Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 4046777..4047297 Replicon chromosome
Accession NZ_CP021454
Organism Escherichia coli strain H105

Toxin (Protein)


Gene name ccdB Uniprot ID A0A061KX66
Locus tag CCL28_RS20945 Protein ID WP_001160964.1
Coordinates 4046777..4047061 (-) Length 95 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID V0VEX8
Locus tag CCL28_RS20950 Protein ID WP_000125566.1
Coordinates 4047064..4047297 (-) Length 78 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
CCL28_RS20920 4042422..4043708 + 1287 WP_000800457.1 peptidylprolyl isomerase SurA -
CCL28_RS20925 4043708..4044697 + 990 WP_000241227.1 4-hydroxythreonine-4-phosphate dehydrogenase PdxA -
CCL28_RS20930 4044694..4045515 + 822 WP_001065365.1 16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))- dimethyltransferase RsmA -
CCL28_RS20935 4045518..4045895 + 378 WP_000610901.1 Co2+/Mg2+ efflux protein ApaG -
CCL28_RS20940 4045902..4046750 + 849 WP_000257181.1 bis(5'-nucleosyl)-tetraphosphatase (symmetrical) ApaH -
CCL28_RS20945 4046777..4047061 - 285 WP_001160964.1 CcdB family protein Toxin
CCL28_RS20950 4047064..4047297 - 234 WP_000125566.1 type II toxin-antitoxin system CcdA family antitoxin Antitoxin
CCL28_RS20955 4047383..4047862 - 480 WP_000624375.1 type 3 dihydrofolate reductase -
CCL28_RS20960 4048054..4049916 - 1863 WP_000377106.1 glutathione-regulated potassium-efflux system protein KefC -
CCL28_RS20965 4049909..4050439 - 531 WP_000600725.1 glutathione-regulated potassium-efflux system oxidoreductase KefF -
CCL28_RS20970 4050547..4051878 - 1332 WP_001183209.1 MFS transporter -
CCL28_RS20975 4051937..4052224 - 288 WP_000203744.1 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

(2-93)

Antitoxin

Post-segregation antitoxin CcdA

(8-77)


Sequences

Toxin        


Download         Length: 95 a.a.        Molecular weight: 10692.54 Da        Isoelectric Point: 10.3030

>T76694 WP_001160964.1 NZ_CP021454:c4047061-4046777 [Escherichia coli]
MQFTVYRSRGRNAAFPFVIDVTSDIIGEINRRIVIPLTPIERFSRIRPPERLNPILLLIDGKEYVLMTHETATVPVNALG
TKFCDASAHRTLIK

Download         Length: 285 bp

>T76694 NZ_CP021454:c4047061-4046777 [Escherichia coli]
ATGCAATTTACGGTATACCGCAGTCGCGGCAGGAACGCCGCGTTTCCCTTTGTTATTGATGTTACCAGCGACATTATTGG
TGAGATTAATCGCCGTATCGTTATTCCATTAACACCTATTGAACGATTTAGCCGTATTCGCCCACCAGAACGGCTTAACC
CAATCCTTTTACTGATAGACGGCAAAGAATATGTGCTCATGACGCATGAGACTGCAACTGTTCCAGTTAACGCGCTGGGA
ACGAAATTTTGCGATGCCAGCGCGCACCGAACGTTGATTAAATGA

Antitoxin


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

>AT76694 WP_000125566.1 NZ_CP021454:c4047297-4047064 [Escherichia coli]
MTAKRTTQSVTVTVDRELVNRARDAGLNMSATLTVALNAELKKHAATRWREENAEAIAALNQLADETGCFSDEYRSF

Download         Length: 234 bp

>AT76694 NZ_CP021454:c4047297-4047064 [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 A0A061KX66

Antitoxin

Source ID Structure
AlphaFold DB A0A7U9LTM9

References