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Chicken Cytochrome BC1 Complex inhibited by an iodinated analogue of the polyketide Crocacin-D
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1BCC PDB ENTRY 1BCC AFTER FURTHER REFINEMENT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.7 277 20MM KMES, 75MM NACL, 10% GLYCEROL, 6% PEG4000. Crystal soaked with the inhibitor and RbBr salt, pH 6.7, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 4.19 70.64
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 174.778 α = 90 b = 182.663 β = 90 c = 242.945 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 2001-12-04 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 1.741439, 1.239798, 0.920205 SSRL BL9-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 3.5 60 92.1 0.168 0.178 5 2.9 96135 -2 56.3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.5 3.56 78.9 0.83 0.99 0.8 2
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION Rigid Body Refinement THROUGHOUT PDB ENTRY 1BCC AFTER FURTHER REFINEMENT 3.51 21.98 96135 4899 98.8 0.285 0.285 0.2657 0.319 0.3055 RANDOM 100
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] 29.42 -28.84 -0.59
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22 c_scangle_it 2.64 c_mcangle_it 2.62 c_scbond_it 1.51 c_angle_deg 1.5 c_mcbond_it 1.43 c_improper_angle_d 1 c_bond_d 0.011 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22 c_scangle_it 2.64 c_mcangle_it 2.62 c_scbond_it 1.51 c_angle_deg 1.5 c_mcbond_it 1.43 c_improper_angle_d 1 c_bond_d 0.011 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 31806 Nucleic Acid Atoms Solvent Atoms 16 Heterogen Atoms 874
Software Software Software Name Purpose CNS refinement Blu-Ice data collection DENZO data reduction SCALEPACK data scaling CNS phasing