Structural characterization of the interaction of colicin a, colicin N, and tolb with the tolaiii translocon

Structure

x-ray diffraction · 2 distinct chains · 27% helix, 30% strand (DSSP).

Ligands and binding sites

• TRS · 2-amino-2-hydroxymethyl-propane-1,3-diol · additive · chains A

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

Interfaces

1 interface between chains.

• A–B · 660 Ų buried · 7 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 1 modified (methylation).

Compared structures

• 3QDR · Structural characterization of the interaction of colicin A, colicin N, and TolB with the… · the same entry in another collection · chain A against A, TM-score 1.00
• P19934 · AlphaFold monomer V2.0 prediction for tol-pal system protein tola (P19934) · a predicted model of the same protein · chain A against A, TM-score 0.95
• P04480 · AlphaFold monomer V2.0 prediction for colicin-a (P04480) · a predicted model of the same protein · chain B against A, TM-score 0.80

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 P19934
• Every structure of UniProt P04480
• Elsewhere: RCSB PDB 3QDR · PDBe 3QDR · UniProt P19934 · UniProt P04480