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X-ray structure of [Lys(-2)-Arg(-1)-des(17-21)]-endothelin-1 peptide
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5 291 PEG 4000, isopropanol, sodium citrate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K, pH 5.00
Crystal Properties Matthews coefficient Solvent content 1.85 33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 30.136 α = 90 b = 53.926 β = 90 c = 19.486 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 2002-09-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 ESRF BM14
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 1.13 18.3 99.2 0.07 12081
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.13 1.16 99.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) 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 AB INITIO PHASING THROUGHOUT 1.13 10 12054 12054 613 99.2 0.122 0.12 0.1375 0.134 0.154 RANDOM 8.68
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] 0.04 -0.03 -0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 29.313 r_dihedral_angle_3_deg 11.989 r_sphericity_free 8.41 r_dihedral_angle_4_deg 5.892 r_dihedral_angle_1_deg 5.344 r_scangle_it 4.619 r_scbond_it 3.722 r_sphericity_bonded 3.331 r_mcangle_it 2.462 r_mcbond_it 2.184
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 29.313 r_dihedral_angle_3_deg 11.989 r_sphericity_free 8.41 r_dihedral_angle_4_deg 5.892 r_dihedral_angle_1_deg 5.344 r_scangle_it 4.619 r_scbond_it 3.722 r_sphericity_bonded 3.331 r_mcangle_it 2.462 r_mcbond_it 2.184 r_angle_refined_deg 1.93 r_rigid_bond_restr 1.853 r_angle_other_deg 1.036 r_mcbond_other 0.65 r_nbd_other 0.26 r_symmetry_vdw_other 0.249 r_nbd_refined 0.216 r_symmetry_vdw_refined 0.203 r_symmetry_hbond_refined 0.183 r_chiral_restr 0.134 r_xyhbond_nbd_refined 0.134 r_nbtor_other 0.089 r_bond_refined_d 0.021 r_gen_planes_refined 0.008 r_bond_other_d 0.003 r_gen_planes_other 0.001 r_nbtor_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_hbond_other
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 307 Nucleic Acid Atoms Solvent Atoms 58 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement DENZO data reduction CCP4 data scaling SnB phasing