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A parallel stranded human telomeric quadruplex in complex with the porphyrin TMPYP4
Analyse A parallel stranded human telomeric quadruplex in complex with the porphyrin… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 2HRI
- Type
- DNA
- Length
- 22 nucleotides
- Chains
- 2
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- 5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3'
- Ligands
- POH, K
Structure
x-ray diffraction · 1 distinct chain.
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A, B | 5'-D(*TP*AP*GP*GP*GP*TP*TP*AP*GP*GP*G)-3' | dna | 11 | — | — |
Ligands and binding sites
- POH · (1Z,4Z,9Z,15Z)-5,10,15,20-tetrakis(1-methylpyridin-1-ium-4-yl)-21,23-dihydroporphyrin · ligand · 2 copies · chains A, B
- K · Potassium ion · metal · 3 copies · chains A, B
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Interfaces
1 interface between chains.
- A–B · 573 Ų buried · 37 hydrogen bonds · nucleic-nucleic
Compared structures
- 2HRI · A parallel stranded human telomeric quadruplex in complex with the porphyrin TMPyP4 · 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 2HRI · PDBe 2HRI
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