Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 48869..49394 Replicon plasmid pTA122
Accession NZ_CP028655
Organism Escherichia coli strain 122

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag C9E51_RS27975 Protein ID WP_001159868.1
Coordinates 49089..49394 (+) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID S1PPD8
Locus tag C9E51_RS27970 Protein ID WP_000813634.1
Coordinates 48869..49087 (+) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
C9E51_RS27935 44152..44382 + 231 WP_010891288.1 hypothetical protein -
C9E51_RS27940 44503..45243 + 741 WP_001066920.1 tyrosine-type recombinase/integrase -
C9E51_RS27945 45528..46505 - 978 WP_000361615.1 RepB family plasmid replication initiator protein -
C9E51_RS27955 46913..47113 - 201 WP_000708307.1 hypothetical protein -
C9E51_RS27960 47110..47730 - 621 WP_001248529.1 hypothetical protein -
C9E51_RS27965 47727..48410 - 684 WP_010891291.1 DNA-binding protein -
C9E51_RS27970 48869..49087 + 219 WP_000813634.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
C9E51_RS27975 49089..49394 + 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
C9E51_RS27980 49395..50201 + 807 WP_000016989.1 site-specific integrase -
C9E51_RS27995 52099..52437 + 339 WP_071525396.1 RepB family plasmid replication initiator protein -
C9E51_RS28000 53025..54191 + 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..92732 92732


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

>T102351 WP_001159868.1 NZ_CP028655:49089-49394 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T102351 NZ_CP028655:49089-49394 [Escherichia coli]
ATGCAGTTTAAGGTTTACACCTATAAAAGAGAGAGCCGTTATCGTCTGTTTGTGGATGTACAGAGTGATATTATTGACAC
GCCCGGGCGACGGATGGTGATCCCCCTGGCCAGTGCACGTCTGCTGTCAGATAAAGTCTCCCGTGAACTTTACCCGGTGG
TGCATATCGGGGATGAAAGCTGGCGCATGATGACCACCGATATGGCCAGTGTGCCGGTCTCCGTTATCGGGGAAGAAGTG
GCTGATCTCAGCCACCGCGAAAATGACATCAAAAACGCCATTAACCTGATGTTCTGGGGAATATAA

Antitoxin


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

>AT102351 WP_000813634.1 NZ_CP028655:48869-49087 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT102351 NZ_CP028655:48869-49087 [Escherichia coli]
ATGAAGCAGCGTATTACAGTGACAGTTGACAGCGACAGCTATCAGTTGCTCAAGGCATATGATGTCAATATCTCCGGTCT
GGTAAGCACAACCATGCAGAATGAAGCCCGTCGTCTGCGTGCCGAACGCTGGAAAGCGGAAAATCAGGAAGGGATGGCTG
AGGTCGCCCGGTTTATTGAAATGAACGGCTCTTTTGCTGACGAGAACAGGGACTGGTGA

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