4YYA

The structure of hemagglutinin from a H6N1 influenza virus (A/Taiwan/2/2013) in complex with avian receptor analog 3'SLNLN

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	HA1	polymer	325	36548.3	1	Pfam (PF00509) UniProt (by SIFTS) (A0A0J9X268) In PDB	unidentified influenza virus
2	B	HA2	polymer	171	19651.7	1	Pfam (PF00509) UniProt (by SIFTS) (A0A0J9X267) In PDB	unidentified influenza virus
3	C	N-acetyl-alpha-neuraminic acid-(2-3)-beta-D-galactopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-beta-D-galactopyranose	branched		836.7	1	In PDB GlyTouCan (G69440RD)
4	D	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	1	In PDB GlyTouCan (G15407YE)
5	A	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
6		water	water		18.0	136	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	56200.0
Branched	Number of molecules	2
	Total formula weight	1423.3
Non-Polymers*	Number of molecules	2
	Total formula weight	442.4
All*	Total formula weight	58065.7

*Water molecules are not included.