126 98.88 0.16904 0.16904 0.16716 0.1761 0.20521 0.2112 RANDOM 13.109
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] -0.05 -0.13 0.14 -0.11
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.531 r_scangle_it 2.3 r_mcangle_it 1.874 r_scbond_it 1.447 r_angle_refined_deg 1.41 r_mcbond_it 1.157 r_angle_other_deg 0.787 r_symmetry_vdw_other 0.371 r_nbd_other 0.267 r_symmetry_vdw_refined 0.267
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.531 r_scangle_it 2.3 r_mcangle_it 1.874 r_scbond_it 1.447 r_angle_refined_deg 1.41 r_mcbond_it 1.157 r_angle_other_deg 0.787 r_symmetry_vdw_other 0.371 r_nbd_other 0.267 r_symmetry_vdw_refined 0.267 r_nbd_refined 0.217 r_xyhbond_nbd_refined 0.17 r_symmetry_hbond_refined 0.158 r_metal_ion_refined 0.12 r_chiral_restr 0.104 r_nbtor_other 0.09 r_bond_refined_d 0.013 r_gen_planes_refined 0.007 r_gen_planes_other 0.007 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11664 Nucleic Acid Atoms Solvent Atoms 748 Heterogen Atoms 26
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling MOLREP phasing