1TYN

ATOMIC STRUCTURE OF THE TRYPSIN-CYCLOTHEONAMIDE A COMPLEX: LESSONS FOR THE DESIGN OF SERINE PROTEASE INHIBITORS

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	BETA-TRYPSIN	polymer	223	23324.3	1	UniProt (P00760) Pfam (PF00089) In PDB	Bos taurus (cattle)
2	A	CYCLOTHEONAMIDE A	non-polymer		731.8	1	Chemie (CTA)
3		water	water		18.0	121	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	23324.3
Non-Polymers*	Number of molecules	1
	Total formula weight	731.8
All*	Total formula weight	24056.1

*Water molecules are not included.