☰ Navigation Tabs
Cholera holotoxin with an A-subunit Y30S mutation, Crystal form 1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1LTG PDB ENTRIES 1LTG, 3CHB experimental model PDB 3CHB PDB ENTRIES 1LTG, 3CHB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 298 PEG 2000mme, MES, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.2 43.65
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.818 α = 90 b = 85.199 β = 104.48 c = 71.255 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 CUSTOM-MADE 2002-04-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C 1.0414 NSLS X12C
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 2.5 19.96 99.2 0.106 12.2 3.7 23503 23503
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 2.5 2.59 98.7 0.484 2.5 2357
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 PDB ENTRIES 1LTG, 3CHB 2.5 19.96 22291 22291 1208 98.89 0.19882 0.19882 0.19542 0.2009 0.26172 0.2622 RANDOM 16.802
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 -0.04 -0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.877 r_scangle_it 2.178 r_mcangle_it 1.425 r_scbond_it 1.365 r_angle_refined_deg 1.215 r_angle_other_deg 0.873 r_mcbond_it 0.869 r_symmetry_hbond_refined 0.245 r_xyhbond_nbd_refined 0.209 r_nbd_other 0.195
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 6.877 r_scangle_it 2.178 r_mcangle_it 1.425 r_scbond_it 1.365 r_angle_refined_deg 1.215 r_angle_other_deg 0.873 r_mcbond_it 0.869 r_symmetry_hbond_refined 0.245 r_xyhbond_nbd_refined 0.209 r_nbd_other 0.195 r_symmetry_vdw_other 0.194 r_nbd_refined 0.176 r_symmetry_vdw_refined 0.102 r_nbtor_other 0.084 r_metal_ion_refined 0.08 r_chiral_restr 0.07 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 5612 Nucleic Acid Atoms Solvent Atoms 94 Heterogen Atoms 1
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling MOLREP phasing