3pb1

X-ray diffraction
2.3Å resolution

Crystal Structure of a Michaelis Complex between Plasminogen Activator Inhibitor-1 and Urokinase-type Plasminogen Activator

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-133255 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Plasminogen activator inhibitor 1 Chain: I
Molecule details ›
Chain: I
Length: 379 amino acids
Theoretical weight: 42.8 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P05121 (Residues: 24-402; Coverage: 100%)
Gene names: PAI1, PLANH1, SERPINE1
Sequence domains: Serpin (serine protease inhibitor)
Structure domains:
Urokinase-type plasminogen activator chain B Chain: E
Molecule details ›
Chain: E
Length: 253 amino acids
Theoretical weight: 28.43 KDa
Source organism: Homo sapiens
Expression system: Komagataella pastoris
UniProt:
  • Canonical: P00749 (Residues: 179-431; Coverage: 62%)
Gene name: PLAU
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL17U
Spacegroup: P3221
Unit cell:
a: 97.711Å b: 97.711Å c: 171.916Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.223 0.22 0.272
Expression systems:
  • Escherichia coli
  • Komagataella pastoris