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Cholera holotoxin, Crystal form 2
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, lithium citrate, galactose, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.57 51.85
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 60.157 α = 90 b = 110.97 β = 90 c = 123.554 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 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 2.6 48.62 94.7 0.133 10.2 3.8 24832 24832
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 2.6 2.69 96.7 0.546 2.75 2478
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) 2.6 28.99 23550 23550 1263 94.71 0.21565 0.21565 0.21335 0.2081 0.26031 0.2544 RANDOM 26.277
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] -0.01 0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.636 r_angle_refined_deg 1.226 r_angle_other_deg 0.88 r_metal_ion_refined 0.3 r_symmetry_vdw_other 0.22 r_symmetry_hbond_refined 0.209 r_xyhbond_nbd_refined 0.206 r_nbd_other 0.189 r_symmetry_vdw_refined 0.188 r_nbd_refined 0.17
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.636 r_angle_refined_deg 1.226 r_angle_other_deg 0.88 r_metal_ion_refined 0.3 r_symmetry_vdw_other 0.22 r_symmetry_hbond_refined 0.209 r_xyhbond_nbd_refined 0.206 r_nbd_other 0.189 r_symmetry_vdw_refined 0.188 r_nbd_refined 0.17 r_nbtor_other 0.085 r_chiral_restr 0.067 r_bond_refined_d 0.009 r_gen_planes_refined 0.004 r_bond_other_d 0.003 r_gen_planes_other 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5660 Nucleic Acid Atoms Solvent Atoms 59 Heterogen Atoms 61
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling MOLREP phasing