Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 57295..57845 Replicon chromosome
Accession NZ_CP007133
Organism Escherichia coli O145:H28 str. RM12761

Toxin (Protein)


Gene name ccdB Uniprot ID Q32K46
Locus tag ECRM12761_RS00290 Protein ID WP_001160974.1
Coordinates 57531..57845 (+) Length 105 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID V0VEX8
Locus tag ECRM12761_RS00285 Protein ID WP_000125566.1
Coordinates 57295..57528 (+) Length 78 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
ECRM12761_RS00260 52366..52653 + 288 WP_000203748.1 ferredoxin-like protein FixX -
ECRM12761_RS00265 52711..54042 + 1332 WP_001183192.1 MFS transporter -
ECRM12761_RS00270 54153..54683 + 531 WP_000600725.1 glutathione-regulated potassium-efflux system oxidoreductase KefF -
ECRM12761_RS00275 54676..56538 + 1863 WP_000377117.1 glutathione-regulated potassium-efflux system protein KefC -
ECRM12761_RS00280 56730..57209 + 480 WP_025380222.1 type 3 dihydrofolate reductase -
ECRM12761_RS00285 57295..57528 + 234 WP_000125566.1 type II toxin-antitoxin system CcdA family antitoxin Antitoxin
ECRM12761_RS00290 57531..57845 + 315 WP_001160974.1 CcdB family protein Toxin
ECRM12761_RS00295 57842..58690 - 849 WP_000257195.1 bis(5'-nucleosyl)-tetraphosphatase (symmetrical) ApaH -
ECRM12761_RS00300 58697..59074 - 378 WP_000610901.1 Co2+/Mg2+ efflux protein ApaG -
ECRM12761_RS00305 59077..59898 - 822 WP_001065381.1 16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))- dimethyltransferase RsmA -
ECRM12761_RS00310 59895..60884 - 990 WP_000241240.1 4-hydroxythreonine-4-phosphate dehydrogenase PdxA -
ECRM12761_RS00315 60884..62170 - 1287 WP_000800457.1 peptidylprolyl isomerase SurA -

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: 11737.84 Da        Isoelectric Point: 9.8517

>T46034 WP_001160974.1 NZ_CP007133:57531-57845 [Escherichia coli O145:H28 str. RM12761]
MQFTVYRSRSRNAAFPFVIDVTSDIIGVINRRIVIPLTPIERFIRIRPPERLNPILLLVDGKEYVLMTHETATVPVNALG
TKFCDASAHRTLIKGALDFMLDGI

Download         Length: 315 bp

>T46034 NZ_CP007133:57531-57845 [Escherichia coli O145:H28 str. RM12761]
ATGCAATTTACGGTATACCGCAGTCGCAGCAGGAACGCCGCGTTTCCCTTTGTTATCGATGTTACCAGCGACATTATTGG
TGTGATTAATCGCCGTATTGTTATTCCATTAACACCTATTGAACGATTTATCCGTATTCGCCCACCAGAACGGCTTAACC
CAATCCTTTTACTGGTAGACGGCAAAGAATATGTGCTCATGACGCATGAGACTGCAACTGTTCCAGTTAACGCGCTGGGA
ACGAAATTTTGCGATGCCAGCGCGCACCGAACGTTGATTAAAGGAGCATTAGATTTTATGCTCGACGGGATTTAA

Antitoxin


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

>AT46034 WP_000125566.1 NZ_CP007133:57295-57528 [Escherichia coli O145:H28 str. RM12761]
MTAKRTTQSVTVTVDRELVNRARDAGLNMSATLTVALNAELKKHAATRWREENAEAIAALNQLADETGCFSDEYRSF

Download         Length: 234 bp

>AT46034 NZ_CP007133:57295-57528 [Escherichia coli O145:H28 str. RM12761]
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 A0A7U9LRR3

Antitoxin

Source ID Structure
AlphaFold DB A0A7U9LTM9

References