Detailed information of TA system TA042126

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): yafN-yafO (relBE)/YafO-YafN
• Location: 292365..293059
• Replicon: chromosome
• Accession: NZ_AP026101
• Organism: Escherichia coli strain 93_161312

Toxin (Protein)

• Gene name: yafO
• Uniprot ID: C3TNX7
• Locus tag: OO868_RS01325
• Protein ID: WP_001263495.1
• Coordinates: 292661..293059 (+)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: yafN
• Uniprot ID: S1FJN6
• Locus tag: OO868_RS01320
• Protein ID: WP_000554757.1
• Coordinates: 292365..292658 (+)
• Length: 98 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
OO868_RS01300 (288076)	288076..288573	+	498	Protein_252	REP-associated tyrosine transposase RayT	-
OO868_RS01305 (288718)	288718..290430	-	1713	Protein_253	flagellar biosynthesis protein FlhA	-
OO868_RS01310 (290402)	290402..291187	+	786	WP_000207556.1	putative lateral flagellar export/assembly protein LafU	-
OO868_RS01315 (291258)	291258..292313	+	1056	WP_001226186.1	DNA polymerase IV	-
OO868_RS01320 (292365)	292365..292658	+	294	WP_000554757.1	type I toxin-antitoxin system antitoxin YafN	Antitoxin
OO868_RS01325 (292661)	292661..293059	+	399	WP_001263495.1	type II toxin-antitoxin system mRNA interferase toxin YafO	Toxin
OO868_RS01330 (293069)	293069..293521	+	453	WP_001059871.1	GNAT family N-acetyltransferase	-
OO868_RS01335 (293840)	293840..294043	+	204	Protein_259	RtcB family protein	-
OO868_RS01340 (294042)	294042..294563	+	522	Protein_260	peptide chain release factor H	-
OO868_RS01345 (294620)	294620..296077	-	1458	WP_001293020.1	cytosol nonspecific dipeptidase	-
OO868_RS01350 (296338)	296338..296796	+	459	WP_001291990.1	xanthine phosphoribosyltransferase	-
- (297392)	297392..297472	+	81	NuclAT_11	-	-
- (297392)	297392..297472	+	81	NuclAT_11	-	-
- (297392)	297392..297472	+	81	NuclAT_11	-	-
- (297392)	297392..297472	+	81	NuclAT_11	-	-

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

>T42126 WP_001263495.1 NZ_AP026101:292661-293059 [Escherichia coli]
MRVFKTKLIRLQLTAEELDALTADFISYKRDGVLPDIFGRDALYDDSFTWPLIKFERVAHIHLANVNNPFPPQLRQFSRT
NDESHLVYCQGAFDEQAWLLIAILKPEPHKLARDNNQMHKIGKMAEAFRMRF

Nucleotide

• Length: 399 bp

>T42126 NZ_AP026101:292661-293059 [Escherichia coli]
ATGCGGGTATTCAAAACAAAACTTATTCGCCTGCAACTTACAGCAGAGGAGCTTGATGCGTTAACGGCGGATTTTATTTC
CTATAAGCGTGACGGTGTTTTGCCAGATATATTTGGTCGCGATGCACTCTACGACGACTCGTTTACTTGGCCATTAATCA
AATTTGAGCGAGTTGCTCATATTCATCTGGCAAATGTGAATAATCCATTTCCGCCACAGTTGCGCCAATTCAGCAGAACG
AATGACGAATCGCATTTGGTATATTGTCAGGGTGCGTTTGATGAGCAAGCATGGTTGCTCATTGCCATTCTGAAACCTGA
ACCTCATAAACTGGCTCGAGATAACAACCAAATGCATAAAATTGGGAAAATGGCAGAAGCGTTTCGCATGCGTTTTTGA

Antitoxin

Protein

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

>AT42126 WP_000554757.1 NZ_AP026101:292365-292658 [Escherichia coli]
MHRILAEKSVNITELRKNPAKYFIDQPVAVLSNNRPAGYLLSASAFEALMDMLAEQEEKKPIKARFRPSAARLEEITRRA
EKYLNDMTDDDFNDFKE

Nucleotide

• Length: 294 bp

>AT42126 NZ_AP026101:292365-292658 [Escherichia coli]
ATGCATCGAATTCTCGCTGAAAAATCGGTCAATATCACTGAATTACGTAAAAACCCAGCTAAATACTTTATTGATCAACC
GGTTGCGGTTCTTTCTAATAATCGCCCCGCAGGATATCTCTTAAGTGCCAGCGCATTCGAAGCGTTAATGGACATGCTTG
CTGAACAAGAGGAGAAAAAGCCCATAAAGGCGCGCTTCCGTCCAAGTGCTGCAAGATTAGAGGAAATTACACGCCGAGCT
GAAAAATATCTTAATGATATGACGGATGATGATTTCAATGACTTTAAGGAATAA

Structures

Antitoxin

• AlphaFold DB: S1FJN6