3SK3

Crystal structure of Salmonella typhimurium acetate kinase (AckA) with citrate bound at the dimeric interface

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)	Acetate kinase	polymer	415	45056.2	2	UniProt (P63411) Pfam (PF00871)	Salmonella enterica subsp. enterica serovar Typhimurium	Acetokinase
2	C (A)	CITRIC ACID	non-polymer		192.1	1	Chemie (CIT)
3	D, E, F, G (A, B)	1,2-ETHANEDIOL	non-polymer		62.1	4	Chemie (EDO)
4	H, I (A, B)	water	water		18.0	442	Chemie (HOH)

Sequence modifications

A, B: 1 - 400 (UniProt: P63411)

PDB	External Database	Details
Met -14	-	expression tag
Arg -13	-	expression tag
Gly -12	-	expression tag
Ser -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
His -5	-	expression tag
Gly -4	-	expression tag
Met -3	-	expression tag
Ala -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	90112.5
Non-Polymers*	Number of molecules	5
	Total formula weight	440.4
All*	Total formula weight	90552.9

*Water molecules are not included.