Three-dimensional structures of the ligand-binding domain of the bacterial aspartate receptor with and without a ligand

Structure

x-ray diffraction · 1 distinct chain · 78% helix, 0% strand (DSSP).

Ligands and binding sites

• ASP · Aspartic acid · ligand · chains A, B
• PHN · 1,10-phenanthroline · ligand · chains A, B
• SO4 · Sulfate ion · ion · 2 copies · chains A, B

Binding sites are the residues within 4.5 Å of a ligand's heavy atoms.

Pockets

1 pocket found on a 1 Å grid, 1 with a druggability of 0.5 or more.

Interfaces

1 interface between chains.

• A–B · 1710 Ų buried · 17 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 1 disulfide (disulfide).

Compared structures

• 2LIG · Three-dimensional structures of the ligand-binding domain of the bacterial aspartate… · the same entry in another collection · chain A against A, TM-score 1.00
• P02941 · AlphaFold monomer V2.0 prediction for methyl-accepting chemotaxis protein II (P02941) · 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 P02941
• Elsewhere: RCSB PDB 2LIG · PDBe 2LIG · UniProt P02941