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Structure of human 4-1BB / 4-1BBL complex

Analyse Structure of human 4-1BB / 4-1BBL complex in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6MGP
Type
protein
Length
885 residues
Chains
6
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Tumor necrosis factor ligand superfamily member 9; Tumor necrosis factor receptor…
UniProt
P41273, Q07011
Ligands
NAG, FUC
Pockets
5 · best druggability 0.77

Structure

x-ray diffraction · 5 distinct chains · 3% helix, 48% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
ATumor necrosis factor ligand superfamily member 9protein1502% helix, 59% strandP41273
BTumor necrosis factor ligand superfamily member 9protein1525% helix, 57% strandP41273
CTumor necrosis factor ligand superfamily member 9protein1522% helix, 55% strandP41273
X, ZTumor necrosis factor receptor superfamily member 9protein1445% helix, 33% strandQ07011
YTumor necrosis factor receptor superfamily member 9protein1433% helix, 33% strandQ07011

Ligands and binding sites

  • NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 6 copies · chains X, Y, Z
  • FUC · alpha-L-fucopyranose · sugar · 6 copies · chains Y, Z
  • ACT · Acetate ion · additive · 5 copies · chains A, X, C, Z, B, Y
  • GOL · Glycerol · additive · 4 copies · chains A, B, C, Z

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

Pockets

5 pockets found on a 1 Å grid, 4 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
15420.770.8446GOL
26720.750.8167ACT
38380.740.7889empty
44520.730.8354ACT
51370.480.7820empty

Interfaces

9 interfaces between chains.

  • C–Z · 897 Ų buried · 10 hydrogen bonds · protein-protein
  • B–Y · 876 Ų buried · 10 hydrogen bonds · protein-protein
  • A–X · 860 Ų buried · 12 hydrogen bonds · protein-protein
  • B–C · 705 Ų buried · 10 hydrogen bonds · protein-protein
  • A–C · 667 Ų buried · 7 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 30 disulfide, 3 glycan (disulfide, N-glycosylation).

Compared structures

  • 6MGP · Structure of human 4-1BB / 4-1BBL complex · the same entry in another collection · chain Z against Z, TM-score 1.00
  • P41273 · AlphaFold monomer V2.0 prediction for tumor necrosis factor ligand superfamily member 9… · a predicted model of the same protein · chain A against A, TM-score 0.98
  • Q07011 · AlphaFold monomer V2.0 prediction for tumor necrosis factor receptor superfamily member 9… · a predicted model of the same protein · chain X against A, TM-score 0.93

Analyse

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