MolNFT v1 · #154795 · protein
2.09 ångström resolution crystal structure of tetrameric higba toxin- antitoxin complex from E.COLI
6KML · MRNA interferase toxin higb: “2.09 ångström resolution crystal structure of tetrameric higba toxin- antitoxin complex from E.COLI”. X-ray diffraction, 5 pockets (best druggability 0.44). MolNFT v1 #154795 on GenesisL1: 3D structure…
- PDB
- 6KML
- Type
- protein
- Length
- 484 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- MRNA interferase toxin higb; Antitoxin higa
- EC
- 3.1.-.-
- UniProt
- P64578, P67701
- Pockets
- 5 · best druggability 0.44
Structure
x-ray diffraction · 3 distinct chains · 53% helix, 16% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | MRNA interferase toxin higb (EC 3.1.-.-) | protein | 103 | 40% helix, 26% strand | P64578 |
| B, D | Antitoxin higa | protein | 138 | 71% helix, 0% strand | P67701 |
| C | MRNA interferase toxin higb (EC 3.1.-.-) | protein | 105 | 44% helix, 26% strand | P64578 |
Pockets
5 pockets found on a 1 Å grid, 0 with a druggability of 0.5 or more.
| Volume (ų) | Druggability | Buriedness | Lining residues | Inside | |
|---|---|---|---|---|---|
| 1 | 144 | 0.44 | 0.76 | 20 | empty |
| 2 | 107 | 0.39 | 0.76 | 22 | empty |
| 3 | 111 | 0.35 | 0.73 | 20 | empty |
| 4 | 92 | 0.35 | 0.74 | 19 | empty |
| 5 | 79 | 0.33 | 0.74 | 16 | empty |
Interfaces
4 interfaces between chains.
- C–D · 1629 Ų buried · 23 hydrogen bonds · protein-protein
- A–B · 1536 Ų buried · 16 hydrogen bonds · protein-protein
- B–D · 1113 Ų buried · 3 hydrogen bonds · protein-protein
- A–D · 35 Ų buried · 0 hydrogen bonds · protein-protein
Compared structures
- 6KML · 2.09 Angstrom resolution crystal structure of tetrameric HigBA toxin-antitoxin complex… · the same entry in another collection · chain A against A, TM-score 1.00
- P64578 · AlphaFold monomer V2.0 prediction for mRNA interferase toxin higb (P64578) · a predicted model of the same protein · chain C against A, TM-score 0.94
- P67701 · AlphaFold monomer V2.0 prediction for antitoxin higa (P67701) · a predicted model of the same protein · chain B against A, TM-score 0.90
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 P64578
- Every structure of UniProt P67701
- Elsewhere: RCSB PDB 6KML · PDBe 6KML · UniProt P64578 · UniProt P67701
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