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LYQLEN peptide derived from human insulin chain A, residues 13-18
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details in silico model Other idealized beta strands, polyalanine
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 2.5 310 20mM peptide in 100 mM NaCl and 50 mM phosphate, pH 2.5, VAPOR DIFFUSION, HANGING DROP, temperature 310K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 9.666 α = 90 b = 28.003 β = 96.24 c = 17.346 γ = 90
Symmetry Space Group P 1 21 1
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 MAR CCD 165 mm 2005-07-16 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID13 ESRF ID13
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 1.8 90 91 0.186 4.8 2.1 752 15.2
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 1.8 1.94 83.5 0.402 1.9 137
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 MOLECULAR REPLACEMENT THROUGHOUT idealized beta strands, polyalanine 1.9 17.24 682 41 91.91 0.191 0.189 0.1914 0.228 0.2678 RANDOM 5.283
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] -0.39 -0.29 -0.06 0.38
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 45.743 r_dihedral_angle_3_deg 18.223 r_dihedral_angle_1_deg 5.755 r_scangle_it 5.465 r_scbond_it 5.139 r_mcbond_it 3.237 r_mcangle_it 2.389 r_angle_other_deg 2.015 r_angle_refined_deg 1.357 r_symmetry_vdw_refined 0.264
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 45.743 r_dihedral_angle_3_deg 18.223 r_dihedral_angle_1_deg 5.755 r_scangle_it 5.465 r_scbond_it 5.139 r_mcbond_it 3.237 r_mcangle_it 2.389 r_angle_other_deg 2.015 r_angle_refined_deg 1.357 r_symmetry_vdw_refined 0.264 r_symmetry_hbond_refined 0.211 r_nbd_other 0.201 r_nbtor_refined 0.194 r_nbd_refined 0.19 r_symmetry_vdw_other 0.186 r_xyhbond_nbd_refined 0.126 r_nbtor_other 0.09 r_mcbond_other 0.045 r_chiral_restr 0.041 r_bond_other_d 0.012 r_bond_refined_d 0.008 r_gen_planes_refined 0.002 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 110 Nucleic Acid Atoms Solvent Atoms 6 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing REFMAC refinement PDB_EXTRACT data extraction