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Crystal structure of frac with poc bound (crystal form I)

Analyse Crystal structure of frac with poc bound (crystal form I) in the GL1X research workbench: secondary structure, accessibility, pockets, interfaces, conservation, variants, modifications, peptides, crosslinks and neighbours on the 3D structure.

PDB
4TSL
Type
protein
Length
356 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Fragaceatoxin C
UniProt
B9W5G6
Ligands
PC, SO4
Pockets
4 · best druggability 0.51

Structure

x-ray diffraction · 1 distinct chain · 13% helix, 47% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, BFragaceatoxin Cprotein17813% helix, 47% strandB9W5G6

Ligands and binding sites

  • PC · Phosphocholine · ligand · 4 copies · chains A, B
  • SO4 · Sulfate ion · ion · 2 copies · chains B
  • FMT · Formic acid · additive · 10 copies · chains A, B
  • GOL · Glycerol · additive · chains A
  • ACT · Acetate ion · additive · chains A

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
12650.510.7546empty
2970.400.7718empty
3660.350.7715PC
4570.300.7516PC

Interfaces

1 interface between chains.

  • A–B · 844 Ų buried · 15 hydrogen bonds · protein-protein

Compared structures

  • 4TSL · Crystal structure of FraC with POC bound (crystal form I) · the same entry in another collection · chain A against A, TM-score 1.00
  • B9W5G6 · AlphaFold monomer V2.0 prediction for delta-actitoxin-AFR1A (B9W5G6) · a predicted model of the same protein · chain A against A, TM-score 0.99

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