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A seven-helix coiled coil
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2B1F PDB ENTRY 2B1F
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.4 295 0.1M potassium dihydrogen phosphate, 1.4M hexanediol, pH 5.4, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.04 39.62
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 31.487 α = 86.54 b = 35.302 β = 104.28 c = 48.985 γ = 99.95
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE MAR scanner 345 mm plate 2006-02-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X4C 0.9795 NSLS X4C
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 1.25 47.5 91.8 0.046 12.2 2 51370 51370 12.5
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 1.25 1.27 91.4 0.339 2.3 2 2540
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 ENTRY 2B1F 1.25 47.5 51370 51370 2596 91.8 0.182 0.182 0.181 0.1842 0.209 0.2094 RANDOM 23.337
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] -1.25 0.25 -0.97 0.42 2.3
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.495 r_dihedral_angle_4_deg 15.263 r_dihedral_angle_3_deg 12.985 r_scangle_it 3.966 r_dihedral_angle_1_deg 3.589 r_scbond_it 2.596 r_mcangle_it 1.251 r_angle_refined_deg 1.081 r_mcbond_it 0.795 r_nbtor_refined 0.29
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.495 r_dihedral_angle_4_deg 15.263 r_dihedral_angle_3_deg 12.985 r_scangle_it 3.966 r_dihedral_angle_1_deg 3.589 r_scbond_it 2.596 r_mcangle_it 1.251 r_angle_refined_deg 1.081 r_mcbond_it 0.795 r_nbtor_refined 0.29 r_symmetry_vdw_refined 0.213 r_nbd_refined 0.203 r_symmetry_hbond_refined 0.177 r_xyhbond_nbd_refined 0.112 r_chiral_restr 0.057 r_bond_refined_d 0.009 r_gen_planes_refined 0.005 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1593 Nucleic Acid Atoms Solvent Atoms 179 Heterogen Atoms 64
Software Software Software Name Purpose REFMAC refinement MAR345 data collection DENZO data reduction SCALEPACK data scaling PHASER phasing