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NVGSNTY segment from Islet Amyloid Polypeptide (IAPP or Amylin), hydrated crystal form
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 298 0.1M HEPES pH 7.5, 25% PEG 3350, vapor diffusion, hanging drop, temperature 298K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 20.63 α = 90 b = 4.7 β = 92.28 c = 21.009 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 ADSC QUANTUM 315 2008-10-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-E 0.9792 APS 24-ID-E
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 1.5 90 95 0.189 5.2 742 742 -3 12.8
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) 1.5 1.62 86.5 0.392 2.2 2.8 134
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 1.5 20.98 739 77 94.5 0.149 0.148 0.1453 0.158 0.1558 RANDOM 4.184
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] -0.21 -0.14 0.28 -0.08
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 52.825 r_dihedral_angle_3_deg 7.731 r_dihedral_angle_1_deg 6.407 r_angle_refined_deg 1.124 r_scangle_it 1.011 r_angle_other_deg 0.687 r_mcangle_it 0.645 r_scbond_it 0.618 r_mcbond_it 0.433 r_mcbond_other 0.101
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 52.825 r_dihedral_angle_3_deg 7.731 r_dihedral_angle_1_deg 6.407 r_angle_refined_deg 1.124 r_scangle_it 1.011 r_angle_other_deg 0.687 r_mcangle_it 0.645 r_scbond_it 0.618 r_mcbond_it 0.433 r_mcbond_other 0.101 r_chiral_restr 0.052 r_bond_refined_d 0.006 r_gen_planes_refined 0.004 r_bond_other_d 0.002 r_gen_planes_other
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 53 Nucleic Acid Atoms Solvent Atoms 5 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing REFMAC refinement PDB_EXTRACT data extraction ADSC data collection