Detailed information of TA system TA101809

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): yafN-yafO (relBE)/YafO-YafN
• Location: 4397356..4398050
• Replicon: chromosome
• Accession: NZ_CP028609
• Organism: Escherichia coli strain 142

Toxin (Protein)

• Gene name: yafO
• Uniprot ID: C3TNX7
• Locus tag: C9E66_RS22885
• Protein ID: WP_001263495.1
• Coordinates: 4397356..4397754 (-)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: yafN
• Uniprot ID: S1FJN6
• Locus tag: C9E66_RS22890
• Protein ID: WP_000554757.1
• Coordinates: 4397757..4398050 (-)
• Length: 98 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
-	4392943..4393023	-	81	NuclAT_12	-	-
-	4392943..4393023	-	81	NuclAT_12	-	-
-	4392943..4393023	-	81	NuclAT_12	-	-
-	4392943..4393023	-	81	NuclAT_12	-	-
C9E66_RS22860	4393619..4394077	-	459	WP_001291990.1	xanthine phosphoribosyltransferase	-
C9E66_RS22865	4394338..4395795	+	1458	WP_001293009.1	cytosol nonspecific dipeptidase	-
C9E66_RS22870	4395852..4396373	-	522	Protein_4346	peptide chain release factor H	-
C9E66_RS22875	4396372..4396575	-	204	Protein_4347	RNA ligase RtcB family protein	-
C9E66_RS22880	4396894..4397346	-	453	WP_001059871.1	GNAT family N-acetyltransferase	-
C9E66_RS22885	4397356..4397754	-	399	WP_001263495.1	type II toxin-antitoxin system mRNA interferase toxin YafO	Toxin
C9E66_RS22890	4397757..4398050	-	294	WP_000554757.1	type I toxin-antitoxin system antitoxin YafN	Antitoxin
C9E66_RS22895	4398102..4399157	-	1056	WP_001226188.1	DNA polymerase IV	-
C9E66_RS22900	4399228..4400013	-	786	WP_000207556.1	putative lateral flagellar export/assembly protein LafU	-
C9E66_RS22905	4399985..4401697	+	1713	Protein_4353	flagellar biosynthesis protein FlhA	-
C9E66_RS22910	4401842..4402339	-	498	Protein_4354	REP-associated tyrosine transposase RayT	-

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 toxin YafO (27-130)

Antitoxin

No domain identified.

Sequences

Toxin

Protein

• Length: 133 a.a.
• Molecular weight: 15473.86 Da
• Isoelectric Point: 8.0949

>T101809 WP_001263495.1 NZ_CP028609:c4397754-4397356 [Escherichia coli]
MRVFKTKLIRLQLTAEELDALTADFISYKRDGVLPDIFGRDALYDDSFTWPLIKFERVAHIHLANVNNPFPPQLRQFSRT
NDESHLVYCQGAFDEQAWLLIAILKPEPHKLARDNNQMHKIGKMAEAFRMRF

Nucleotide

• Length: 399 bp

>T101809 NZ_CP028609:c4397754-4397356 [Escherichia coli]
ATGCGGGTATTCAAAACAAAACTTATTCGCCTGCAACTTACAGCAGAGGAGCTTGATGCGTTAACGGCGGATTTTATTTC
CTATAAGCGTGACGGTGTTTTGCCAGATATATTTGGTCGCGATGCACTCTACGACGACTCGTTTACTTGGCCATTAATCA
AATTTGAGCGAGTTGCTCATATTCATCTGGCAAATGTGAATAATCCATTTCCGCCACAGTTGCGCCAATTCAGCAGAACG
AATGACGAATCGCATTTGGTATATTGTCAGGGTGCGTTTGATGAGCAAGCATGGTTGCTCATTGCCATTCTGAAACCTGA
ACCTCATAAACTGGCTCGAGATAACAACCAAATGCATAAAATTGGGAAAATGGCAGAAGCGTTTCGCATGCGTTTTTGA

Antitoxin

Protein

• Length: 98 a.a.
• Molecular weight: 11233.81 Da
• Isoelectric Point: 5.9050

>AT101809 WP_000554757.1 NZ_CP028609:c4398050-4397757 [Escherichia coli]
MHRILAEKSVNITELRKNPAKYFIDQPVAVLSNNRPAGYLLSASAFEALMDMLAEQEEKKPIKARFRPSAARLEEITRRA
EKYLNDMTDDDFNDFKE

Nucleotide

• Length: 294 bp

>AT101809 NZ_CP028609:c4398050-4397757 [Escherichia coli]
ATGCATCGAATTCTCGCTGAAAAATCGGTCAATATCACTGAATTACGTAAAAACCCAGCTAAATACTTTATTGATCAACC
GGTTGCGGTTCTTTCTAATAATCGCCCCGCAGGATATCTCTTAAGTGCCAGCGCATTCGAAGCGTTAATGGACATGCTTG
CTGAACAAGAGGAGAAAAAGCCCATAAAGGCGCGCTTCCGTCCAAGTGCTGCAAGATTAGAGGAAATTACACGCCGAGCT
GAAAAATATCTTAATGATATGACGGATGATGATTTCAATGACTTTAAGGAATAA

Structures

Antitoxin

• AlphaFold DB: S1FJN6