6N4D

The crystal structure of neuramindase from A/canine/IL/11613/2015 (H3N2) influenza virus.

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	397	43703.4	4	UniProt (A0A0H3YBU9) Pfam (PF00064) In PDB	unidentified influenza virus
2	E, G, I, K	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	4	In PDB GlyTouCan (G42666HT)
3	F, H, J, L	alpha-D-mannopyranose-(1-2)-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		1073.0	4	In PDB GlyTouCan (G56014GC)
4	A, B, C, D	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
5	A, B, C, D	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	4	Chemie (NAG)
6		water	water		18.0	282	Chemie (HOH)

Sequence modifications

A, B, C, D: 82 - 469 (UniProt: A0A0H3YBU9)

PDB	External Database	Details
Gly 73	-	expression tag
Ser 74	-	expression tag
Gly 75	-	expression tag
Asp 76	-	expression tag
Ser 77	-	expression tag
Gly 78	-	expression tag
Ser 79	-	expression tag
Pro 80	-	expression tag
Gly 81	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	174813.7
Branched	Number of molecules	8
	Total formula weight	5989.5
Non-Polymers*	Number of molecules	8
	Total formula weight	1045.1
All*	Total formula weight	181848.3

*Water molecules are not included.