Multiple Assemblies exist for SMTL entry 1ppg
The refined 2.3 angstroms crystal structure of human leukocyte elastase in a complex with a valine chloromethyl ketone inhibitor; X-RAY DIFFRACTION 2.30 Å

SMTL ID
1ppg.1
Ligands
MEO-SUCCINYL-ALA-ALA-PRO-VAL CHLOROMETHYLKETONE; SUGAR (8-MER)
Polypeptides
HUMAN LEUKOCYTE ELASTASE
Oligo-state
homo-trimer
SMTL ID
1ppg.2
Ligands
MEO-SUCCINYL-ALA-ALA-PRO-VAL CHLOROMETHYLKETONE; SUGAR (8-MER)
Polypeptides
HUMAN LEUKOCYTE ELASTASE
Oligo-state
monomer