Detailed information of TA system TA126102

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): chpSB/PRK09812-ChpS
• Location: 4868801..4869396
• Replicon: chromosome
• Accession: NZ_CP040572
• Organism: Escherichia coli O157:H7 strain ECP17-46

Toxin (Protein)

• Gene name: chpB
• Uniprot ID: U9Y4M4
• Locus tag: FGA21_RS24840
• Protein ID: WP_000239579.1
• Coordinates: 4868801..4869151 (-)
• Length: 117 a.a.

Antitoxin (Protein)

• Gene name: chpS
• Uniprot ID: Q8XCF3
• Locus tag: FGA21_RS24845
• Protein ID: WP_001223210.1
• Coordinates: 4869145..4869396 (-)
• Length: 84 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
FGA21_RS24820	4864247..4865269	-	1023	WP_001301928.1	ABC transporter permease	-
FGA21_RS24825	4865283..4866785	-	1503	Protein_4736	sugar ABC transporter ATP-binding protein	-
FGA21_RS24830	4866925..4867881	-	957	WP_000265942.1	galactofuranose ABC transporter substrate-binding protein YtfQ	-
FGA21_RS24835	4868191..4868721	+	531	WP_000055075.1	inorganic diphosphatase	-
FGA21_RS24840	4868801..4869151	-	351	WP_000239579.1	endoribonuclease toxin ChpB	Toxin
FGA21_RS24845	4869145..4869396	-	252	WP_001223210.1	type II toxin-antitoxin system antitoxin ChpS	Antitoxin
FGA21_RS24850	4869608..4869949	-	342	WP_001219160.1	gamma-glutamylcyclotransferase	-
FGA21_RS24855	4869952..4873731	-	3780	WP_000060931.1	autotransporter assembly complex protein TamB	-

Associated MGEs

MGE detail	Similar MGEs	Relative position	MGE Type	Cargo ARG	Virulence gene	Coordinates	Length (bp)

Relative position:
(1) inside: TA loci is completely located inside the MGE;
(2) overlap: TA loci is partially overlapped with the MGE;
(3) flank: The TA loci is located in the 5 kb flanking regions of MGE.

Domains

Predicted by InterproScan

Toxin

• mRNA interferase PemK-like (8-114)

Antitoxin

• SpoVT-AbrB domain (6-49)

Sequences

Toxin

Protein

• Length: 117 a.a.
• Molecular weight: 12511.45 Da
• Isoelectric Point: 5.6219

>T126102 WP_000239579.1 NZ_CP040572:c4869151-4868801 [Escherichia coli O157:H7]
MVKKSEFERGDIVLVGFDPASGHEQQGAGRPALVLSVQAFNQLGMTLVAPITQGGNFARYAGFSVPLHCEEGDVHGVVLV
NQVRMMDLRARLAKRIGLAADEVVEEALLRLQAVVE

Nucleotide

• Length: 351 bp

>T126102 NZ_CP040572:c4869151-4868801 [Escherichia coli O157:H7]
ATGGTAAAGAAAAGTGAATTTGAACGGGGAGACATTGTGCTGGTTGGCTTTGATCCAGCAAGCGGCCATGAACAGCAAGG
TGCTGGTCGACCTGCGCTTGTGCTCTCCGTTCAAGCCTTTAATCAACTGGGAATGACGCTGGTGGCCCCCATTACGCAGG
GTGGAAATTTTGCCCGTTATGCCGGATTTAGCGTTCCTTTACATTGCGAAGAAGGCGATGTGCACGGCGTGGTGCTGGTT
AATCAGGTGCGGATGATGGATCTACGCGCCCGGCTGGCAAAGCGTATTGGTCTGGCTGCGGATGAGGTGGTGGAAGAGGC
GTTATTACGCTTGCAGGCGGTGGTGGAATAA

Antitoxin

Protein

• Length: 84 a.a.
• Molecular weight: 9299.64 Da
• Isoelectric Point: 4.4201

>AT126102 WP_001223210.1 NZ_CP040572:c4869396-4869145 [Escherichia coli O157:H7]
MRITIKRWGNSAGMVIPNIVMKELNLQPGQSVEVQVSNNQLILTPISRRYSLDELLAQCDMNAAELSEQDVWGKSTPAGD
EIW

Nucleotide

• Length: 252 bp

>AT126102 NZ_CP040572:c4869396-4869145 [Escherichia coli O157:H7]
ATGCGTATTACCATAAAAAGATGGGGGAACAGTGCAGGTATGGTCATTCCCAATATCGTAATGAAAGAACTTAACTTACA
GCCGGGGCAGAGCGTGGAAGTGCAGGTGAGCAACAACCAACTGATTCTGACACCCATCTCCAGGCGCTACTCGCTTGATG
AACTGCTGGCACAGTGTGACATGAACGCCGCGGAACTTAGCGAGCAGGATGTCTGGGGTAAATCCACCCCTGCGGGTGAC
GAAATATGGTAA

Structures

Toxin

• AlphaFold DB: A0A0E0Y8A8