2DE9

Crystal structure of porcine pancreatic elastase complexed with Tris after soaking a tris-free solution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Elastase-1	polymer	240	25929.0	1	UniProt (P00772) Pfam (PF00089) In PDB	Sus scrofa (pig)
2	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	292	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	25929.0
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	26121.1

*Water molecules are not included.