Crystal structure of the type III secretion system pilotin-secretin complex invh-invg

Structure

x-ray diffraction · 2 distinct chains · 82% helix, 0% strand (DSSP).

Ligands and binding sites

• SO4 · Sulfate ion · ion · 2 copies · chains A, B

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

Interfaces

1 interface between chains.

• A–B · 725 Ų buried · 6 hydrogen bonds · protein-protein

Compared structures

• 6XFK · Crystal structure of the type III secretion system pilotin-secretin complex InvH-InvG · the same entry in another collection · chain A against A, TM-score 1.00
• P0CL43 · AlphaFold monomer V2.0 prediction for spi-1 type 3 secretion system pilotin (P0CL43) · a predicted model of the same protein · chain A against A, TM-score 0.96
• P35672 · AlphaFold monomer V2.0 prediction for spi-1 type 3 secretion system secretin (P35672) · a predicted model of the same protein · chain B against A, TM-score 0.86

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 P0CL43
• Every structure of UniProt P35672
• Elsewhere: RCSB PDB 6XFK · PDBe 6XFK · UniProt P0CL43 · UniProt P35672