Detailed information of TA system TA176230

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): chpSB/PRK09812-ChpS
• Location: 4960657..4961252
• Replicon: chromosome
• Accession: NZ_CP062755
• Organism: Escherichia coli O157:H7 strain Z903

Toxin (Protein)

• Gene name: chpB
• Uniprot ID: U9Y4M4
• Locus tag: ILQ39_RS24670
• Protein ID: WP_000239579.1
• Coordinates: 4960657..4961007 (-)
• Length: 117 a.a.

Antitoxin (Protein)

• Gene name: chpS
• Uniprot ID: Q8XCF3
• Locus tag: ILQ39_RS24675
• Protein ID: WP_001223210.1
• Coordinates: 4961001..4961252 (-)
• Length: 84 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
ILQ39_RS24650	4956103..4957125	-	1023	WP_001301928.1	ABC transporter permease	-
ILQ39_RS24655	4957139..4958641	-	1503	WP_000205806.1	sugar ABC transporter ATP-binding protein	-
ILQ39_RS24660	4958781..4959737	-	957	WP_000265942.1	galactofuranose ABC transporter substrate-binding protein YtfQ	-
ILQ39_RS24665	4960047..4960577	+	531	WP_000055075.1	inorganic diphosphatase	-
ILQ39_RS24670	4960657..4961007	-	351	WP_000239579.1	endoribonuclease toxin ChpB	Toxin
ILQ39_RS24675	4961001..4961252	-	252	WP_001223210.1	type II toxin-antitoxin system antitoxin ChpS	Antitoxin
ILQ39_RS24680	4961464..4961805	-	342	WP_001219160.1	gamma-glutamylcyclotransferase	-
ILQ39_RS24685	4961808..4965587	-	3780	WP_000060930.1	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

>T176230 WP_000239579.1 NZ_CP062755:c4961007-4960657 [Escherichia coli O157:H7]
MVKKSEFERGDIVLVGFDPASGHEQQGAGRPALVLSVQAFNQLGMTLVAPITQGGNFARYAGFSVPLHCEEGDVHGVVLV
NQVRMMDLRARLAKRIGLAADEVVEEALLRLQAVVE

Nucleotide

• Length: 351 bp

>T176230 NZ_CP082773:483074-483247 [Escherichia coli O99:H6]
ATGGCACTATTCTCTAAAATATTAATTTTTTATGTGATTGGTGTGAACATATCCTTTGTCATTATCTGGTTTATCTCACA
TGAGAAAACACATATTCGTTTACTTAGTGCATTTCTGGTCGGAATAACCTGGCCAATGAGTCTGCCTGTGGCATTACTTT
TTTCTCTCTTTTAG

Antitoxin

Protein

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

>AT176230 WP_001223210.1 NZ_CP062755:c4961252-4961001 [Escherichia coli O157:H7]
MRITIKRWGNSAGMVIPNIVMKELNLQPGQSVEVQVSNNQLILTPISRRYSLDELLAQCDMNAAELSEQDVWGKSTPAGD
EIW

Nucleotide

• Length: 252 bp

>AT176230 NZ_CP082773:482750-483046 [Escherichia coli O99:H6]
ATGGAAGGTAAAAACAAGTTCAATACTTATGTTGTTTCTTTTGATTATCCATCATCTTATTCCTCAGTGTTCTTAAGGTT
AAGATCATTGATGTATGATATGAATTTCTCCTCTATCGTGGCTGATGAATATGGGATACCACGACAATTGAATGAAAACT
CCTTCGCAATAACGACATCGTTAGCCGCAAGCGAAATCGAAGATTTAATCAGGCTCAAATGCTTAGACTTACCGGATATT
GATTTTGACCTCAGCATTATGACAGTTGATGACTATTTCCGTCAGTTTTACAAGTAG

Structures

Toxin

• AlphaFold DB: A0A0E0Y8A8