Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3544679..3545333 Replicon chromosome
Accession NZ_CP021339
Organism Escherichia coli strain 95NR1

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EC95NR1_RS19055 Protein ID WP_000244777.1
Coordinates 3544679..3545086 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EC95NR1_RS19060 Protein ID WP_000354046.1
Coordinates 3545067..3545333 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EC95NR1_RS19035 3540636..3542369 - 1734 WP_000813217.1 single-stranded-DNA-specific exonuclease RecJ -
EC95NR1_RS19040 3542375..3543085 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EC95NR1_RS19045 3543110..3544006 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
EC95NR1_RS19050 3544118..3544639 + 522 WP_001055874.1 flavodoxin FldB -
EC95NR1_RS19055 3544679..3545086 - 408 WP_000244777.1 toxin CptA Toxin
EC95NR1_RS19060 3545067..3545333 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EC95NR1_RS19065 3545576..3546556 + 981 WP_000886095.1 tRNA-modifying protein YgfZ -
EC95NR1_RS19070 3546752..3547411 - 660 WP_000250274.1 hemolysin III family protein -
EC95NR1_RS19075 3547575..3547886 - 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
EC95NR1_RS19080 3547931..3549364 + 1434 WP_001344773.1 6-phospho-beta-glucosidase BglA -
EC95NR1_RS19085 3549421..3550164 - 744 WP_000951964.1 SDR family oxidoreductase -

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

Inner membrane protein YgfX

(3-131)

Antitoxin

Flavinator of succinate dehydrogenase

(7-79)


Sequences

Toxin        


Download         Length: 136 a.a.        Molecular weight: 16031.96 Da        Isoelectric Point: 11.5202

>T76515 WP_000244777.1 NZ_CP021339:c3545086-3544679 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T76515 NZ_CP021339:c3545086-3544679 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCTGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


Download         Length: 89 a.a.        Molecular weight: 10547.12 Da        Isoelectric Point: 5.1599

>AT76515 WP_000354046.1 NZ_CP021339:c3545333-3545067 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT76515 NZ_CP021339:c3545333-3545067 [Escherichia coli]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTACGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAATGTGACGATCCGGACC
TGTTTAACTGGCTGATGAATCACGGTAAACCGGCCGATGCAGAACTGGAAATGATGGTCCGACTCATCCAGACACGGAAC
CGGGAACGTGGTCCTGTGGCAATCTGA

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 A0A7U9LFV7

Antitoxin

Source ID Structure
PDB 6B58
PDB 1X6I
PDB 1X6J
PDB 6C12
AlphaFold DB A0A7U9QD57

References