5X5B

Prefusion structure of SARS-CoV spike glycoprotein, conformation 2

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C	Spike glycoprotein	polymer	1228	136825.9	3	Pfam (PF16451) Pfam (PF09408) Pfam (PF19209) Pfam (PF01601) UniProt (by SIFTS) (P59594) In PDB	SARS coronavirus BJ01

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	410477.7
All*	Total formula weight	410477.7

*Water molecules are not included.