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MolNFT v1 · #102649 · protein

Crystal structure of urokinase-type plasminogen activator (upa) complexed with bicyclic peptide UK603 (bicyclic 1)

4OS4: “Crystal structure of urokinase-type plasminogen activator (upa) complexed with bicyclic peptide UK603…”. X-ray diffraction, 3 ligands (SO4, NH2, CL), 2 pockets (best druggability 0.37). MolNFT v1 #102649 on GenesisL1: 3D structure…

PDB
4OS4
Type
protein
Length
259 residues
Chains
2
Method
x-ray diffraction
Collection
MolNFT v1 / PDB
Contract
0xDE3723766Bc32dcACD03C17BaA400A7B36837Eba
Owner
0x3396CDB397284571d12822B4ae1189a8E22AAAAA
Molecule
Urokinase-type plasminogen activator; Bicyclic peptide UK603 (bicyclic 1)
EC
3.4.21.73
UniProt
P00749
Ligands
SO4, NH2, CL
Pockets
2 · best druggability 0.37

Structure

x-ray diffraction · 2 distinct chains · 10% helix, 37% strand (DSSP).

ChainMoleculeTypeResiduesSecondary structureUniProt
AUrokinase-type plasminogen activator (EC 3.4.21.73)protein24511% helix, 39% strandP00749
BBicyclic peptide UK603 (bicyclic 1)protein140% helix, 0% strand—

Ligands and binding sites

  • SO4 · Sulfate ion · ion · 2 copies · chains A
  • NH2 · Amino group · ion · chains B
  • CL · Chloride ion · ion · chains A
  • 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

2 pockets found on a 1 Å grid, 0 with a druggability of 0.5 or more.

PocketVolume (ų)DruggabilityBuriednessLining residuesInside
11120.370.7426empty
2660.360.7716empty

Interfaces

1 interface between chains.

  • A–B · 692 Ų buried · 23 hydrogen bonds · protein-protein

Modifications

Observed in the structure: 5 disulfide, 1 modified (disulfide, nonstandard).

Compared structures

  • 4OS4 · Crystal structure of urokinase-type plasminogen activator (uPA) complexed with bicyclic… · the same entry in another collection · chain A against A, TM-score 1.00

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