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Anti-HIV-1 Fab Fab 2G12 + MAN4 re-refinement

Analyse Anti-HIV-1 Fab Fab 2G12 + MAN4 re-refinement in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
6MSY
Type
protein
Length
423 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Fab 2G12, light chain; Fab 2G12, heavy chain
UniProt
P0DOX7, P0DOX5
Ligands
MAN, UNX
Pockets
3 · best druggability 0.55

Structure

x-ray diffraction · 2 distinct chains · 7% helix, 54% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
LFab 2G12, light chainprotein2106% helix, 53% strandP0DOX7
HFab 2G12, heavy chainprotein2137% helix, 54% strandP0DOX5

Ligands and binding sites

  • MAN · alpha-D-mannopyranose · sugar · 4 copies · chains L, H
  • UNX · Unknown atom or ion · ion · 4 copies · chains L, H
  • ACT · Acetate ion · additive · chains L, H

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
12780.550.7637empty
21160.380.7427empty
31120.350.7325empty

Interfaces

1 interface between chains.

  • L–H · 980 Ų buried · 10 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 4 disulfide (disulfide).

Compared structures

  • 6MSY · Anti-HIV-1 Fab Fab 2G12 + Man4 re-refinement · the same entry in another collection · chain L against L, TM-score 1.00
  • P0DOX7 · AlphaFold monomer V2.0 prediction for immunoglobulin kappa light chain (P0DOX7) · a predicted model of the same protein · chain L against A, TM-score 0.83

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