Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 82987..83512 Replicon plasmid pC4101
Accession NZ_CP127254
Organism Escherichia coli strain C41

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag QQ971_RS25055 Protein ID WP_001159868.1
Coordinates 83207..83512 (+) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID Q3ZU16
Locus tag QQ971_RS25050 Protein ID WP_000813639.1
Coordinates 82987..83205 (+) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
QQ971_RS25035 (78264) 78264..78368 - 105 WP_001443026.1 IS3 family transposase -
QQ971_RS25040 (78396) 78396..79233 - 838 Protein_70 helix-turn-helix domain-containing protein -
QQ971_RS25045 (79916) 79916..80881 - 966 Protein_71 IS3 family transposase -
QQ971_RS25050 (82987) 82987..83205 + 219 WP_000813639.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
QQ971_RS25055 (83207) 83207..83512 + 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
QQ971_RS25060 (83513) 83513..84319 + 807 WP_069892513.1 site-specific integrase -
QQ971_RS25065 (85313) 85313..86479 + 1167 WP_000772446.1 plasmid-partitioning protein SopA -
QQ971_RS25070 (86479) 86479..87450 + 972 WP_000817031.1 ParB/RepB/Spo0J family plasmid partition protein -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Conjugative plasmid - - 1..114529 114529


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

>T283713 WP_001159868.1 NZ_CP127254:83207-83512 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

Antitoxin


Download         Length: 73 a.a.        Molecular weight: 8372.30 Da        Isoelectric Point: 4.5203

>AT283713 WP_000813639.1 NZ_CP127254:82987-83205 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWQAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp


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
AlphaFold DB A0A7U9DIR5

References