MolNFT v1 · #90230 · protein + DNA
Human DNA polymerase eta - DNA ternary complex: tg crystal at pH 7.0 (K+ mes) with 1 CA2+ ion
4ED7: “Human DNA polymerase eta - DNA ternary complex: tg crystal at pH 7.0 (K+ mes) with 1 CA2+ ion”. X-ray diffraction, 2 ligands (DTP, CA), 5 pockets (best druggability 0.79). MolNFT v1 #90230 on GenesisL1: 3D structure, binding sites…
- PDB
- 4ED7
- Type
- protein + DNA
- Length
- 449 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*TP*AP*TP*GP*AP*CP*GP*CP*G)-3'); DNA…
- EC
- 2.7.7.7
- UniProt
- Q9Y253
- Ligands
- DTP, CA
- Pockets
- 5 · best druggability 0.79
Structure
x-ray diffraction · 3 distinct chains · 44% helix, 22% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | DNA polymerase eta (EC 2.7.7.7) | protein | 430 | 44% helix, 22% strand | Q9Y253 |
| T | DNA (5'-D(*CP*AP*TP*TP*AP*TP*GP*AP*CP*GP*CP*G)-3') | dna | 11 | — | — |
| P | DNA (5'-D(*TP*GP*CP*GP*TP*CP*AP*T)-3') | dna | 8 | — | — |
Ligands and binding sites
- DTP · 2'-deoxyadenosine 5'-triphosphate · ligand · chains A, T, P
- CA · Calcium ion · metal · chains A
- GOL · Glycerol · additive · 2 copies · chains A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
5 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 961 | 0.79 | 0.81 | 65 | DTP, CA |
| 2 | 602 | 0.75 | 0.82 | 49 | empty |
| 3 | 239 | 0.67 | 0.84 | 26 | empty |
| 4 | 97 | 0.44 | 0.79 | 20 | empty |
| 5 | 104 | 0.38 | 0.75 | 17 | empty |
Interfaces
3 interfaces between chains.
- A–T · 1040 Ų buried · 19 hydrogen bonds · protein-nucleic
- A–P · 569 Ų buried · 12 hydrogen bonds · protein-nucleic
- T–P · 384 Ų buried · 24 hydrogen bonds · nucleic-nucleic
Compared structures
- 4ED7 · Human DNA polymerase eta - DNA ternary complex: TG crystal at pH 7.0 (K+ MES) with 1 Ca2+… · the same entry in another collection · chain A against A, TM-score 1.00
- Q9Y253 · AlphaFold monomer V2.0 prediction for DNA polymerase eta (Q9Y253) · a predicted model of the same protein · chain A against A, TM-score 0.99
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 4ED7 · PDBe 4ED7 · UniProt Q9Y253
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