Detailed information of TA system TA066560

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): ataRT/DUF1778(antitoxin)
• Location: 401802..402602
• Replicon: chromosome
• Accession: NZ_CP017436
• Organism: Escherichia coli O157:H7 strain 2149

Toxin (Protein)

• Gene name: ataT
• Uniprot ID: A0A891SNC1
• Locus tag: A4C44_RS01990
• Protein ID: WP_000342448.1
• Coordinates: 402075..402602 (+)
• Length: 176 a.a.

Antitoxin (Protein)

• Gene name: ataR
• Uniprot ID: F4NNI1
• Locus tag: A4C44_RS01985
• Protein ID: WP_001277108.1
• Coordinates: 401802..402068 (+)
• Length: 89 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
A4C44_RS01965	397460..398128	+	669	WP_000617723.1	cell division ATP-binding protein FtsE	-
A4C44_RS01970	398121..399179	+	1059	WP_001042003.1	permease-like cell division protein FtsX	-
A4C44_RS01975	399424..400278	+	855	WP_000130217.1	RNA polymerase sigma factor RpoH	-
A4C44_RS01980	400549..401652	+	1104	WP_001021996.1	branched chain amino acid ABC transporter substrate-binding protein LivJ	-
A4C44_RS01985	401802..402068	+	267	WP_001277108.1	DUF1778 domain-containing protein	Antitoxin
A4C44_RS01990	402075..402602	+	528	WP_000342448.1	GNAT family N-acetyltransferase	Toxin
A4C44_RS01995	402599..402982	-	384	WP_000778769.1	aspartate 1-decarboxylase autocleavage activator PanM	-
A4C44_RS02000	403406..404515	+	1110	WP_001301528.1	high-affinity branched-chain amino acid ABC transporter substrate-binding protein LivK	-
A4C44_RS02005	404563..405489	+	927	WP_001295111.1	high-affinity branched-chain amino acid ABC transporter permease LivH	-
A4C44_RS02010	405486..406763	+	1278	WP_000803797.1	branched chain amino acid ABC transporter permease LivM	-
A4C44_RS02015	406760..407527	+	768	WP_000082101.1	high-affinity branched-chain amino acid ABC transporter ATP-binding protein LivG	-

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

• GNAT domain (88-150)

Antitoxin

• Vibrio phage ICP1, Orf50 (8-86)

Sequences

Toxin

Protein

• Length: 176 a.a.
• Molecular weight: 19692.68 Da
• Isoelectric Point: 7.3232

>T66560 WP_000342448.1 NZ_CP017436:402075-402602 [Escherichia coli O157:H7]
MDDLTIEILTDDADYDLQRFDCGEEALNLFLTTHLVRQHRNKILRAYILCRNTPERQVLGYYTLCGSCFERAALPSKSKQ
KKIPYKNIPSVTLGRLAIDRSLQGQGWGATLVAHAMKVVWSASLAVGIHGLFVEALNEKAHTFYKSLGFIPLVGENENAL
FFPTKSIELLFTQSD

Nucleotide

• Length: 528 bp

>T66560 NZ_CP017436:402075-402602 [Escherichia coli O157:H7]
ATGGATGATCTGACGATAGAGATTCTGACCGATGATGCAGATTATGATCTACAGCGATTCGACTGCGGCGAGGAAGCGTT
AAATCTCTTTCTGACGACACATCTCGTTCGTCAACATCGCAACAAAATTCTGCGAGCGTATATCCTTTGTCGCAACACTC
CAGAACGTCAGGTGCTGGGATATTACACATTATGCGGCAGTTGTTTTGAACGAGCCGCATTGCCCTCGAAATCGAAACAG
AAAAAAATTCCCTACAAAAATATTCCCAGCGTTACTCTTGGGCGTCTGGCAATTGATCGTTCATTACAGGGGCAGGGATG
GGGAGCAACACTGGTTGCTCATGCCATGAAAGTCGTCTGGTCAGCCTCTTTAGCGGTAGGTATTCACGGTCTTTTTGTCG
AGGCGCTGAATGAAAAAGCCCATACGTTTTATAAATCGCTGGGCTTTATCCCTTTAGTCGGGGAAAACGAAAATGCGTTA
TTTTTCCCAACCAAATCCATTGAACTGCTTTTTACACAGAGCGATTAA

Antitoxin

Protein

• Length: 89 a.a.
• Molecular weight: 9910.31 Da
• Isoelectric Point: 10.0863

>AT66560 WP_001277108.1 NZ_CP017436:401802-402068 [Escherichia coli O157:H7]
MSAVKKQRIDLRLTDDDKSMIEEAAAISNQSVSQFMLNSASQRAAEVIEQHRRVILNEESWTRVMDALSNPPSPGEKLKR
AAKRLQGM

Nucleotide

• Length: 267 bp

>AT66560 NZ_CP017436:401802-402068 [Escherichia coli O157:H7]
ATGTCTGCTGTTAAAAAGCAGCGTATCGATCTGCGTTTAACTGACGATGACAAAAGTATGATTGAGGAAGCGGCAGCGAT
ATCTAATCAGTCCGTCAGCCAATTTATGTTGAACAGCGCTTCGCAGCGGGCTGCGGAAGTGATTGAACAGCATCGGCGGG
TGATCCTCAATGAGGAATCCTGGACGCGGGTGATGGATGCGCTGAGTAATCCACCGTCACCAGGTGAAAAGCTAAAACGT
GCGGCAAAACGTCTTCAGGGAATGTAA

Structures

Toxin

• PDB: 6GTS

Antitoxin

• AlphaFold DB: A0A829CN24