Urea-based foldamer inhibitor c3u_7 chimera in complex with ASF1 histone chaperone. Determined by X-ray diffraction at 3.0 Å resolution. Released 5 Jul 2023.
Explore 8CJ3 in 3D Show helices and sheets RCSB PDB PDBe
8CJ3 contains 8 α-helices and 10 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
| Element | Residues | Length | Sheet |
|---|---|---|---|
| β-strand | 4-12 | 9 | 1 |
| β-strand | 16-17 | 2 | 2 |
| α-helix | 21 | 1 | |
| β-strand | 22-30 | 9 | 1 |
| β-strand | 38-45 | 8 | 2 |
| α-helix | 51-53 | 3 | |
| β-strand | 54-62 | 9 | 2 |
| β-strand | 68-76 | 9 | 1 |
| α-helix | 77-79 | 3 | |
| α-helix | 81-83 | 3 | |
| α-helix | 86-89 | 4 | |
| β-strand | 91-101 | 11 | 2 |
| β-strand | 104-117 | 14 | 2 |
| α-helix | 120-124 | 5 | |
| α-helix | 132-134 | 3 | |
| β-strand | 135-139 | 5 | 2 |
| β-strand | 145-148 | 4 | 2 |
| Element | Residues | Length | Sheet |
|---|---|---|---|
| α-helix | 2-4 | 3 |
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|---|---|---|---|---|
| Histone chaperone ASF1A | A | protein | 158 | Homo sapiens | Q9Y294 (AlphaFold model) |
| c3u_7 chimera inhibitor of histone chaperone ASF1 | B | protein | 12 | Homo sapiens |
>8CJ3_1 Histone chaperone ASF1A (chains A) GAMAKVQVNNVVVLDNPSPFYNPFQFEITFECIEDLSEDLEWKIIYVGSAESEEYDQVLD SVLVGPVPAGRHMFVFQADAPNPGLIPDADAVGVTVVLITCTYRGQEFIRVGYYVNNEYT ETELRENPPVKPDFSKLQRNILASNPRVTRFHINWEDN
>8CJ3_2 c3u_7 chimera inhibitor of histone chaperone ASF1 (chains B) XEKAARLQXXAX
Unexpected binding modes of inhibitors to the histone chaperone ASF1 revealed by a foldamer scanning approach. Perrin, M.E., Li, B., Mbianda, J. et al. Chem Commun (Camb) (2023) 59:8696-8699. DOI 10.1039/d3cc01891a · PubMed
Other PDB entries of the same protein (UniProt Q9Y294 (AlphaFold model), which also has an AlphaFold model), best resolution first:
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