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Toxin receptor complex

Analyse Toxin receptor complex in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
5IMT
Type
protein
Length
537 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Intermedilysin; CD59 glycoprotein
UniProt
Q9LCB8, P13987
Ligands
ZN, CU, SO4
Pockets
6 · best druggability 0.67

Structure

x-ray diffraction · 2 distinct chains · 17% helix, 41% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AIntermedilysinprotein46017% helix, 42% strandQ9LCB8
DCD59 glycoproteinprotein7717% helix, 32% strandP13987

Ligands and binding sites

  • ZN · Zinc ion · metal · 7 copies · chains A, D
  • CU · Copper (II) ion · metal · 2 copies · chains A
  • SO4 · Sulfate ion · ion · 3 copies · chains A, D
  • PGE · Triethylene glycol · additive · chains A

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

Pockets

6 pockets found on a 1 Å grid, 3 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
1830.670.9222empty
21310.610.8624empty
31870.550.8036empty
41420.480.7824empty
5770.430.8017empty

Interfaces

1 interface between chains.

  • A–D · 699 Ų buried · 10 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 5 disulfide (disulfide).

Compared structures

  • 5IMT · Toxin receptor complex · the same entry in another collection · chain A against A, TM-score 1.00
  • P13987 · AlphaFold monomer V2.0 prediction for CD59 glycoprotein (P13987) · a predicted model of the same protein · chain D against A, TM-score 0.96

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