Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 93767..94292 Replicon plasmid pCeylon31IncF
Accession NZ_CP076271
Organism Escherichia coli strain Ceylon31

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag A7A14_RS24245 Protein ID WP_001159868.1
Coordinates 93767..94072 (-) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID S1PPD8
Locus tag A7A14_RS24250 Protein ID WP_000813634.1
Coordinates 94074..94292 (-) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
A7A14_RS24230 (89729) 89729..90895 - 1167 WP_000772446.1 plasmid-partitioning protein SopA -
A7A14_RS24235 (91483) 91483..92238 - 756 WP_000852146.1 replication initiation protein RepE -
A7A14_RS24240 (92960) 92960..93766 - 807 WP_000016982.1 site-specific integrase -
A7A14_RS24245 (93767) 93767..94072 - 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
A7A14_RS24250 (94074) 94074..94292 - 219 WP_000813634.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
A7A14_RS24255 (94925) 94925..95122 + 198 WP_000215657.1 hypothetical protein -
A7A14_RS24260 (95119) 95119..95403 - 285 WP_000642771.1 hypothetical protein -
A7A14_RS24265 (95423) 95423..96556 - 1134 WP_000545983.1 DUF3800 domain-containing protein -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Conjugative plasmid - pefD / pefC / pefA 1..127140 127140


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

>T205184 WP_001159868.1 NZ_CP076271:c94072-93767 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T205184 NZ_CP101416:961168-961518 [Pseudanabaena sp. Chao 1811]
GTGACCTTTAATCAATTTGATGTGGTTATTGTTCCTTTCCCATTTACAGATACTGCTAGTACAAAACGACGACCTGCACT
TGTAATTTCTGATCATGTCACTTTCAATGCTCCTACGAACCGCAGCGTGATGGCAATGATCACAACTGCCAAGCACTCAT
CTTGGGTTCTTGATGTCAATATTCTTGACTTGCCAAGTGCTGGATTGACGTATCCTTCTATAATTAGGATGAAATTATTT
ACTCTAGATGACGTACTGGTTATCAAGCGTATTGGAGCTTTAAGTCAAGCGGATCGAACGGCAACGCAAGAAGCGATTGC
ACAGCTTTTTAGACTAAGTCTTGAAGCTTAA

Antitoxin


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

>AT205184 WP_000813634.1 NZ_CP076271:c94292-94074 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT205184 NZ_CP101416:960936-961178 [Pseudanabaena sp. Chao 1811]
ATGCAGACAACACAAAAAATTCTAGCCTCAAAAGTAACTTCTAAATTTCAAGCCACAATCCCTCAAAGCATTCGCAACGC
TATGGGTATATCACAAGGGGATATAGTTGTGTTTGAAATAGAGGAGGGAAGAGTCTTTATCAAGAAATTACAGCCATTAA
ATTTAGATTACCTCAACGCAGTATCAGAAACCCTGAGTGAGTGGGCATCTCCAGAGGATGAGGAAGCATATCGTGACCTT
TAA

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