6I3H

Crystal structure of influenza A virus M1 N-terminal domain (G18A mutation)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Matrix protein 1	polymer	177	19532.6	2	UniProt (P05777)	Influenza A virus	M1
2	C, D (A, B)	PHOSPHATE ION	non-polymer		95.0	2	Chemie (PO4)
3	E, F (A, B)	water	water		18.0	153	Chemie (HOH)

Sequence modifications

A, B: 1 - 158 (UniProt: P05777)

PDB	External Database	Details
Met -18	-	initiating methionine
Ala -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
Leu -7	-	expression tag
Glu -6	-	expression tag
Val -5	-	expression tag
Leu -4	-	expression tag
Phe -3	-	expression tag
Gln -2	-	expression tag
Gly -1	-	expression tag
Pro 0	-	expression tag
Ala 18	Gly 18	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	39065.2
Non-Polymers*	Number of molecules	2
	Total formula weight	189.9
All*	Total formula weight	39255.1

*Water molecules are not included.