› 1gi7

X-ray diffraction
1.79Å resolution

A NOVEL SERINE PROTEASE INHIBITION MOTIF INVOLVING A MULTI-CENTERED SHORT HYDROGEN BONDING NETWORK AT THE ACTIVE SITE

Released:
DOI: 10.2210/pdb1gi7/pdb
PDB entry 1gi7 coloured by chain, front view.
PDB entry 1gi7 coloured by chain, side view.
PDB entry 1gi7 coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
A novel serine protease inhibition motif involving a multi-centered short hydrogen bonding network at the active site.
Katz BA, Elrod K, Luong C, Rice MJ, Mackman RL, Sprengeler PA, Spencer J, Hataye J, Janc J, Link J, Litvak J, Rai R, Rice K, Sideris S, Verner E, Young W
J Mol Biol 307 1451-86 (2001)
PMID: 11292354

Function and Biology Details

Reaction catalysed: 
Specific cleavage of Arg-|-Val bond in plasminogen to form plasmin.
Biochemical function:
Biological process:
Cellular component:
  • not assigned
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-133250 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Urokinase-type plasminogen activator short chain A Chain: A
Molecule details ›
Chain: A
Length: 23 amino acids
Theoretical weight: 2.71 KDa
Source organism: Homo sapiens
Expression system: Komagataella pastoris
UniProt:
  • Canonical: P00749 (Residues: 156-178; Coverage: 6%)
Gene name: PLAU
Urokinase-type plasminogen activator chain B Chain: B
Molecule details ›
Chain: B
Length: 245 amino acids
Theoretical weight: 27.58 KDa
Source organism: Homo sapiens
Expression system: Komagataella pastoris
UniProt:
  • Canonical: P00749 (Residues: 179-423; Coverage: 60%)
Gene name: PLAU
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

2 bound ligands:
Ligand 120 1 x 120
Ligand CIT 2 x CIT
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-1
Spacegroup: C2
Unit cell:
a: 82.35Å b: 49.79Å c: 66.12Å
α: 90° β: 113.23° γ: 90°
R-values:
R R work R free
0.188 0.185 0.22
Expression system: Komagataella pastoris

Quick links

Citations

1 review citation

Urokinase plasminogen activator as an anti-metastasis target: inhibitor design principles, recent amiloride derivatives, and issues with human/mouse species selectivity.
El Salamouni et al. (2022)
39 other articles

2 mentions without citation

Estimating the Roles of Protonation and Electronic Polarization in Absolute Binding Affinity Simulations.
King et al. (2021)
1 more