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Crystal structure of the complex of the Caf1M chaperone with the mini-fiber of two Caf1 subunits (Caf1:Caf1), carrying the Thr7Phe mutation in the Gd donor strand
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Z9S PDB ENTRY 1Z9S
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.9 293 16-17% PEG 8000 in 0.1 M Na cacodylate and 0.2 M Ca acetate, pH 5.9, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.35 47.61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.69 α = 90 b = 91.149 β = 90 c = 165.483 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 4 2005-12-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-2 0.933 ESRF ID14-2
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 2.2 55 100 0.099 11.8 3.6 55891 2 2 25.07
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) 2.2 2.32 100 0.398 2.9 3.6 8053
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 PDB ENTRY 1Z9S 2.2 20 52912 2827 99.98 0.23677 0.23445 0.28138 0.2734 RANDOM 25.069
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 0.72 -1.17
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.437 r_dihedral_angle_4_deg 18.142 r_dihedral_angle_3_deg 16.293 r_dihedral_angle_1_deg 6.863 r_scangle_it 3.155 r_scbond_it 1.927 r_angle_refined_deg 1.396 r_mcangle_it 1.376 r_mcbond_it 0.799 r_nbtor_refined 0.304
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.437 r_dihedral_angle_4_deg 18.142 r_dihedral_angle_3_deg 16.293 r_dihedral_angle_1_deg 6.863 r_scangle_it 3.155 r_scbond_it 1.927 r_angle_refined_deg 1.396 r_mcangle_it 1.376 r_mcbond_it 0.799 r_nbtor_refined 0.304 r_symmetry_vdw_refined 0.25 r_nbd_refined 0.201 r_symmetry_hbond_refined 0.19 r_xyhbond_nbd_refined 0.155 r_chiral_restr 0.089 r_bond_refined_d 0.012 r_gen_planes_refined 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7105 Nucleic Acid Atoms Solvent Atoms 201 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement MxCuBE data collection MOSFLM data reduction SCALA data scaling MOLREP phasing