Detailed information of TA system TA074991

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): higBA (relBE)/HigB-HigA
• Location: 1078187..1078914
• Replicon: chromosome
• Accession: NZ_CP020520
• Organism: Escherichia coli strain 190

Toxin (Protein)

• Gene name: higB
• Uniprot ID: J7Q991
• Locus tag: A9X72_RS05580
• Protein ID: WP_000547564.1
• Coordinates: 1078187..1078498 (+)
• Length: 104 a.a.

Antitoxin (Protein)

• Gene name: higA
• Uniprot ID: -
• Locus tag: A9X72_RS05585
• Protein ID: WP_000126294.1
• Coordinates: 1078495..1078914 (+)
• Length: 140 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
A9X72_RS05550	1073329..1075038	+	1710	WP_001288134.1	formate hydrogenlyase subunit HycE	-
A9X72_RS05555	1075048..1075590	+	543	WP_000493792.1	formate hydrogenlyase subunit HycF	-
A9X72_RS05560	1075590..1076357	+	768	WP_000067399.1	formate hydrogenlyase subunit HycG	-
A9X72_RS05565	1076354..1076764	+	411	WP_001291921.1	formate hydrogenlyase assembly protein HycH	-
A9X72_RS05570	1076757..1077227	+	471	WP_000132961.1	hydrogenase maturation peptidase HycI	-
A9X72_RS05575	1077252..1078013	+	762	WP_001026446.1	hypothetical protein	-
A9X72_RS05580	1078187..1078498	+	312	WP_000547564.1	type II toxin-antitoxin system HigB family toxin	Toxin
A9X72_RS05585	1078495..1078914	+	420	WP_000126294.1	helix-turn-helix domain-containing protein	Antitoxin
A9X72_RS05590	1079028..1080452	-	1425	WP_000110313.1	6-phospho-beta-glucosidase AscB	-
A9X72_RS05595	1080461..1081918	-	1458	WP_001107856.1	PTS cellobiose/arbutin/salicin transporter subunit IIBC	-
A9X72_RS05600	1082178..1083188	+	1011	WP_001363554.1	DNA-binding transcriptional regulator AscG	-
A9X72_RS05605	1083337..1083864	+	528	WP_001078777.1	electron transport protein HydN	-

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

• Toxin-antitoxin system, mRNA interferase HigB (22-93)

Antitoxin

• Cro/C1-type helix-turn-helix domain (85-138)

Sequences

Toxin

Protein

• Length: 104 a.a.
• Molecular weight: 12426.13 Da
• Isoelectric Point: 9.7248

>T74991 WP_000547564.1 NZ_CP020520:1078187-1078498 [Escherichia coli]
MHIISKAPFEESARKYPNDALALQALYRVIKETDFSTPEEMRTAFPNLDNFRYRNKWYVLDVGGNNLRVIAYINFVNKRF
FVKHITNHAEYDKLTRYYRENKE

Nucleotide

• Length: 312 bp

>T74991 NZ_CP020520:1078187-1078498 [Escherichia coli]
ATGCACATCATTTCTAAAGCGCCATTTGAAGAGTCTGCGCGTAAATATCCTAACGACGCTCTGGCTCTTCAGGCATTGTA
TCGGGTTATTAAGGAAACGGATTTTTCTACACCAGAAGAAATGCGAACGGCGTTTCCCAACCTCGACAATTTTAGATATC
GCAACAAATGGTACGTTCTGGATGTCGGCGGGAACAATCTTAGGGTTATTGCCTACATAAACTTTGTTAATAAGCGGTTC
TTTGTGAAGCACATAACGAATCACGCAGAGTATGACAAACTGACACGTTACTACAGAGAGAACAAAGAATGA

Antitoxin

Protein

• Length: 140 a.a.
• Molecular weight: 15416.42 Da
• Isoelectric Point: 4.4596

>AT74991 WP_000126294.1 NZ_CP020520:1078495-1078914 [Escherichia coli]
MTANAARAVKATRELVNAVPFLGGSDSEDDYREALELVEYLIEEDDTNPLIDFLASRIAEYENNNEKFAEFDKAVAAMPV
GVALLRTLIDQHNLTYADLKNEIGSKSLVSQILSGQRSLTISHIKALSARFGVKPEWFL

Nucleotide

• Length: 420 bp

>AT74991 NZ_CP020520:1078495-1078914 [Escherichia coli]
ATGACTGCTAATGCTGCACGCGCTGTTAAAGCAACAAGAGAACTGGTCAATGCAGTCCCCTTTCTGGGAGGCAGTGACTC
AGAAGATGATTATCGTGAAGCACTGGAACTGGTCGAATATTTGATTGAAGAAGATGACACCAATCCACTTATCGACTTTC
TGGCGAGCCGCATTGCAGAGTATGAAAACAACAACGAAAAGTTTGCAGAGTTCGACAAAGCCGTTGCGGCAATGCCGGTT
GGCGTGGCGTTACTTCGCACGTTGATTGATCAACATAATCTGACCTATGCGGATTTGAAGAACGAAATCGGCTCTAAATC
CCTGGTCAGTCAGATTTTGTCTGGACAACGATCCCTGACGATATCCCACATTAAGGCACTTTCAGCCCGATTTGGCGTTA
AGCCGGAATGGTTTCTTTGA

Structures

Toxin

• AlphaFold DB: A0A0A0FJG5