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Bamabcde bound to substrate espp in the open-sheet espp state

Analyse Bamabcde bound to substrate espp in the open-sheet espp state in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7TT5
Type
protein
Length
928 residues
Chains
5
Method
electron microscopy
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
MALTOSE/MALTODEXTRIN-binding periplasmic PROTEIN,SERINE protease espp chimera; Outer…
EC
3.4.21.-
UniProt
Q7BSW5, C3TPJ2, A0A3L5AP29, A0A1X3I1M6, W8SZY2
Pockets
15 · best druggability 0.82

Structure

electron microscopy · 5 distinct chains · 20% helix, 40% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
PMALTOSE/MALTODEXTRIN-binding periplasmic PROTEIN,SERINE protease espp chimera (EC 3.4.21.-)protein1490% helix, 72% strandQ7BSW5
AOuter membrane protein assembly factor bamaprotein50510% helix, 47% strandC3TPJ2
EOuter membrane protein assembly factor bameprotein8913% helix, 37% strandA0A3L5AP29
DOuter membrane protein assembly factor bamdprotein15378% helix, 0% strandA0A1X3I1M6
COuter membrane protein assembly factor bamcprotein329% helix, 0% strandW8SZY2

Pockets

15 pockets found on a 1 Å grid, 8 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
111200.820.83117empty
23610.630.7941empty
31300.620.8631empty
42670.580.7830empty
52730.570.7835empty

Interfaces

7 interfaces between chains.

  • D–C · 1230 Ų buried · 8 hydrogen bonds · protein-protein
  • A–D · 970 Ų buried · 14 hydrogen bonds · protein-protein
  • A–E · 813 Ų buried · 9 hydrogen bonds · protein-protein
  • E–D · 793 Ų buried · 8 hydrogen bonds · protein-protein
  • P–A · 792 Ų buried · 24 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 2 disulfide (disulfide).

Compared structures

  • 7TT5 · BamABCDE bound to substrate EspP in the open-sheet EspP state · the same entry in another collection · chain P against P, TM-score 1.00
  • Q7BSW5 · AlphaFold monomer V2.0 prediction for serine protease espp (Q7BSW5) · a predicted model of the same protein · chain P against A, TM-score 0.44

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