Research workbench
Classic protein with a new twist: crystal structure of a lexa repressor DNA complex
Analyse Classic protein with a new twist: crystal structure of a lexa repressor DNA… in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.
- PDB
- 3JSP
- Type
- protein + DNA
- Length
- 430 residues
- Chains
- 4
- Method
- x-ray diffraction
- Collection
- MolNFT v1 / PDB
- Contract
- 0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
- Owner
- 0x3396CDB397284571d12822B4ae1189a8E22AAAAA
- Molecule
- Lexa repressor; DNA (5'- D(*TP*AP*TP*AP*CP*TP*GP*TP*AP*TP*GP*CP*GP*CP*AP*TP*AP*CP*AP*GP*TP…
- EC
- 3.4.21.88
- UniProt
- P0A7C2
- Pockets
- 5 · best druggability 0.45
Structure
x-ray diffraction · 3 distinct chains · 22% helix, 30% strand (DSSP).
| Chain | Molecule | Type | Residues | Secondary structure | UniProt |
|---|---|---|---|---|---|
| A | Lexa repressor (EC 3.4.21.88) | protein | 194 | 23% helix, 30% strand | P0A7C2 |
| B | Lexa repressor (EC 3.4.21.88) | protein | 192 | 21% helix, 29% strand | P0A7C2 |
| C, D | DNA (5'- D(*TP*AP*TP*AP*CP*TP*GP*TP*AP*TP*GP*CP*GP*CP*AP*TP*AP*CP*AP*GP*TP*A)- 3') | dna | 22 | — | — |
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 | 105 | 0.45 | 0.79 | 22 | empty |
| 2 | 110 | 0.45 | 0.79 | 21 | empty |
| 3 | 159 | 0.45 | 0.76 | 21 | empty |
| 4 | 111 | 0.44 | 0.78 | 26 | empty |
| 5 | 82 | 0.38 | 0.77 | 14 | empty |
Interfaces
6 interfaces between chains.
- A–B · 1430 Ų buried · 19 hydrogen bonds · protein-protein
- C–D · 967 Ų buried · 91 hydrogen bonds · nucleic-nucleic
- B–D · 562 Ų buried · 16 hydrogen bonds · protein-nucleic
- A–C · 548 Ų buried · 14 hydrogen bonds · protein-nucleic
- B–C · 432 Ų buried · 9 hydrogen bonds · protein-nucleic
Compared structures
- 3JSP · Classic Protein With a New Twist: crystal structure of a LexA repressor DNA complex · the same entry in another collection · chain A against A, TM-score 1.00
- P0A7C2 · AlphaFold monomer V2.0 prediction for lexa repressor (P0A7C2) · a predicted model of the same protein · chain B against A, TM-score 0.65
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 P0A7C2
- Elsewhere: RCSB PDB 3JSP · PDBe 3JSP · UniProt P0A7C2
GL1X is a live explorer of the GenesisL1 blockchain. Turn on JavaScript for search, charts and interactive views.