3J9I

Thermoplasma acidophilum 20S proteasome

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	S, F, T, G, U...	Proteasome subunit alpha	polymer	224	24776.3	14	UniProt (P25156) Pfam (PF10584) Pfam (PF00227) In PDB	Thermoplasma acidophilum	20S proteasome alpha subunit, Proteasome core protein PsmA
2	Z, M, 1, N, 2...	Proteasome subunit beta	polymer	203	22294.8	14	UniProt (P28061) Pfam (PF00227) In PDB	Thermoplasma acidophilum	20S proteasome beta subunit, Proteasome core protein PsmB

Contents of the asymmetric unit

Polymers	Number of chains	28
	Total formula weight	658995.8
All*	Total formula weight	658995.8

*Water molecules are not included.