Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 2845890..2846440 Replicon chromosome
Accession NZ_CP016497
Organism Escherichia coli strain UPEC 26-1

Toxin (Protein)


Gene name ccdB Uniprot ID S1PDG4
Locus tag BB344_RS13820 Protein ID WP_001160966.1
Coordinates 2845890..2846204 (-) Length 105 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID V0VEX8
Locus tag BB344_RS13825 Protein ID WP_000125566.1
Coordinates 2846207..2846440 (-) Length 78 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
BB344_RS13795 2841565..2842851 + 1287 WP_000800457.1 peptidylprolyl isomerase SurA -
BB344_RS13800 2842851..2843840 + 990 WP_000241229.1 4-hydroxythreonine-4-phosphate dehydrogenase PdxA -
BB344_RS13805 2843837..2844658 + 822 WP_001065363.1 16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))- dimethyltransferase RsmA -
BB344_RS13810 2844661..2845038 + 378 WP_000610901.1 Co2+/Mg2+ efflux protein ApaG -
BB344_RS13815 2845045..2845893 + 849 WP_000257182.1 bis(5'-nucleosyl)-tetraphosphatase (symmetrical) ApaH -
BB344_RS13820 2845890..2846204 - 315 WP_001160966.1 CcdB family protein Toxin
BB344_RS13825 2846207..2846440 - 234 WP_000125566.1 type II toxin-antitoxin system CcdA family antitoxin Antitoxin
BB344_RS13830 2846526..2847005 - 480 WP_000624375.1 type 3 dihydrofolate reductase -
BB344_RS13835 2847197..2849059 - 1863 WP_000377123.1 glutathione-regulated potassium-efflux system protein KefC -
BB344_RS13840 2849052..2849582 - 531 WP_000600725.1 glutathione-regulated potassium-efflux system oxidoreductase KefF -
BB344_RS13845 2849690..2851021 - 1332 WP_001183207.1 MFS transporter -
BB344_RS13850 2851080..2851367 - 288 WP_000203741.1 ferredoxin-like protein FixX -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)


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

(2-103)

Antitoxin

Post-segregation antitoxin CcdA

(8-77)


Sequences

Toxin        


Download         Length: 105 a.a.        Molecular weight: 11711.72 Da        Isoelectric Point: 9.0851

>T64714 WP_001160966.1 NZ_CP016497:c2846204-2845890 [Escherichia coli]
MQFTVYRSRGRNAAFPFVIDVTSDIIGEINRRIVIPLTPIERFSRIRPPERLNPILLLVDGKEYVLMTHETATVPVNALG
TKFCDASAHRTLIKGALDFMLDGI

Download         Length: 315 bp

>T64714 NZ_CP016497:c2846204-2845890 [Escherichia coli]
ATGCAATTTACGGTATACCGCAGTCGCGGCAGGAACGCCGCGTTTCCCTTTGTTATTGATGTTACCAGCGACATTATTGG
TGAGATTAATCGCCGTATCGTTATTCCATTAACACCTATTGAACGATTTAGCCGTATTCGCCCACCAGAACGGCTTAACC
CAATCCTTTTACTGGTAGACGGCAAAGAATATGTGCTCATGACGCATGAGACTGCAACTGTTCCAGTTAACGCGCTGGGA
ACGAAATTTTGCGATGCCAGCGCGCACCGAACGTTGATTAAAGGAGCATTAGATTTTATGCTCGACGGGATTTAA

Antitoxin


Download         Length: 78 a.a.        Molecular weight: 8530.53 Da        Isoelectric Point: 5.8062

>AT64714 WP_000125566.1 NZ_CP016497:c2846440-2846207 [Escherichia coli]
MTAKRTTQSVTVTVDRELVNRARDAGLNMSATLTVALNAELKKHAATRWREENAEAIAALNQLADETGCFSDEYRSF

Download         Length: 234 bp

>AT64714 NZ_CP016497:c2846440-2846207 [Escherichia coli]
ATGACTGCAAAACGTACCACACAAAGTGTGACCGTCACCGTCGACCGTGAGTTAGTCAATCGCGCTCGTGATGCAGGCTT
AAATATGAGCGCCACCCTTACGGTTGCGCTCAATGCTGAACTTAAAAAACATGCAGCAACACGTTGGCGTGAAGAGAACG
CAGAAGCTATCGCTGCGTTAAATCAATTGGCTGATGAAACCGGATGTTTCTCTGATGAGTACCGGAGCTTCTAG

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 A0A829G815

Antitoxin

Source ID Structure
AlphaFold DB A0A7U9LTM9

References