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Open data
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Basic information
| Entry | ![]() | |||||||||
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| Title | 4-fluoro-L-phenylalanine bolaphile peptide | |||||||||
Map data | ||||||||||
Sample |
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Keywords | Peptide nanotube / Amphiphile / Amyloids / helical / PROTEIN FIBRIL | |||||||||
| Biological species | synthetic construct (others) | |||||||||
| Method | helical reconstruction / cryo EM / Resolution: 3.3 Å | |||||||||
Authors | Das A / Conticello VP / Wang F / Zia A / Eastep GN | |||||||||
| Funding support | United States, 2 items
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Citation | Journal: J.Am.Chem.Soc. / Year: 2026Title: Chemical Editing Reveals Atomic-Level Control of Supramolecular Structure in Self-Assembling Peptides Authors: Das A / Zia A / Eastep GN / Wang F / Conticello VP | |||||||||
| History |
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_77153.map.gz | 20.8 MB | EMDB map data format | |
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| Header (meta data) | emd-77153-v30.xml emd-77153.xml | 13.9 KB 13.9 KB | Display Display | EMDB header |
| Images | emd_77153.png | 60.9 KB | ||
| Filedesc metadata | emd-77153.cif.gz | 4.5 KB | ||
| Others | emd_77153_half_map_1.map.gz emd_77153_half_map_2.map.gz | 93.7 MB 93.8 MB | ||
| Archive directory | https://data.pdbj.org/pub/emdb/structures/EMD-77153 ftp://data.pdbj.org/pub/emdb/structures/EMD-77153 | HTTPS FTP |
-Related structure data
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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Map
| File | Download / File: emd_77153.map.gz / Format: CCP4 / Size: 125 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.07 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Half map: #1
| File | emd_77153_half_map_1.map | ||||||||||||
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| Projections & Slices |
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| Density Histograms |
-Half map: #2
| File | emd_77153_half_map_2.map | ||||||||||||
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| Projections & Slices |
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| Density Histograms |
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Sample components
-Entire : Synthetic amyloid
| Entire | Name: Synthetic amyloid |
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| Components |
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-Supramolecule #1: Synthetic amyloid
| Supramolecule | Name: Synthetic amyloid / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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| Source (natural) | Organism: synthetic construct (others) |
-Macromolecule #1: ACE-LYS-ILE-ILE-ILE-PFF-LYS-NH2
| Macromolecule | Name: ACE-LYS-ILE-ILE-ILE-PFF-LYS-NH2 / type: protein_or_peptide / ID: 1 / Number of copies: 70 / Enantiomer: LEVO |
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| Source (natural) | Organism: synthetic construct (others) |
| Molecular weight | Theoretical: 805.059 Da |
| Sequence | String: (ACE)KIII(PFF)K(NH2) |
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | helical reconstruction |
| Aggregation state | filament |
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Sample preparation
| Buffer | pH: 3 |
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| Vitrification | Cryogen name: ETHANE |
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Electron microscopy
| Microscope | TFS KRIOS |
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| Image recording | Film or detector model: GATAN K3 BIOCONTINUUM (6k x 4k) / Average electron dose: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.0 µm / Nominal defocus min: 1.0 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
| Final reconstruction | Applied symmetry - Helical parameters - Δz: 4.787 Å Applied symmetry - Helical parameters - Δ&Phi: -1.831 ° Applied symmetry - Helical parameters - Axial symmetry: C1 (asymmetric) Resolution.type: BY AUTHOR / Resolution: 3.3 Å / Resolution method: FSC 0.143 CUT-OFF / Software - Name: RELION (ver. 4) / Number images used: 228138 |
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| CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
| Startup model | Type of model: NONE |
| Final angle assignment | Type: NOT APPLICABLE |
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About Yorodumi




Keywords
Authors
United States, 2 items
Citation


Z (Sec.)
Y (Row.)
X (Col.)




































FIELD EMISSION GUN
