› 1qr3

X-ray diffraction
1.6Å resolution

Structure of porcine pancreatic elastase in complex with FR901277, a novel macrocyclic inhibitor of elastases at 1.6 angstrom resolution

Released:
DOI: 10.2210/pdb1qr3/pdb
PDB entry 1qr3 coloured by chain, front view.
PDB entry 1qr3 coloured by chain, side view.
PDB entry 1qr3 coloured by chain, top view.
Source organisms:
Primary publication:
Structure of porcine pancreatic elastase complexed with FR901277, a novel macrocyclic inhibitor of elastases, at 1.6 A resolution.
Nakanishi I, Kinoshita T, Sato A, Tada T
Biopolymers 53 434-45 (2000)
PMID: 10738204

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:
hetero dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-133464 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
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
UniProt:
  • Canonical: P00772 (Residues: 27-266; Coverage: 96%)
Gene names: CELA1, ELA1
Sequence domains: Trypsin
Structure domains: Trypsin-like serine proteases
FR901277 Inhibitor Chain: I
Molecule details ›
Chain: I
Length: 8 amino acids
Theoretical weight: 1.02 KDa
Source organism: Streptomyces resistomycificus

Ligands and Environments

2 bound ligands:
Ligand CA 1 x CA
Ligand SO4 1 x SO4
4 modified residues:
Ligand CIR 1 x CIR
Ligand DBU 1 x DBU
Ligand GLJ 1 x GLJ
Ligand TYJ 1 x TYJ

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RU200
Spacegroup: P212121
Unit cell:
a: 51.67Å b: 57.84Å c: 75.52Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.197 0.197 not available

Quick links

Citations

3 review citations

"Head-to-side-chain" cyclodepsipeptides of marine origin.
Pelay-Gimeno et al. (2013)
2 more

4 mentions without citation

Peptides and Peptidomimetics as Inhibitors of Enzymes Involved in Fibrillar Collagen Degradation.
LedwoĊ„ et al. (2021)
3 more