Detailed information of TA system    

insolicoBioinformatically predicted

Overview


TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 131152..131677 Replicon plasmid pWR100
Accession NZ_CP037924
Organism Shigella flexneri 5a str. M90T

Toxin (Protein)


Gene name ccdB Uniprot ID Q326Z8
Locus tag EKN05_RS24310 Protein ID WP_001159860.1
Coordinates 131152..131457 (-) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID Q7BEK0
Locus tag EKN05_RS24315 Protein ID WP_000813626.1
Coordinates 131459..131677 (-) Length 73 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EKN05_RS24275 (EKN05_024295) 126404..126670 - 267 Protein_151 IS66 family insertion sequence element accessory protein TnpB -
EKN05_RS24280 (EKN05_024300) 126753..127450 + 698 WP_228445100.1 IS1 family transposase -
EKN05_RS24285 (EKN05_024305) 127803..128393 - 591 WP_000705601.1 type III secretion system effector protein kinase OspG -
EKN05_RS25425 128476..128645 - 170 Protein_154 type II toxin-antitoxin system toxin YacB -
EKN05_RS24295 (EKN05_024315) 128645..128914 - 270 WP_000079956.1 type II toxin-antitoxin system antitoxin YacA -
EKN05_RS24300 (EKN05_024320) 129122..130759 - 1638 WP_000936806.1 T3SS effector E3 ubiquitin-protein ligase IpaH9.8 -
EKN05_RS24305 (EKN05_024325) 131021..131128 - 108 WP_023592908.1 transposase domain-containing protein -
EKN05_RS24310 (EKN05_024330) 131152..131457 - 306 WP_001159860.1 type II toxin-antitoxin system toxin CcdB Toxin
EKN05_RS24315 (EKN05_024335) 131459..131677 - 219 WP_000813626.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
EKN05_RS24320 (EKN05_024340) 132213..133163 - 951 Protein_160 IS66 family transposase -
EKN05_RS24325 (EKN05_024345) 133223..133920 + 698 WP_228445099.1 IS1 family transposase -
EKN05_RS24330 (EKN05_024350) 133938..134393 + 456 Protein_162 IS1 family transposase -
EKN05_RS25320 134552..135190 + 639 WP_010921709.1 type III secretion system effector OspI -
EKN05_RS24340 (EKN05_024360) 135305..135460 + 156 Protein_164 transposase -

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Non-Mobilizable plasmid - ospC2 / ospC1 / ospD3/senA / ipaH4.5 / ipaH7.8 / ospC2 / ipaH2.5 / ospE2 / ipgB2 / ospD1 / ospF / ospD2 / ospC2 / ospC4 / ospC4 / ospB / icsP/sopA / nleE / ospE1 / ipaH1.4 / ospG / ipaH9.8 / ospI / papC / icsA/virG / virA / spa40 / spa29 / spa9 / spa24 / spa33 / spa32 / spa13 / spa47 / spa15 / mxiA / mxiC / mxiD / mxiE / mxiM / mxiL / mxiN / mxiK / mxiJ / mxiI / mxiH / mxiG / ipgF / ipgE / ipgD / icsB / ipgA / ipgB1 / ipgC / ipaB / ipaC / ipaD / ipaA / ipaJ / ospC3 / ospC1 / ospD3/senA 1..232195 232195
- inside IScluster/Tn - ospG / ipaH9.8 / ospI 123807..141369 17562


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

(2-100)

Antitoxin

(2-72)


Sequences


Toxin        


Download         Length: 102 a.a.        Molecular weight: 11736.59 Da        Isoelectric Point: 6.4674

>T120382 WP_001159860.1 NZ_CP037924:c131457-131152 [Shigella flexneri 5a str. M90T]
MQFKVYAYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHVGDESWRMMTTDMASVPIFVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T120382 NZ_CP037924:c131457-131152 [Shigella flexneri 5a str. M90T]
ATGCAGTTTAAGGTTTACGCCTATAAAAGAGAGAGTCGTTATCGTCTGTTTGTGGATGTACAGAGTGACATTATTGACAC
GCCCGGACGACGGATGGTGATCCCCCTGGCCAGTGCCCGCCTGCTGTCAGATAAAGTCTCCCGTGAGCTTTACCCGGTGG
TGCATGTCGGGGATGAAAGCTGGCGCATGATGACCACTGATATGGCCAGTGTGCCGATCTTCGTTATCGGGGAAGAAGTG
GCTGATCTCAGCCACCGCGAAAATGACATCAAAAACGCCATTAACCTGATGTTCTGGGGAATATAA

Antitoxin


Download         Length: 73 a.a.        Molecular weight: 8333.36 Da        Isoelectric Point: 6.2838

>AT120382 WP_000813626.1 NZ_CP037924:c131677-131459 [Shigella flexneri 5a str. M90T]
MKQRITVTIDSDSYQLLKSANVNISGLVNTAMQKEARRLRAERWQAENQQGMAEIARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT120382 NZ_CP037924:c131677-131459 [Shigella flexneri 5a str. M90T]
ATGAAGCAGCGTATTACTGTCACTATAGACAGTGACAGCTATCAGTTACTTAAATCCGCAAACGTGAATATCTCAGGCCT
GGTAAATACGGCCATGCAAAAAGAGGCCCGCCGTCTGCGTGCGGAACGCTGGCAGGCTGAAAATCAGCAGGGGATGGCTG
AGATCGCCCGTTTTATTGAAATGAACGGCTCTTTTGCCGATGAGAACAGGGACTGGTGA

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 A0A4P7TTN3


Antitoxin

Source ID Structure
AlphaFold DB Q7BEK0

References