Detailed information of TA system TA080925

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): hicAB/HicA-HicB
• Location: 203158..203770
• Replicon: chromosome
• Accession: NZ_CP023364
• Organism: Escherichia coli strain 144

Toxin (Protein)

• Gene name: hicA
• Uniprot ID: U9YXE2
• Locus tag: CNQ53_RS01845
• Protein ID: WP_000833473.1
• Coordinates: 203158..203343 (+)
• Length: 62 a.a.

Antitoxin (Protein)

• Gene name: hicB
• Uniprot ID: L4IWR9
• Locus tag: CNQ53_RS01850
• Protein ID: WP_000499744.1
• Coordinates: 203360..203770 (+)
• Length: 137 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
CNQ53_RS01830	199999..201150	+	1152	WP_000741501.1	L-threonine dehydrogenase	-
CNQ53_RS01835	201351..202889	+	1539	WP_001551836.1	aldehyde dehydrogenase AldB	-
CNQ53_RS01845	203158..203343	+	186	WP_000833473.1	type II toxin-antitoxin system HicA family toxin	Toxin
CNQ53_RS01850	203360..203770	+	411	WP_000499744.1	type II toxin-antitoxin system HicB family antitoxin	Antitoxin
CNQ53_RS01855	203842..205806	-	1965	WP_001551835.1	glycoside hydrolase family 127 protein	-
CNQ53_RS01860	205817..207217	-	1401	WP_000204811.1	MFS transporter	-
CNQ53_RS01865	207443..208258	+	816	WP_000891823.1	AraC family transcriptional regulator	-

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

• HicA mRNA interferase family (4-59)

Antitoxin

• HicB-like antitoxin of toxin-antitoxin system (3-129)

Sequences

Toxin

Protein

• Length: 62 a.a.
• Molecular weight: 6800.89 Da
• Isoelectric Point: 11.7053

>T80925 WP_000833473.1 NZ_CP023364:203158-203343 [Escherichia coli]
VKSADVIAILKQHGWEHIRTRGSHHQFRHPVHPGLVTVPHPKKDIKPGTLAQIGRQAGLTF

Nucleotide

• Length: 186 bp

>T80925 NZ_CP023364:203158-203343 [Escherichia coli]
GTGAAAAGTGCAGACGTGATCGCCATCCTGAAGCAGCATGGCTGGGAACATATTCGAACCCGTGGCAGTCATCATCAGTT
CCGCCACCCTGTTCATCCGGGTCTGGTGACGGTTCCGCACCCTAAAAAAGATATTAAGCCCGGTACGCTGGCGCAAATTG
GGCGTCAGGCTGGTTTAACATTTTAA

Antitoxin

Protein

• Length: 137 a.a.
• Molecular weight: 15241.15 Da
• Isoelectric Point: 4.5486

>AT80925 WP_000499744.1 NZ_CP023364:203360-203770 [Escherichia coli]
MFYPAYIHSDPDGSASGFFPDVPGCYFAGDTLDNAFQDARSALVAHFETLCEMNEELPLPGSVETHLVQRAQDFIGGQWL
LVDINMNQFEGRAERINITMPKRLLNKIDTYVRNNPDYANRSAFLAEAARRVLPGV

Nucleotide

• Length: 411 bp

>AT80925 NZ_CP023364:203360-203770 [Escherichia coli]
ATGTTTTATCCCGCCTATATCCACAGTGATCCTGACGGCAGCGCCAGCGGTTTTTTCCCTGATGTTCCAGGCTGTTATTT
TGCTGGTGATACGCTGGACAACGCTTTCCAGGATGCGCGAAGTGCACTGGTCGCGCACTTCGAAACCTTATGCGAGATGA
ATGAAGAGTTGCCGCTTCCAGGCTCTGTGGAAACACATCTGGTCCAGCGTGCGCAGGACTTTATTGGTGGGCAATGGTTG
CTGGTGGATATCAATATGAATCAGTTCGAAGGTCGGGCTGAACGTATCAATATTACGATGCCGAAAAGGTTACTGAACAA
GATTGATACCTACGTGCGCAATAACCCAGACTACGCCAACAGAAGTGCGTTTCTGGCAGAAGCTGCCCGGCGTGTATTGC
CGGGCGTTTAA

Structures

Toxin

• AlphaFold DB: U9YXE2

Antitoxin

• AlphaFold DB: L4IWR9