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Ternary complex structure of DNA polymerase beta with a gapped DNA substrate and a, B DAMP(CF2)PP in the active site
Analyse Ternary complex structure of DNA polymerase beta with a gapped DNA substrate… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 3TFR
- Type
- protein + DNA
- Length
- 357 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- DNA polymerase beta; DNA (5'-D(*CP*CP*GP*AP*CP*TP*GP*CP*GP*CP*AP*TP*CP*AP*GP*C)- 3'); DNA…
- EC
- 2.7.7.7, 4.2.99.-
- UniProt
- P06746
- Ligands
- F3A, MG, NA, CL
- Pockets
- 3 · best druggability 0.69
Structure
x-ray diffraction · 4 distinct chains · 50% helix, 14% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | DNA polymerase beta (EC 2.7.7.7, 4.2.99.-) | protein | 326 | 50% helix, 14% strand | P06746 |
| T | DNA (5'-D(*CP*CP*GP*AP*CP*TP*GP*CP*GP*CP*AP*TP*CP*AP*GP*C)- 3') | dna | 16 | — | — |
| P | DNA (5'-D(*GP*CP*TP*GP*AP*TP*GP*CP*GP*C)-3') | dna | 10 | — | — |
| D | DNA (5'-D(P*GP*TP*CP*GP*G)-3') | dna | 5 | — | — |
Ligands and binding sites
- F3A · 2'-deoxy-5'-O-[(S)-{difluoro[(S)-hydroxy(phosphonooxy)phosphoryl]methyl}(hydroxy)phosphoryl]adenosine · ligand · chains A, T, P
- MG · Magnesium ion · metal · 2 copies · chains A, P
- NA · Sodium ion · metal · 2 copies · chains A, P, D
- CL · Chloride ion · ion · 4 copies · chains A
Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.
Pockets
3 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 654 | 0.69 | 0.78 | 63 | F3A, MG |
| 2 | 226 | 0.59 | 0.80 | 27 | empty |
| 3 | 205 | 0.58 | 0.81 | 27 | empty |
Interfaces
5 interfaces between chains.
- A–T · 727 Ų buried · 16 hydrogen bonds · protein-nucleic
- T–P · 461 Ų buried · 42 hydrogen bonds · nucleic-nucleic
- A–D · 394 Ų buried · 11 hydrogen bonds · protein-nucleic
- A–P · 379 Ų buried · 9 hydrogen bonds · protein-nucleic
- T–D · 232 Ų buried · 19 hydrogen bonds · nucleic-nucleic
Compared structures
- 3TFR · Ternary complex structure of DNA polymerase beta with a gapped DNA substrate and a, b… · the same entry in another collection · chain A against A, TM-score 1.00
- P06746 · AlphaFold monomer V2.0 prediction for DNA polymerase beta (P06746) · a predicted model of the same protein · chain A against A, TM-score 0.94
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 P06746
- Elsewhere: RCSB PDB 3TFR · PDBe 3TFR · UniProt P06746
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