2LJB

Structure of the influenza AM2-BM2 chimeric channel

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	M2 protein, BM2 protein chimera	polymer	35	3805.4	4	UniProt (Q9YP62) UniProt (B4UQM4) In PDB	Influenza A virus Influenza B virus

Sequence modifications

A, B, C, D: 18 - 37 (UniProt: Q9YP62)

PDB	External Database	Details
Ser 19	Cys 19	engineered mutation

A, B, C, D: 38 - 52 (UniProt: B4UQM4)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	15221.5
All*	Total formula weight	15221.5

*Water molecules are not included.