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Crystal structure of SARS-cov-2 beta rbd complexed with P36-5D2 Fab

Analyse Crystal structure of SARS-cov-2 beta rbd complexed with P36-5D2 Fab in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
7FJC
Type
protein
Length
604 residues
Chains
3
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
P36-5D2 heavy chain; P36-5D2 light chain; Spike protein S1
UniProt
P0DTC2
Ligands
NAG, FUC
Pockets
7 · best druggability 0.70

Structure

x-ray diffraction · 3 distinct chains · 8% helix, 42% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
HP36-5D2 heavy chainprotein2164% helix, 48% strand—
LP36-5D2 light chainprotein2146% helix, 49% strand—
ESpike protein S1protein17416% helix, 27% strandP0DTC2

Ligands and binding sites

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

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
11040.700.9234empty
22670.670.8348empty
33590.570.7556empty
4570.460.8423empty
51320.380.7328empty

Interfaces

3 interfaces between chains.

  • H–L · 1775 Ų buried · 21 hydrogen bonds · protein-protein
  • H–E · 519 Ų buried · 6 hydrogen bonds · protein-protein
  • L–E · 386 Ų buried · 8 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 6 disulfide, 1 glycan (disulfide, N-glycosylation).

Compared structures

  • 7FJC · Crystal structure of SARS-CoV-2 Beta RBD complexed with P36-5D2 Fab · the same entry in another collection · chain H against H, TM-score 1.00

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