3UYW

Crystal structures of globular head of 2009 pandemic H1N1 hemagglutinin

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, D (A, B, C, D)	Hemagglutinin	polymer	214	24137.1	4	UniProt (C3W5S1) Pfam (PF00509)	Influenza A virus
2	E, F (A, C)	2-AMINOETHANESULFONIC ACID	non-polymer		125.1	2	Chemie (TAU)
3	G, H, I, J (A, B, C, D)	water	water		18.0	821	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	96548.3
Non-Polymers*	Number of molecules	2
	Total formula weight	250.3
All*	Total formula weight	96798.5

*Water molecules are not included.