4F23

Influenza A virus hemagglutinin H16 HA0 structure with an alpha-helix conformation in the cleavage site: a potential drug target

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 (A, B, C)	Hemagglutinin	polymer	515	58005.9	3	UniProt (Q5DL24) Pfam (PF00509)	Influenza A virus	H16
2	D, E, F (D, E, F)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	3	In PDB GlyTouCan (G42666HT)
3	G, H, I (A, B, C)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)
4	J, K, L (A, B, C)	water	water		18.0	1980	Chemie (HOH)

Sequence modifications

A, B, C: 6 - 504 (UniProt: Q5DL24)

PDB	External Database	Details
His -5	-	expression tag
His -4	-	expression tag
His -3	-	expression tag
His -2	-	expression tag
His -1	-	expression tag
His 0	-	expression tag
Ala 1	-	SEE REMARK 999
Asp 2	-	SEE REMARK 999
Gly 3	-	SEE REMARK 999
Ile 4	-	SEE REMARK 999
Gln 5	-	SEE REMARK 999
Arg 505	-	SEE REMARK 999
Leu 506	-	SEE REMARK 999
Val 507	-	SEE REMARK 999
Pro 508	-	SEE REMARK 999
Arg 509	-	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	174017.6
Branched	Number of molecules	3
	Total formula weight	1273.2
Non-Polymers*	Number of molecules	3
	Total formula weight	663.6
All*	Total formula weight	175954.4

*Water molecules are not included.