Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) higBA (relBE)/HigB-HTH_XRE
Location 3554778..3555457 Replicon chromosome
Accession NZ_CP024138
Organism Escherichia coli strain 14EC020

Toxin (Protein)


Gene name higB Uniprot ID S1PK60
Locus tag CR537_RS18505 Protein ID WP_000057523.1
Coordinates 3555155..3555457 (-) Length 101 a.a.

Antitoxin (Protein)


Gene name higA Uniprot ID S1QAY3
Locus tag CR537_RS18500 Protein ID WP_000806442.1
Coordinates 3554778..3555119 (-) Length 114 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
CR537_RS18490 3551021..3551953 - 933 WP_000883024.1 glutaminase A -
CR537_RS18495 3552216..3554720 + 2505 WP_000083999.1 copper-exporting P-type ATPase CopA -
CR537_RS18500 3554778..3555119 - 342 WP_000806442.1 HigA family addiction module antidote protein Antitoxin
CR537_RS18505 3555155..3555457 - 303 WP_000057523.1 type II toxin-antitoxin system RelE/ParE family toxin Toxin
CR537_RS18510 3555590..3556384 + 795 WP_000365161.1 TraB/GumN family protein -
CR537_RS18520 3556588..3557067 + 480 WP_000186638.1 Cys-tRNA(Pro)/Cys-tRNA(Cys) deacylase YbaK -
CR537_RS18525 3557104..3558756 - 1653 WP_086525247.1 bifunctional UDP-sugar hydrolase/5'-nucleotidase -
CR537_RS18535 3558974..3560194 + 1221 WP_001251634.1 fosmidomycin MFS transporter -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Genomic island - - 3546664..3555457 8793


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 HigB-1

(9-98)

Antitoxin

Toxin-antitoxin system, antidote protein, HigA

(1-100)


Sequences

Toxin        


Download         Length: 101 a.a.        Molecular weight: 11809.44 Da        Isoelectric Point: 10.3980

>T86891 WP_000057523.1 NZ_CP024138:c3555457-3555155 [Escherichia coli]
MAQKKNIRSFRDAWLADFFVHSTPHRKIPAEIHTTLSRKLDIINAATSHRDLRSPPGNRYEELSGKLQEYSSIRVNKQYR
LIFKWVNGKAEELFLDPHNY

Download         Length: 303 bp

>T86891 NZ_CP024138:c3555457-3555155 [Escherichia coli]
ATGGCTCAAAAGAAAAATATAAGGAGTTTTCGTGATGCCTGGTTGGCTGATTTTTTTGTCCATTCAACGCCACATCGAAA
GATCCCTGCTGAAATCCATACCACGTTATCACGAAAGTTGGACATCATTAATGCTGCCACTTCTCATCGGGATTTACGCT
CCCCTCCGGGGAACCGATACGAAGAGTTATCCGGGAAATTACAGGAATACTCCTCCATTAGAGTGAATAAACAGTACCGA
CTGATTTTTAAATGGGTTAATGGCAAGGCCGAAGAATTGTTTTTAGACCCACACAACTACTAA

Antitoxin


Download         Length: 114 a.a.        Molecular weight: 13171.10 Da        Isoelectric Point: 5.7790

>AT86891 WP_000806442.1 NZ_CP024138:c3555119-3554778 [Escherichia coli]
MKQATRKPTTPGDILLYEYLEPLDLKINELAELLHVHRNSVSALINNNRKLTTEMAFRLAKVFDTTVDFWLNLQAAVDLW
EVENNMRTQEELGRIETVAEYLARREERAKKVA

Download         Length: 342 bp

>AT86891 NZ_CP024138:c3555119-3554778 [Escherichia coli]
ATGAAACAGGCAACAAGAAAACCGACGACACCCGGAGATATTCTTCTCTATGAATATCTGGAACCGCTCGATTTGAAAAT
CAATGAGTTAGCAGAGTTGCTGCATGTTCATCGTAATAGCGTCAGTGCACTGATCAATAACAATCGTAAACTCACCACTG
AGATGGCATTCCGTCTGGCGAAAGTTTTTGATACCACAGTCGATTTTTGGCTAAACCTCCAGGCGGCAGTTGATCTTTGG
GAAGTTGAAAACAACATGCGTACCCAGGAAGAATTGGGACGGATTGAAACAGTGGCTGAATATTTGGCACGCCGTGAAGA
GCGTGCAAAAAAGGTCGCGTAG

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
AlphaFold DB S1PK60

Antitoxin

Source ID Structure
PDB 2EBY
AlphaFold DB S1QAY3

References