Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 53752..54277 Replicon plasmid pZ1723-1
Accession NZ_CP062740
Organism Escherichia coli O157:H7 strain Z1723

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag ILQ45_RS28815 Protein ID WP_001159868.1
Coordinates 53972..54277 (+) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID S1PPD8
Locus tag ILQ45_RS28810 Protein ID WP_000813634.1
Coordinates 53752..53970 (+) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
ILQ45_RS28780 49035..49265 + 231 WP_010891288.1 hypothetical protein -
ILQ45_RS28785 49386..50126 + 741 WP_001066920.1 tyrosine-type recombinase/integrase -
ILQ45_RS28790 50411..51388 - 978 WP_000361615.1 RepB family plasmid replication initiator protein -
ILQ45_RS28795 51796..51996 - 201 WP_000708307.1 hypothetical protein -
ILQ45_RS28800 51993..52613 - 621 WP_001248529.1 hypothetical protein -
ILQ45_RS28805 52610..53293 - 684 WP_010891291.1 DNA-binding protein -
ILQ45_RS28810 53752..53970 + 219 WP_000813634.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
ILQ45_RS28815 53972..54277 + 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
ILQ45_RS28820 54278..55084 + 807 WP_000016989.1 site-specific integrase -
ILQ45_RS28830 56982..57320 + 339 WP_071525396.1 RepB family plasmid replication initiator protein -
ILQ45_RS28835 57908..59074 + 1167 WP_000772446.1 plasmid-partitioning protein SopA -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Non-Mobilizable plasmid - espP / stcE / exeE / exeG / hlyC / hlyA / hlyB / hlyD / toxB 1..95229 95229


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 CcdB

(2-100)

Antitoxin

Post-segregation antitoxin CcdA

(2-72)


Sequences

Toxin        


Download         Length: 102 a.a.        Molecular weight: 11706.51 Da        Isoelectric Point: 6.4674

>T176013 WP_001159868.1 NZ_CP062740:53972-54277 [Escherichia coli O157:H7]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T176013 NZ_CP082333:c1422047-1421778 [Exiguobacterium acetylicum]
ATGACAGCTTATAATGTAGAGTTCGAGCGCGGGGCTCAAAAATCTCTCAAGAAAATGGATCCCCAACAAGCGCGGATCAT
CATGTCCTGGATCAAGAAGAATCTGGTCGGGACGGATGATCCGCGTCGTCATGGTAAAGGACTCGTTTCGAATCGCTCAG
GTGAATGGCGGTATCGCATCGGAGACTATCGTCTGATTGCTGACATCCAAGATGAAAAAGTCATAATCTTGATTCTTGAA
ATCGGACATCGTAGGGATATCTATAAATAA

Antitoxin


Download         Length: 73 a.a.        Molecular weight: 8372.34 Da        Isoelectric Point: 4.7405

>AT176013 WP_000813634.1 NZ_CP062740:53752-53970 [Escherichia coli O157:H7]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT176013 NZ_CP082333:c1422268-1422044 [Exiguobacterium acetylicum]
ATGAGCACCATTTCTGTACGTCTGGATGATCAGGATACACGACTCATCAAGGAATATGCGAAGGCAAAGAACATCACGAT
TTCTACACTCGTTCGCGATGCCGTCCTCGACCGTATCGAAGACGAAATCGATTTACAACTCTATCATGATTCCATGGCAG
AACACCGTAAAAAATCAGAAGCGATCTCTTTCGACGACATGATGAAGGAACTTGATTTAGAATGA

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 4VUB
PDB 2VUB
PDB 7EPI
PDB 7EPG
PDB 3VUB
PDB 1X75
PDB 1VUB
PDB 7EPJ
PDB 3HPW
PDB 3G7Z

Antitoxin

Source ID Structure
PDB 3TCJ
PDB 2H3A
PDB 2ADN
PDB 2ADL
PDB 3HPW
PDB 2H3C
PDB 3G7Z
AlphaFold DB A0A829CQY2

References