Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) hicAB/UPF0150(antitoxin)
Location 1937818..1938456 Replicon chromosome
Accession NZ_CP008805
Organism Escherichia coli O157:H7 str. SS17

Toxin (Protein)


Gene name hicA Uniprot ID S1F9G9
Locus tag SS17_RS09925 Protein ID WP_000813794.1
Coordinates 1937818..1937994 (+) Length 59 a.a.

Antitoxin (Protein)


Gene name hicB Uniprot ID -
Locus tag SS17_RS09930 Protein ID WP_001270286.1
Coordinates 1938040..1938456 (+) Length 139 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
SS17_RS09905 1933440..1934651 - 1212 WP_071525382.1 BenE family transporter YdcO -
SS17_RS09910 1934704..1935240 + 537 WP_000429145.1 DNA-binding transcriptional regulator SutR -
SS17_RS09915 1935313..1937274 + 1962 WP_001303492.1 23S rRNA 5-hydroxycytidine C2501 synthase -
SS17_RS09920 1937366..1937596 - 231 WP_000494244.1 YncJ family protein -
SS17_RS09925 1937818..1937994 + 177 WP_000813794.1 type II toxin-antitoxin system mRNA interferase toxin HicA Toxin
SS17_RS09930 1938040..1938456 + 417 WP_001270286.1 type II toxin-antitoxin system antitoxin HicB Antitoxin
SS17_RS09935 1938535..1939941 + 1407 WP_000760654.1 PLP-dependent aminotransferase family protein -
SS17_RS09940 1940186..1941331 + 1146 WP_000047432.1 ABC transporter substrate-binding protein -
SS17_RS09945 1941349..1942362 + 1014 WP_000220402.1 ABC transporter ATP-binding protein -
SS17_RS09950 1942363..1943304 + 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        


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

>T47550 WP_000813794.1 NZ_CP008805:1937818-1937994 [Escherichia coli O157:H7 str. SS17]
VKQSEFRRWLESQGVDVANGSNHLKLRFHGRRSVMPRHPCDEIKEPLRKAILKQLGLS

Download         Length: 177 bp

>T47550 NZ_CP008805:1937818-1937994 [Escherichia coli O157:H7 str. SS17]
GTGAAACAAAGCGAGTTCAGACGTTGGCTCGAATCTCAGGGCGTCGATGTAGCGAATGGCAGCAACCATTTGAAACTCAG
GTTTCATGGGAGGCGCAGTGTCATGCCGCGTCACCCCTGCGATGAGATTAAAGAACCATTGCGTAAAGCAATCCTGAAAC
AACTCGGTTTGAGTTAA

Antitoxin


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

>AT47550 WP_001270286.1 NZ_CP008805:1938040-1938456 [Escherichia coli O157:H7 str. SS17]
MRYPVTLTPAPEGGYMVSFVDIPEALTQGETVAEAMEAAKDALLTAFDFYFEDNELIPLPSPLNSHDHFIEVPLSVASKV
LLLNAFLQSEITQQELARRIGKPKQEITRLFNLHHATKIDAVQLAAKALGKELSLVMV

Download         Length: 417 bp

>AT47550 NZ_CP008805:1938040-1938456 [Escherichia coli O157:H7 str. SS17]
ATGCGTTATCCCGTCACTCTTACACCCGCGCCGGAAGGCGGTTATATGGTTTCTTTTGTGGATATCCCTGAAGCGTTGAC
GCAGGGCGAAACTGTCGCTGAAGCGATGGAAGCGGCAAAAGATGCTTTACTGACCGCATTTGATTTTTATTTTGAAGATA
ACGAGCTTATCCCTTTACCTTCGCCATTAAATAGTCATGATCACTTTATTGAAGTACCTTTGAGCGTCGCCTCTAAGGTA
TTGCTGTTAAATGCTTTTTTACAGTCAGAAATCACTCAGCAAGAGTTAGCCAGGCGAATTGGCAAACCTAAACAAGAGAT
TACTCGCCTATTTAACTTGCATCATGCGACAAAAATCGACGCCGTCCAGCTCGCGGCAAAGGCGCTTGGCAAAGAGTTAT
CGCTGGTGATGGTTTAA

Similar Proteins

Only experimentally validated proteins are listed.

Protein Organism Identities (%) Coverage (%) Ha-value
Protein Organism Identities (%) Coverage (%) Ha-value

Structures

Toxin

Source ID Structure
PDB 6HPB

Antitoxin

Source ID Structure

References