Research workbench
Parallel G-quadruplex structure
Analyse Parallel G-quadruplex structure in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 7EUC
- Type
- DNA
- Length
- 19 nucleotides
- Chains
- 4
- Method
- solution nmr
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- DNA (5'-D(*TP*TP*GP*GP*GP*G)-3'); DNA (5'-D(P*GP*GP*GP*G)-3'); DNA…
- Ligands
- PSE
Structure
solution nmr · 3 distinct chains.
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | DNA (5'-D(*TP*TP*GP*GP*GP*G)-3') | dna | 6 | — | — |
| B, C | DNA (5'-D(P*GP*GP*GP*G)-3') | dna | 4 | — | — |
| D | DNA (5'-D(P*GP*GP*GP*GP*T)-3') | dna | 5 | — | — |
Ligands and binding sites
- PSE · O-phosphoethanolamine · ligand · 6 copies · chains A, B, C, D
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Interfaces
6 interfaces between chains.
- A–D · 269 Ų buried · 14 hydrogen bonds · nucleic-nucleic
- A–B · 217 Ų buried · 13 hydrogen bonds · nucleic-nucleic
- C–D · 212 Ų buried · 13 hydrogen bonds · nucleic-nucleic
- B–C · 204 Ų buried · 14 hydrogen bonds · nucleic-nucleic
- A–C · 50 Ų buried · 1 hydrogen bond · nucleic-nucleic
Modifications
Observed in the structure: 6 covalent (covalent ligand).
Compared structures
- 7EUC · Parallel G-quadruplex structure · the same entry in another collection · chain A against A, TM-score 1.00
Analyse
- Open in the research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides and crosslinks on the 3D structure
- Elsewhere: RCSB PDB 7EUC · PDBe 7EUC
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