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Structure of ECCB3 dimer from the esx-3 core complex

Analyse Structure of ECCB3 dimer from the esx-3 core complex in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6SGY
Type
protein
Length
804 residues
Chains
2
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Esx-3 secretion system protein ECCB3
UniProt
A0QQ39
Pockets
17 · best druggability 0.84

Structure

electron microscopy · 1 distinct chain · 12% helix, 25% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, BEsx-3 secretion system protein ECCB3protein40212% helix, 25% strandA0QQ39

Pockets

17 pockets found on a 1 Å grid, 7 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
111360.840.85105empty
21750.650.8532empty
32090.630.8338empty
4710.590.8924empty
5500.570.9117empty

Interfaces

1 interface between chains.

  • A–B · 932 Ų buried · 10 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 2 disulfide (disulfide).

Compared structures

  • 6SGY · Structure of EccB3 dimer from the ESX-3 core complex · the same entry in another collection · chain A against A, TM-score 1.00
  • A0QQ39 · AlphaFold monomer V2.0 prediction for esx-3 secretion system ATPase ECCB3 (A0QQ39) · a predicted model of the same protein · chain B against A, TM-score 0.90

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