› 1ele

X-ray diffraction
2Å resolution

STRUCTURAL ANALYSIS OF THE ACTIVE SITE OF PORCINE PANCREATIC ELASTASE BASED ON THE X-RAY CRYSTAL STRUCTURES OF COMPLEXES WITH TRIFLUOROACETYL-DIPEPTIDE-ANILIDE INHIBITORS

Released:
DOI: 10.2210/pdb1ele/pdb
PDB entry 1ele coloured by chain, front view.
PDB entry 1ele coloured by chain, side view.
PDB entry 1ele coloured by chain, top view.
Source organism: Sus scrofa
Primary publication:
Structural analysis of the active site of porcine pancreatic elastase based on the X-ray crystal structures of complexes with trifluoroacetyl-dipeptide-anilide inhibitors.
Mattos C, Giammona DA, Petsko GA, Ringe D
Biochemistry 34 3193-203 (1995)
PMID: 7880814

Function and Biology Details

Reaction catalysed: 
Hydrolysis of proteins, including elastin. Preferential cleavage: Ala-|-.
Biochemical function:
Biological process:
Cellular component:
Sequence domains:
Structure domain:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-133451 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Chymotrypsin-like elastase family member 1 Chain: E
Molecule details ›
Chain: E
Length: 240 amino acids
Theoretical weight: 25.93 KDa
Source organism: Sus scrofa
Expression system: Not provided
UniProt:
  • Canonical: P00772 (Residues: 27-266; Coverage: 96%)
Gene names: CELA1, ELA1
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases

Ligands and Environments

3 bound ligands:
Ligand 0QN 1 x 0QN
Ligand CA 1 x CA
Ligand SO4 1 x SO4
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: P212121
Unit cell:
a: 52.4Å b: 57.6Å c: 75.3Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.171 0.171 not available
Expression system: Not provided

Quick links

Citations

5 review citations

Locating and characterizing binding sites on proteins.
Mattos et al. (1996)
4 more

3 mentions without citation

Small molecule inhibitors of HCV replication from pomegranate.
Reddy et al. (2014)
2 more