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Crystal Structure Analysis of the 'as-isolated' P19 protein from Campylobacter jejuni at 1.65 A at pH 9.0
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other P6222 incomplete SeMAD model at 2.8 A resolution.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 9 298 50% POLYETHYLENE GLYCOL (PEG) 250, 0.1 M CHES (2-(N-CYCLOHEXYLAMINO) ETHANE SULFONIC ACID) BUFFER PH 9.0, CRYO FROZEN WITHOUT ANY ADDITION, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K
Crystal Properties Matthews coefficient Solvent content 2.08 40.9
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 53.706 α = 90 b = 72.533 β = 90 c = 75.185 γ = 90
Symmetry Space Group P 21 21 2
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 1m Rh coated cylindrical mirror; Si(111) double crystal, parallel monochromator 2006-08-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL1-5 0.979 SSRL BL1-5
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 1.65 19 99.6 0.041 23.2 5.9 35799 -3 -3 28.7
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) 1.65 1.74 100 0.598 2.8 6 5190
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-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT P6222 incomplete SeMAD model at 2.8 A resolution. 1.65 18.8 34228 1729 99.35 0.15926 0.15741 0.19505 0.1973 RANDOM 23.526
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] -0.45 0.15 0.3
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.588 r_dihedral_angle_4_deg 19.354 r_dihedral_angle_3_deg 13.408 r_scangle_it 6.805 r_dihedral_angle_1_deg 6.754 r_scbond_it 4.69 r_mcangle_it 3.055 r_mcbond_it 1.911 r_angle_refined_deg 1.494 r_angle_other_deg 0.849
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 40.588 r_dihedral_angle_4_deg 19.354 r_dihedral_angle_3_deg 13.408 r_scangle_it 6.805 r_dihedral_angle_1_deg 6.754 r_scbond_it 4.69 r_mcangle_it 3.055 r_mcbond_it 1.911 r_angle_refined_deg 1.494 r_angle_other_deg 0.849 r_mcbond_other 0.568 r_chiral_restr 0.093 r_bond_refined_d 0.014 r_gen_planes_refined 0.007 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2474 Nucleic Acid Atoms Solvent Atoms 253 Heterogen Atoms 22
Software Software Software Name Purpose Blu-Ice data collection REFMAC refinement XDS data reduction XSCALE data scaling REFMAC phasing