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Structure of human DNA polymerase eta complexed with N7MG in the template base paired with incoming non-hydrolyzable CTP
Analyse Structure of human DNA polymerase eta complexed with N7MG in the template base… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 6UI2
- Type
- protein + DNA
- Length
- 449 residues
- Chains
- 3
- Method
- x-ray diffraction
- Collection
- MolNFT v2 / PDB Bank
- Contract
- 0xd58B01f6C18086e5202cdC5D7Ad3E41790360102
- Owner
- 0xF4e1AA6f26B7DA48EeAD9B24a97927303eeA07b8
- Resolution
- 2.35
- Source
- Homo sapiens; SYNTHETIC CONSTRUCT
- Molecule
- DNA polymerase eta; DNA (5'-D(*CP*AP*TP*(FMG)P*AP*TP*GP*AP*CP*GP*CP*T)-3'); DNA…
- EC
- 2.7.7.7
- UniProt
- Q9Y253
- Ligands
- 0KX, MG
- Pockets
- 5 · best druggability 0.80
Structure
x-ray diffraction · resolution 2.35 · 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*(FMG)P*AP*TP*GP*AP*CP*GP*CP*T)-3') | dna | 11 | — | — |
| P | DNA (5'-D(*AP*GP*CP*GP*TP*CP*AP*T)-3') | dna | 8 | — | — |
Ligands and binding sites
- 0KX · 2'-deoxy-5'-O-[(R)-hydroxy{[(r)-hydroxy(phosphonooxy) phosphoryl]amino}phosphoryl]cytidine · ligand · chains A, T, P
- MG · Magnesium ion · metal · 2 copies · chains A, P
- GOL · Glycerol · additive · 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 | 951 | 0.80 | 0.82 | 68 | 0KX, MG |
| 2 | 560 | 0.71 | 0.80 | 51 | empty |
| 3 | 266 | 0.67 | 0.83 | 26 | empty |
| 4 | 108 | 0.43 | 0.78 | 19 | empty |
| 5 | 98 | 0.37 | 0.75 | 16 | empty |
Interfaces
3 interfaces between chains.
- A–T · 1089 Ų buried · 20 hydrogen bonds · protein-nucleic
- A–P · 612 Ų buried · 15 hydrogen bonds · protein-nucleic
- T–P · 377 Ų buried · 30 hydrogen bonds · nucleic-nucleic
Modifications
Observed in the structure: 1 modified (nucleotide modification).
Compared structures
- 6UI2 · Structure of human DNA polymerase eta complexed with N7MG in the template base paired… · 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 6UI2 · PDBe 6UI2 · UniProt Q9Y253
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