4F3Z

Crystal structure of a swine H1N2 influenza virus hemagglutinin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C, E (A, C, E)	Hemagglutinin	polymer	329	36626.2	3	UniProt (Q8QT89) Pfam (PF00509)	Influenza A virus
2	B, D, F (B, D, F)	Hemagglutinin	polymer	179	20459.7	3	UniProt (Q8QT89) Pfam (PF00509)	Influenza A virus
3	G (C)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	1	Chemie (NAG)

Sequence modifications

A, C, E: 11 - 329 (UniProt: Q8QT89)

PDB	External Database	Details
Pro 9	-	expression tag
Gly 10	-	expression tag
Cys 205	Gly 219	engineered mutation
Cys 220	Arg 234	engineered mutation

B, D, F: 1 - 176 (UniProt: Q8QT89)

PDB	External Database	Details
Ser 177	-	expression tag
Gly 178	-	expression tag
Arg 179	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	171257.7
Non-Polymers*	Number of molecules	1
	Total formula weight	221.2
All*	Total formula weight	171479.0

*Water molecules are not included.