Detailed information of TA system TA137483

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): yafN-yafO (relBE)/YafO-YafN
• Location: 3645344..3646038
• Replicon: chromosome
• Accession: NZ_CP043187
• Organism: Escherichia coli O16:H48 strain PG20180170

Toxin (Protein)

• Gene name: yafO
• Uniprot ID: Q47157
• Locus tag: FYA17_RS17965
• Protein ID: WP_001263489.1
• Coordinates: 3645344..3645742 (-)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: yafN
• Uniprot ID: S1QAE3
• Locus tag: FYA17_RS17970
• Protein ID: WP_000554758.1
• Coordinates: 3645745..3646038 (-)
• Length: 98 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
-	3640932..3641012	-	81	NuclAT_12	-	-
-	3640932..3641012	-	81	NuclAT_12	-	-
-	3640932..3641012	-	81	NuclAT_12	-	-
-	3640932..3641012	-	81	NuclAT_12	-	-
FYA17_RS17940	3641608..3642066	-	459	WP_001291990.1	xanthine phosphoribosyltransferase	-
FYA17_RS17945	3642327..3643784	+	1458	WP_001292994.1	cytosol nonspecific dipeptidase	-
FYA17_RS17950	3643841..3644362	-	522	Protein_3497	peptide chain release factor H	-
FYA17_RS17955	3644358..3644564	-	207	Protein_3498	RtcB family protein	-
FYA17_RS17960	3644882..3645334	-	453	WP_001059892.1	GNAT family N-acetyltransferase	-
FYA17_RS17965	3645344..3645742	-	399	WP_001263489.1	type II toxin-antitoxin system mRNA interferase toxin YafO	Toxin
FYA17_RS17970	3645745..3646038	-	294	WP_000554758.1	type I toxin-antitoxin system antitoxin YafN	Antitoxin
FYA17_RS17975	3646090..3647145	-	1056	WP_001226164.1	DNA polymerase IV	-
FYA17_RS17980	3647216..3648001	-	786	WP_000207552.1	putative lateral flagellar export/assembly protein LafU	-
FYA17_RS17985	3647973..3649685	+	1713	Protein_3504	flagellar biosynthesis protein FlhA	-
FYA17_RS17990	3649909..3650406	-	498	WP_000006255.1	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: 15487.84 Da
• Isoelectric Point: 7.4215

>T137483 WP_001263489.1 NZ_CP043187:c3645742-3645344 [Escherichia coli O16:H48]
MRVFKTKLIRLQLTAEELDALTADFISYKRDGVLPDIFGRDALYDDSFTWPLIKFERVAHIHLANENNPFPPQLRQFSRT
NDEAHLVYCQGAFDEQAWLLIAILKPEPHKLARDNNQMHKIGKMAEAFRMRF

Nucleotide

• Length: 399 bp

>T137483 NZ_CP056751:c2993746-2993225 [Enterobacter hormaechei]
GTGGCAAATCTCACGATCGAAATGTTATCAGAGGGAACCGATTACGATTTCGGCGATTTCGATTGTGGTGAACCCTCGCT
AAATGCCTTCCTTACCGAGCACCTGGTACGTCAGCACGGCGGGCGTATTTTACGCGGCTACCTGCTTAAAGAACGCGACC
ATCCGCGTGTCCTGGGCTATTACACACTCTCGGGAAGTTGCTTTGAAAAAGCGATGCTTCCTTCAAAGACTCAGCAGCGC
CGCATCCCATACAGCAACGTCCCCAGCGTGACGCTGGGGCGTCTGGCTGTCCATAAAGAACTACAGGGAAACGAGTGGGG
AACAACGCTTGTCACACACGCTATGCGCGTTGTTTATCTGGCGTCGCAGGCTGTTGGCGTCCACGGAATTTTTGTGGATG
CGCTTAACGAACGGGCCAAACGATTTTATCTGAAGCTGGGGTTTATCCCGCTGGCAGGTGAAAACAGCAGTTCGCTGTTC
TTCCCCACGCAATCTATCGAACGACTGTTTGAGCAGGCGTGA

Antitoxin

Protein

• Length: 98 a.a.
• Molecular weight: 11233.76 Da
• Isoelectric Point: 5.2170

>AT137483 WP_000554758.1 NZ_CP043187:c3646038-3645745 [Escherichia coli O16:H48]
MHRILAEKSVNITELRKNPAKYFIDQPVAVLSNNRPAGYLLSASAFEALMDMLAEQEEKKPIKARFRPSAARLEEITRRA
EQYLNDMTDDDFNDFKE

Nucleotide

• Length: 294 bp

>AT137483 NZ_CP043187:c3646038-3645745 [Escherichia coli O16:H48]
ATGCATCGAATTCTCGCTGAAAAATCGGTCAATATCACTGAGTTACGTAAAAACCCAGCTAAATACTTTATTGATCAACC
GGTTGCGGTTCTTTCTAATAATCGCCCCGCAGGATATCTCTTAAGTGCCAGCGCATTCGAAGCGTTAATGGACATGCTTG
CTGAACAAGAGGAGAAAAAGCCCATAAAGGCGCGCTTCCGTCCAAGTGCTGCAAGATTAGAGGAAATTACACGCCGCGCT
GAACAATATCTTAATGATATGACGGATGATGATTTCAATGACTTTAAGGAATAA

Structures

Toxin

• AlphaFold DB: A0A090J8B1

Antitoxin

• AlphaFold DB: S1QAE3