7FGE

A naturally-occurring neuraminidase-inhibitors-resistant NA from asiatic toad influenza B-like 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, E... (A, B, C, D, E...)	toad NA (PER)	polymer	489	53583.8	8		unidentified influenza virus
2	I, K, M, O, Q... (A, B, C, D, E...)	3-(1-ACETYLAMINO-2-ETHYL-BUTYL)-4-GUANIDINO-2-HYDROXY-CYCLOPENTANECARBOXYLIC ACID	non-polymer		328.4	8	Chemie (BCZ)
3	J, L, N, P, R... (A, B, C, D, E...)	CALCIUM ION	non-polymer		40.1	8	Chemie (CA)
4	AA, BA, CA, DA, EA... (C, D, E, F, G...)	water	water		18.0	182	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	428670.3
Non-Polymers*	Number of molecules	16
	Total formula weight	2947.9
All*	Total formula weight	431618.2

*Water molecules are not included.