8V48

CryoEM structure of AriA-AriB complex (Form III)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, D, E, F... (A, B, C, F, H...)	AriA antitoxin	polymer	464	53287.1	6	UniProt (D6IC77)	Escherichia coli B185
2	C, G, I (D, G, J)	AriB	polymer	308	34749.6	3	UniProt (D6IC76)	Escherichia coli B185
3	J, K, L, M, N... (A, B, C, F, H...)	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	6	Chemie (ATP)

Sequence modifications

A, B, C, F, H, K: 2 - 464 (UniProt: D6IC77)

PDB	External Database	Details
Val 1	-	expression tag
Gln 393	Glu 393	engineered mutation

D, G, J: 1 - 308 (UniProt: D6IC76)

PDB	External Database	Details
Ala 90	Glu 90	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	9
	Total formula weight	423971.4
Non-Polymers*	Number of molecules	6
	Total formula weight	3043.1
All*	Total formula weight	427014.5

*Water molecules are not included.