Detailed information of TA system TA187968

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): hicAB/HicA-HicB
• Location: 202766..203378
• Replicon: chromosome
• Accession: NZ_CP068805
• Organism: Escherichia coli strain RIVM_C018567

Toxin (Protein)

• Gene name: hicA
• Uniprot ID: U9YXE2
• Locus tag: JNN55_RS00915
• Protein ID: WP_000833473.1
• Coordinates: 202766..202951 (+)
• Length: 62 a.a.

Antitoxin (Protein)

• Gene name: hicB
• Uniprot ID: L4IWR9
• Locus tag: JNN55_RS00920
• Protein ID: WP_000499744.1
• Coordinates: 202968..203378 (+)
• Length: 137 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
JNN55_RS00905	199607..200758	+	1152	WP_000741501.1	L-threonine dehydrogenase	-
JNN55_RS00910	200959..202497	+	1539	WP_001551836.1	aldehyde dehydrogenase AldB	-
JNN55_RS00915	202766..202951	+	186	WP_000833473.1	type II toxin-antitoxin system HicA family toxin	Toxin
JNN55_RS00920	202968..203378	+	411	WP_000499744.1	type II toxin-antitoxin system HicB family antitoxin	Antitoxin
JNN55_RS00925	203450..205414	-	1965	WP_001551835.1	glycoside hydrolase family 127 protein	-
JNN55_RS00930	205425..206825	-	1401	WP_000204811.1	MFS transporter	-
JNN55_RS00935	207051..207866	+	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

>T187968 WP_000833473.1 NZ_CP068805:202766-202951 [Escherichia coli]
VKSADVIAILKQHGWEHIRTRGSHHQFRHPVHPGLVTVPHPKKDIKPGTLAQIGRQAGLTF

Nucleotide

• Length: 186 bp

>T187968 NZ_CP090150:482479-482829 [Bacillus velezensis]
TTGATTGTAAAGCGCGGCGATGTTTATTTTGCTGATTTATCTCCTGTTGTTGGCTCAGAGCAAGGCGGCGTACGCCCGGT
TTTAGTGATCCAAAATGATATCGGAAATCGCTTTAGCCCGACTGCTATTGTTGCAGCCATAACAGCCCAAATACAGAAAG
CGAAATTACCAACCCACGTCGAAATTGATGCAAAACGCTACGGTTTTGAAAGAGATTCCGTTATTTTGCTGGAGCAAATT
CGGACGATTGACAAGCAAAGATTAACGGATAAAATAACTCATCTGGATGATGAAATGATGGATAAGGTTGATGAAGCCCT
GCAAATCAGTTTGGCACTCATTGATTTTTAG

Antitoxin

Protein

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

>AT187968 WP_000499744.1 NZ_CP068805:202968-203378 [Escherichia coli]
MFYPAYIHSDPDGSASGFFPDVPGCYFAGDTLDNAFQDARSALVAHFETLCEMNEELPLPGSVETHLVQRAQDFIGGQWL
LVDINMNQFEGRAERINITMPKRLLNKIDTYVRNNPDYANRSAFLAEAARRVLPGV

Nucleotide

• Length: 411 bp

>AT187968 NZ_CP090150:482192-482473 [Bacillus velezensis]
TTGTCTGAATCCAGCGCAAGAACCGAAATGAAAATCAGCTTGCCCGAAAACTTAGTAGCTGAATTGGATGGTGTAGCGAT
GCGGGAGAAACGAAGCAGAAACGAACTGATATCACAAGCAGTGAGAGCGTATGTCAGCGAACGGACAACTCGCCATAACC
GTGATTTGATGAGACGCGGGTATATGGAAATGGCGAAAATCAACTTGAATATCTCTTCTGAGGCTCACTATGCTGAGTGC
GAAGCAGAAACGACCGTTGAGCGCTTAGTCAGCGGAGGATAA

Structures

Toxin

• AlphaFold DB: U9YXE2

Antitoxin

• AlphaFold DB: L4IWR9