Detailed information of TA system TA069171

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): yafN-yafO (relBE)/YafO-YafN
• Location: 292513..293207
• Replicon: chromosome
• Accession: NZ_CP018247
• Organism: Escherichia coli strain 7784

Toxin (Protein)

• Gene name: yafO
• Uniprot ID: C3TNX7
• Locus tag: BFL18_RS01435
• Protein ID: WP_001263495.1
• Coordinates: 292809..293207 (+)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: yafN
• Uniprot ID: S1FJN6
• Locus tag: BFL18_RS01430
• Protein ID: WP_000554757.1
• Coordinates: 292513..292806 (+)
• Length: 98 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
BFL18_RS30410	288231..288728	+	498	Protein_252	REP-associated tyrosine transposase RayT	-
BFL18_RS01415	288866..290578	-	1713	Protein_253	flagellar biosynthesis protein FlhA	-
BFL18_RS01420	290550..291335	+	786	WP_000207556.1	putative lateral flagellar export/assembly protein LafU	-
BFL18_RS01425	291406..292461	+	1056	WP_001226186.1	DNA polymerase IV	-
BFL18_RS01430	292513..292806	+	294	WP_000554757.1	type I toxin-antitoxin system antitoxin YafN	Antitoxin
BFL18_RS01435	292809..293207	+	399	WP_001263495.1	type II toxin-antitoxin system mRNA interferase toxin YafO	Toxin
BFL18_RS01440	293217..293669	+	453	WP_001059871.1	GNAT family N-acetyltransferase	-
BFL18_RS01445	293988..294191	+	204	Protein_259	RNA ligase RtcB family protein	-
BFL18_RS01450	294190..294711	+	522	Protein_260	peptide chain release factor H	-
BFL18_RS01455	294768..296225	-	1458	WP_001293009.1	cytosol nonspecific dipeptidase	-
BFL18_RS01460	296486..296944	+	459	WP_001291990.1	xanthine phosphoribosyltransferase	-
-	297540..297620	+	81	NuclAT_11	-	-
-	297540..297620	+	81	NuclAT_11	-	-
-	297540..297620	+	81	NuclAT_11	-	-
-	297540..297620	+	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

>T69171 WP_001263495.1 NZ_CP018247:292809-293207 [Escherichia coli]
MRVFKTKLIRLQLTAEELDALTADFISYKRDGVLPDIFGRDALYDDSFTWPLIKFERVAHIHLANVNNPFPPQLRQFSRT
NDESHLVYCQGAFDEQAWLLIAILKPEPHKLARDNNQMHKIGKMAEAFRMRF

Nucleotide

• Length: 399 bp

>T69171 NZ_CP018247:292809-293207 [Escherichia coli]
ATGCGGGTATTCAAAACAAAACTTATTCGCCTGCAACTTACAGCAGAGGAGCTTGATGCGTTAACGGCGGATTTTATTTC
CTATAAGCGTGACGGTGTTTTGCCAGATATATTTGGTCGCGATGCACTCTACGACGACTCGTTTACTTGGCCATTAATCA
AATTTGAGCGAGTTGCTCATATTCATCTGGCAAATGTGAATAATCCATTTCCGCCACAGTTGCGCCAATTCAGCAGAACG
AATGACGAATCGCATTTGGTATATTGTCAGGGTGCGTTTGATGAGCAAGCATGGTTGCTCATTGCCATTCTGAAACCTGA
ACCTCATAAACTGGCTCGAGATAACAACCAAATGCATAAAATTGGGAAAATGGCAGAAGCGTTTCGCATGCGTTTTTGA

Antitoxin

Protein

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

>AT69171 WP_000554757.1 NZ_CP018247:292513-292806 [Escherichia coli]
MHRILAEKSVNITELRKNPAKYFIDQPVAVLSNNRPAGYLLSASAFEALMDMLAEQEEKKPIKARFRPSAARLEEITRRA
EKYLNDMTDDDFNDFKE

Nucleotide

• Length: 294 bp

>AT69171 NZ_CP018247:292513-292806 [Escherichia coli]
ATGCATCGAATTCTCGCTGAAAAATCGGTCAATATCACTGAATTACGTAAAAACCCAGCTAAATACTTTATTGATCAACC
GGTTGCGGTTCTTTCTAATAATCGCCCCGCAGGATATCTCTTAAGTGCCAGCGCATTCGAAGCGTTAATGGACATGCTTG
CTGAACAAGAGGAGAAAAAGCCCATAAAGGCGCGCTTCCGTCCAAGTGCTGCAAGATTAGAGGAAATTACACGCCGAGCT
GAAAAATATCTTAATGATATGACGGATGATGATTTCAATGACTTTAAGGAATAA

Structures

Antitoxin

• AlphaFold DB: S1FJN6