Detailed information of TA system TA175654

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): ataRT/DUF1778(antitoxin)
• Location: 456723..457477
• Replicon: chromosome
• Accession: NZ_CP062719
• Organism: Escherichia coli O157:H7 strain Z1816

Toxin (Protein)

• Gene name: ataT
• Uniprot ID: -
• Locus tag: ILQ55_RS02130
• Protein ID: WP_001301452.1
• Coordinates: 456723..457208 (-)
• Length: 162 a.a.

Antitoxin (Protein)

• Gene name: ataR
• Uniprot ID: Q8X700
• Locus tag: ILQ55_RS02135
• Protein ID: WP_000801912.1
• Coordinates: 457199..457477 (-)
• Length: 93 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
ILQ55_RS02110	451889..452647	+	759	WP_001302007.1	DeoR/GlpR family transcriptional regulator	-
ILQ55_RS02115	452629..454227	-	1599	WP_001232889.1	DNA-binding transcriptional regulator RtcR	-
ILQ55_RS02120	454415..455641	+	1227	WP_001105473.1	RNA-splicing ligase RtcB	-
ILQ55_RS02125	455645..456673	+	1029	WP_000827117.1	RNA 3'-terminal phosphate cyclase	-
ILQ55_RS02130	456723..457208	-	486	WP_001301452.1	GNAT family N-acetyltransferase	Toxin
ILQ55_RS02135	457199..457477	-	279	WP_000801912.1	DUF1778 domain-containing protein	Antitoxin
ILQ55_RS02140	457544..460249	-	2706	WP_000906970.1	HTH-type transcriptional regulator MalT	-

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 (45-143)

Antitoxin

• Vibrio phage ICP1, Orf50 (2-92)

Sequences

Toxin

Protein

• Length: 162 a.a.
• Molecular weight: 17650.57 Da
• Isoelectric Point: 9.4066

>T175654 WP_001301452.1 NZ_CP062719:c457208-456723 [Escherichia coli O157:H7]
MGITAPTPLTSEHNLADFCCSDHGMNEWLKKKALKNHSSGLSRVYVICIANTRQVIGYYCLSTGSIQRNLAPGAMRRNAP
ESLPVVVLGRLAIDQAWAGKGLGVALLKDAVYRTMSIAQQVGVRALIVHALDDSVRNFYLKYAFVPSPFQSLTLLYPITL
E

Nucleotide

• Length: 486 bp

>T175654 NZ_CP082127:754857-755153 [Escherichia coli]
ATGGAAAAACGCACACCACATACACGTTTGAGTCAGGTTAAAAAACTTGTCAATGCCGGGCAAGTTCGTACAACACGTAG
TGCCCTGTTAAATGCAGATGAGTTAGGTTTGGATTTTGATGGTATGTGTAATGTTATCATTGGATTATCAGAGAGCGACT
TTTATAAAAGCATGACCACCTACTCTGATCATACTATCTGGCAGGATGTTTACAGACCCAGGCTTGTTACAGGCCAGGTT
TATCTTAAAATTACGGTAATTCATGACGTACTGATCGTCTCGTTTAAGGAGAAGTAA

Antitoxin

Protein

• Length: 93 a.a.
• Molecular weight: 10420.94 Da
• Isoelectric Point: 4.6336

>AT175654 WP_000801912.1 NZ_CP062719:c457477-457199 [Escherichia coli O157:H7]
MKPESKEAPINIRAKASQRDLIDMAANLVAKSRTDFMLDAACREAQDILLDQRLFILDDEQYDAFLAALDAPITAERQAK
INALMNRKSPWE

Nucleotide

• Length: 279 bp

>AT175654 NZ_CP082127:755155-755550 [Escherichia coli]
ATGAAATGTCCGGTTTGCCACCAGGGAGAAATGGTTTCTGGCATTAAAGATATTCCATACACCTTCCGTGGACGAAAAAC
AGTATTGAAAGGTATCCACGGTTTATATTGTGTCCATTGCGAAGAGAGCATCATGAATAAAGAAGAGTCAGATGCTTTCA
TGGCGCAAGTAAAGGCATTTCGGGCTTCGGTGAATGCCGAAACAGTGGCACCTGAATTTATAGTGAAGGTTCGAAAAAAG
CTCTCTCTTACCCAAAAAGAGGCAAGCGAAATTTTTGGGGGAGGTGTAAATGCGTTTTCGCGTTACGAAAAAGGCAATGC
CCAACCTCATCCTTCCACAATCAAACTTTTACGTGTTCTGGATAAGCATCCAGAACTATTGAATGAAATCCGTTAA

Structures

Antitoxin

• AlphaFold DB: A0A7U9LHB9