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Antibody hemagglutinin complexes

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

PDB
4XRC
Type
protein
Length
1,265 residues
Chains
6
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
H5.3 Fab light chain; H5.3 Fab heavy chain; Hemagglutinin
UniProt
Q6Q9G9
Ligands
NAG, FUC
Pockets
15 · best druggability 0.72

Structure

x-ray diffraction · 5 distinct chains · 7% helix, 49% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, LH5.3 Fab light chainprotein2087% helix, 52% strand—
BH5.3 Fab heavy chainprotein2151% helix, 53% strand—
DHemagglutininprotein21111% helix, 42% strandQ6Q9G9
HH5.3 Fab heavy chainprotein2174% helix, 55% strand—
CHemagglutininprotein20612% helix, 42% strandQ6Q9G9

Ligands and binding sites

  • NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 2 copies · chains L
  • FUC · alpha-L-fucopyranose · sugar · chains L

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
19060.720.77101empty
26940.680.7662empty
36810.660.7559empty
4500.650.9617empty
51160.460.7917empty

Interfaces

8 interfaces between chains.

  • A–B · 1951 Ų buried · 17 hydrogen bonds · protein-protein
  • L–H · 1804 Ų buried · 18 hydrogen bonds · protein-protein
  • D–C · 792 Ų buried · 12 hydrogen bonds · protein-protein
  • B–D · 568 Ų buried · 6 hydrogen bonds · protein-protein
  • H–C · 542 Ų buried · 5 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 12 disulfide, 1 glycan (disulfide, N-glycosylation).

Compared structures

  • 4XRC · Antibody hemagglutinin Complexes · the same entry in another collection · chain A against A, TM-score 1.00

Analyse

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