Detailed information of TA system TA122738

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): hicAB/UPF0150(antitoxin)
• Location: 2925564..2926202
• Replicon: chromosome
• Accession: NZ_CP038425
• Organism: Escherichia coli O157:H7 strain 2571

Toxin (Protein)

• Gene name: hicA
• Uniprot ID: S1F9G9
• Locus tag: E3150_RS15005
• Protein ID: WP_000813794.1
• Coordinates: 2925564..2925740 (+)
• Length: 59 a.a.

Antitoxin (Protein)

• Gene name: hicB
• Uniprot ID: -
• Locus tag: E3150_RS15010
• Protein ID: WP_001270286.1
• Coordinates: 2925786..2926202 (+)
• Length: 139 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
E3150_RS14985	2921186..2922397	-	1212	WP_071525382.1	BenE family transporter YdcO	-
E3150_RS14990	2922450..2922986	+	537	WP_000429145.1	DNA-binding transcriptional regulator SutR	-
E3150_RS14995	2923059..2925020	+	1962	WP_097209382.1	23S rRNA 5-hydroxycytidine C2501 synthase	-
E3150_RS15000	2925112..2925342	-	231	WP_000494244.1	YncJ family protein	-
E3150_RS15005	2925564..2925740	+	177	WP_000813794.1	type II toxin-antitoxin system mRNA interferase toxin HicA	Toxin
E3150_RS15010	2925786..2926202	+	417	WP_001270286.1	type II toxin-antitoxin system antitoxin HicB	Antitoxin
E3150_RS15015	2926281..2927687	+	1407	WP_000760654.1	PLP-dependent aminotransferase family protein	-
E3150_RS15020	2927932..2929077	+	1146	WP_000047432.1	ABC transporter substrate-binding protein	-
E3150_RS15025	2929095..2930108	+	1014	WP_000220402.1	ABC transporter ATP-binding protein	-
E3150_RS15030	2930109..2931050	+	942	WP_001251315.1	ABC transporter permease	-

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 (5-57)

Antitoxin

• Cro/C1-type helix-turn-helix domain (91-134)

Sequences

Toxin

Protein

• Length: 59 a.a.
• Molecular weight: 6749.83 Da
• Isoelectric Point: 11.2298

>T122738 WP_000813794.1 NZ_CP038425:2925564-2925740 [Escherichia coli O157:H7]
VKQSEFRRWLESQGVDVANGSNHLKLRFHGRRSVMPRHPCDEIKEPLRKAILKQLGLS

Nucleotide

• Length: 177 bp

>T122738 NZ_CP038425:2925564-2925740 [Escherichia coli O157:H7]
GTGAAACAAAGCGAGTTCAGACGTTGGCTCGAATCTCAGGGCGTCGATGTAGCGAATGGCAGCAACCATTTGAAACTCAG
GTTTCATGGGAGGCGCAGTGTCATGCCGCGTCACCCCTGCGATGAGATTAAAGAACCATTGCGTAAAGCAATCCTGAAAC
AACTCGGTTTGAGTTAA

Antitoxin

Protein

• Length: 139 a.a.
• Molecular weight: 15246.63 Da
• Isoelectric Point: 4.7386

>AT122738 WP_001270286.1 NZ_CP038425:2925786-2926202 [Escherichia coli O157:H7]
MRYPVTLTPAPEGGYMVSFVDIPEALTQGETVAEAMEAAKDALLTAFDFYFEDNELIPLPSPLNSHDHFIEVPLSVASKV
LLLNAFLQSEITQQELARRIGKPKQEITRLFNLHHATKIDAVQLAAKALGKELSLVMV

Nucleotide

• Length: 417 bp

>AT122738 NZ_CP038425:2925786-2926202 [Escherichia coli O157:H7]
ATGCGTTATCCCGTCACTCTTACACCCGCGCCGGAAGGCGGTTATATGGTTTCTTTTGTGGATATCCCTGAAGCGTTGAC
GCAGGGCGAAACTGTCGCTGAAGCGATGGAAGCGGCAAAAGATGCTTTACTGACCGCATTTGATTTTTATTTTGAAGATA
ACGAGCTTATCCCTTTACCTTCGCCATTAAATAGTCATGATCACTTTATTGAAGTACCTTTGAGCGTCGCCTCTAAGGTA
TTGCTGTTAAATGCTTTTTTACAGTCAGAAATCACTCAGCAAGAGTTAGCCAGGCGAATTGGCAAACCTAAACAAGAGAT
TACTCGCCTATTTAACTTGCATCATGCGACAAAAATCGACGCCGTCCAGCTCGCGGCAAAGGCGCTTGGCAAAGAGTTAT
CGCTGGTGATGGTTTAA

Structures

Toxin

• PDB: 6HPB