GL1X · GenesisL1 explorer

MolNFT v1 · #91332 · protein

Multi-pronged modulation of cytokine signaling

4FA8 · Secreted protein BARF1: “Multi-pronged modulation of cytokine signaling”. X-ray diffraction, 2 ligands (NAG, BMA), 10 pockets (best druggability 0.62). MolNFT v1 #91332 on GenesisL1: 3D structure, binding sites and pockets in GL1X.

PDB
4FA8
Type
protein
Length
1,003 residues
Chains
6
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Secreted protein BARF1; Macrophage colony-stimulating factor 1
UniProt
P0CW72, P09603
Ligands
NAG, BMA
Pockets
10 · best druggability 0.62

Structure

x-ray diffraction · 5 distinct chains · 33% helix, 33% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
A, DSecreted protein BARF1protein1883% helix, 61% strandP0CW72
BSecreted protein BARF1protein1893% helix, 61% strandP0CW72
EMacrophage colony-stimulating factor 1protein14558% helix, 8% strandP09603
FMacrophage colony-stimulating factor 1protein14660% helix, 8% strandP09603
GMacrophage colony-stimulating factor 1protein14761% helix, 8% strandP09603

Ligands and binding sites

  • NAG · 2-acetamido-2-deoxy-beta-D-glucopyranose · sugar · 9 copies · chains A, B, D, E, F, G
  • BMA · beta-D-mannopyranose · sugar · 3 copies

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

Pockets

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

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
1550.620.9316empty
21700.600.8329empty
32630.540.7635empty
42090.500.7623empty
5730.480.8322empty

Interfaces

9 interfaces between chains.

  • A–B · 1488 Ų buried · 28 hydrogen bonds · protein-protein
  • F–G · 886 Ų buried · 12 hydrogen bonds · protein-protein
  • B–D · 601 Ų buried · 10 hydrogen bonds · protein-protein
  • D–G · 554 Ų buried · 8 hydrogen bonds · protein-protein
  • B–F · 535 Ų buried · 9 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 13 disulfide, 6 glycan (disulfide, N-glycosylation).

Compared structures

  • 4FA8 · Multi-pronged modulation of cytokine signaling · the same entry in another collection · chain G against G, TM-score 1.00
  • P09603 · AlphaFold monomer V2.0 prediction for macrophage colony-stimulating factor 1 (P09603) · a predicted model of the same protein · chain E against A, TM-score 0.98

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