MolNFT v1 · #116522 · protein + DNA
Crystal structure of human DNA polymerase eta extending an 1,N6- ethenodeoxyadenosine : dt pair by inserting dtmpnpp opposite template da
5DGA: “Crystal structure of human DNA polymerase eta extending an 1,N6- ethenodeoxyadenosine : dt pair by inserting…”. X-ray diffraction, 2 ligands (1FZ, MG), 7 pockets (best druggability 0.78). MolNFT v1 #116522 on GenesisL1: 3D…
- PDB
- 5DGA
- Type
- protein + DNA
- Length
- 446 residues
- Chains
- 3
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- DNA polymerase eta; DNA (5'-D(*CP*AP*TP*AP*(EDA)P*TP*GP*AP*CP*GP*CP*T)-3'); DNA…
- EC
- 2.7.7.7
- UniProt
- Q9Y253
- Ligands
- 1FZ, MG
- Pockets
- 7 · best druggability 0.78
Structure
x-ray diffraction · 3 distinct chains · 45% helix, 21% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | DNA polymerase eta (EC 2.7.7.7) | protein | 428 | 45% helix, 21% strand | Q9Y253 |
| T | DNA (5'-D(*CP*AP*TP*AP*(EDA)P*TP*GP*AP*CP*GP*CP*T)-3') | dna | 11 | — | — |
| P | DNA (5'-D(*AP*GP*CP*GP*TP*CP*AP*T)-3') | dna | 7 | — | — |
Ligands and binding sites
- 1FZ · 5'-O-[(R)-hydroxy{[(R)-hydroxy(phosphonooxy)phosphoryl]amino}phosphoryl]thymidine · ligand · chains A, T
- MG · Magnesium ion · metal · 2 copies · chains A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
7 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 1136 | 0.78 | 0.80 | 61 | 1FZ, MG |
| 2 | 405 | 0.69 | 0.81 | 32 | empty |
| 3 | 240 | 0.66 | 0.84 | 22 | empty |
| 4 | 84 | 0.44 | 0.80 | 20 | empty |
| 5 | 90 | 0.37 | 0.76 | 17 | empty |
Interfaces
3 interfaces between chains.
- A–T · 1115 Ų buried · 19 hydrogen bonds · protein-nucleic
- A–P · 533 Ų buried · 12 hydrogen bonds · protein-nucleic
- T–P · 355 Ų buried · 27 hydrogen bonds · nucleic-nucleic
Modifications
Observed in the structure: 1 modified (nucleotide modification).
Compared structures
- 5DGA · CRYSTAL STRUCTURE OF HUMAN DNA POLYMERASE ETA EXTENDING AN 1,N6-ETHENODEOXYADENOSINE : dT… · 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
- Every structure of UniProt Q9Y253
- Elsewhere: RCSB PDB 5DGA · PDBe 5DGA · UniProt Q9Y253
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