3PEP

REVISED 2.3 ANGSTROMS STRUCTURE OF PORCINE PEPSIN. EVIDENCE FOR A FLEXIBLE SUBDOMAIN

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	PEPSIN	polymer	326	34514.5	1	UniProt (P00791) Pfam (PF00026) In PDB	Sus scrofa (pig)
2	A	ETHANOL	non-polymer		46.1	2	Chemie (EOH)
3		water	water		18.0	206	Chemie (HOH)

Sequence modifications

A: 1 - 326 (UniProt: P00791)

PDB	External Database	Details
-	Ile 289	DELETION
Asp 263	Asn 323	CONFLICT

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	34514.5
Non-Polymers*	Number of molecules	2
	Total formula weight	92.1
All*	Total formula weight	34606.6

*Water molecules are not included.