4GZX

N2 neuraminidase D151G mutant of A/Tanzania/205/2010 H3N2 in complex with human sialic acid receptor

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	neuraminidase	polymer	393	43291.3	4	Pfam (PF00064) UniProt (by SIFTS) (K7N5N3) In PDB	Influenza A virus
2	E, G	N-acetyl-alpha-neuraminic acid-(2-6)-beta-D-galactopyranose	branched		471.4	2	In PDB GlyTouCan (G63069TR)
3	F, H, I, K	alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		910.8	4	In PDB GlyTouCan (G22768VO)
4	J	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-[alpha-L-fucopyranose-(1-6)]2-acetamido-2-deoxy-beta-D-glucopyranose	branched		570.5	1	In PDB GlyTouCan (G21290RB)
5	L	beta-L-fucopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		367.3	1	In PDB GlyTouCan (G95595RA)
6	D, A, B, C	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	10	Chemie (NAG)
7	D, A, B, C	CALCIUM ION	non-polymer		40.1	5	Chemie (CA)
8	C, D	N-acetyl-alpha-neuraminic acid	non-polymer		309.3	2	Chemie (SIA)
9		water	water		18.0	515	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	173165.3
Branched	Number of molecules	8
	Total formula weight	5524.0
Non-Polymers*	Number of molecules	17
	Total formula weight	3031.0
All*	Total formula weight	181720.3

*Water molecules are not included.