Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 908298..908952 Replicon chromosome
Accession NZ_CP028737
Organism Escherichia coli strain A39

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag AOY92_RS04425 Protein ID WP_000244772.1
Coordinates 908545..908952 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag AOY92_RS04420 Protein ID WP_000354046.1
Coordinates 908298..908564 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
AOY92_RS04395 (903586) 903586..904329 + 744 WP_021564907.1 SDR family oxidoreductase -
AOY92_RS04400 (904386) 904386..905819 - 1434 WP_001363803.1 6-phospho-beta-glucosidase BglA -
AOY92_RS04405 (905864) 905864..906175 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
AOY92_RS04410 (906339) 906339..906998 + 660 WP_000250274.1 hemolysin III family protein -
AOY92_RS04415 (907075) 907075..908055 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
AOY92_RS04420 (908298) 908298..908564 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
AOY92_RS04425 (908545) 908545..908952 + 408 WP_000244772.1 protein YgfX Toxin
AOY92_RS04430 (908992) 908992..909513 - 522 WP_001055874.1 flavodoxin FldB -
AOY92_RS04435 (909625) 909625..910521 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
AOY92_RS04440 (910546) 910546..911256 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
AOY92_RS04445 (911262) 911262..912996 + 1735 Protein_875 single-stranded-DNA-specific exonuclease RecJ -

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: 16048.02 Da        Isoelectric Point: 11.2511

>T103207 WP_000244772.1 NZ_CP028737:908545-908952 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T103207 NZ_CP028737:908545-908952 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT103207 WP_000354046.1 NZ_CP028737:908298-908564 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT103207 NZ_CP028737:908298-908564 [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 A0A0E0XYB4

Antitoxin

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

References