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Activin A in complex with Fs12 fragment of follistatin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1S4U PDB entries: 1s4u, 1lr9 experimental model PDB 1LR9 PDB entries: 1s4u, 1lr9
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 293 PEG-MME 2000, Nickel chloride, Tris-HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.9 56.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 79.297 α = 90 b = 94.502 β = 90 c = 44.873 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 MARRESEARCH 2005-07-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.97926 ESRF BM14
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 25.8 98.5 0.055 23.9 4.9 23201 2 2 32.33
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 2 2.07 98.1 0.427 2.67
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: 1s4u, 1lr9 2 25.8 23501 22029 1142 98.6 0.20189 0.20189 0.20189 0.2175 0.25404 0.2688 RANDOM 40.674
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] 0.94 -0.6 -0.34
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.794 r_dihedral_angle_3_deg 16.538 r_dihedral_angle_4_deg 11.5 r_dihedral_angle_1_deg 5.714 r_scangle_it 3.321 r_mcangle_it 3.031 r_scbond_it 2.408 r_mcbond_it 2.205 r_angle_refined_deg 1.71 r_symmetry_vdw_refined 0.387
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.794 r_dihedral_angle_3_deg 16.538 r_dihedral_angle_4_deg 11.5 r_dihedral_angle_1_deg 5.714 r_scangle_it 3.321 r_mcangle_it 3.031 r_scbond_it 2.408 r_mcbond_it 2.205 r_angle_refined_deg 1.71 r_symmetry_vdw_refined 0.387 r_nbtor_refined 0.317 r_nbd_refined 0.277 r_metal_ion_refined 0.25 r_xyhbond_nbd_refined 0.202 r_symmetry_hbond_refined 0.201 r_chiral_restr 0.128 r_bond_refined_d 0.017 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1945 Nucleic Acid Atoms Solvent Atoms 171 Heterogen Atoms 44
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling PHASER phasing