7AK8

Structure of Salmonella TacT1 toxin bound to TacA1 antitoxin C-terminal peptide

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...)	GCN5 family acetyltransferase	polymer	164	17988.7	6	UniProt (A0A0D6I609) UniProt (by SIFTS) (A0A0F6B8D8)	Salmonella typhimurium	GNAT family N-acetyltransferase,N-acetyltransferase,Putative acetyltransferase
2	G, H, I, J, K... (G, H, I, J, K...)	TacA1 antitoxin peptide	polymer	39	4540.0	6	UniProt (A0A2J0RDY6) UniProt (by SIFTS) (A0A0F6B8D9)	Salmonella typhimurium	DUF1778 domain-containing protein
3	M, N, P, Q, R... (A, B, C, D, E...)	ACETYL COENZYME *A	non-polymer		809.6	6	Chemie (ACO) PubChem (444493) PubChem (6917106) PubChem (10079099) PubChem (11987898) PubChem (16061174) PubChem (25210474) PubChem (24860528) PubChem (44141873) PubChem (45254004) PubChem (53245716) PubChem (181) PubChem (6302) PubChem (87656765) PubChem (89102998) PubChem (53393727) PubChem (6857822) PubChem (56846401) PubChem (134956084) PubChem (87656764) PubChem (91746285) PubChem (124511019) PubChem (124931617) PubChem (129274027) PubChem (154496096) PubChem (162968672) PubChem (170108977)
4	O (B)	GLYCEROL	non-polymer		92.1	1	Chemie (GOL) PubChem (753)
5	AA, BA, CA, DA, EA... (H, I, J, K, L...)	water	water		18.0	213	Chemie (HOH)

Sequence modifications

A, B, C, D, E, F: 2 - 161 (UniProt: A0A0D6I609)

PDB	External Database	Details
Met -2	-	initiating methionine
Gly -1	-	expression tag
Ser 0	-	expression tag
Val 1	-	expression tag
Phe 140	Tyr 140	engineered mutation

G, H, I, J, K, L: 52 - 88 (UniProt: A0A2J0RDY6)

PDB	External Database	Details
Gly 50	-	expression tag
Ser 51	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	135172.3
Non-Polymers*	Number of molecules	7
	Total formula weight	4949.5
All*	Total formula weight	140121.8

*Water molecules are not included.