Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 49874..50399 Replicon plasmid F
Accession NZ_CP011496
Organism Escherichia coli strain NCM3722 isolate K-12

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag AA953_RS23515 Protein ID WP_001159868.1
Coordinates 50094..50399 (+) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID S1PPD8
Locus tag AA953_RS23510 Protein ID WP_000813634.1
Coordinates 49874..50092 (+) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
AA953_RS23495 45030..45929 + 900 WP_000963206.1 nucleotide-binding protein -
AA953_RS23500 45979..48204 - 2226 WP_000698737.1 phage T7 exclusion protein -
AA953_RS23505 48206..49294 - 1089 WP_000952217.1 transcriptional repressor PifC -
AA953_RS23510 49874..50092 + 219 WP_000813634.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
AA953_RS23515 50094..50399 + 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
AA953_RS23520 50400..51206 + 807 WP_000016982.1 site-specific integrase -
AA953_RS23525 51980..52735 + 756 WP_000852146.1 replication initiation protein RepE -
AA953_RS23530 53323..54489 + 1167 WP_000772446.1 plasmid-partitioning protein SopA -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Conjugative plasmid - - 1..67545 67545


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

(2-100)

Antitoxin

Post-segregation antitoxin CcdA

(2-72)


Sequences

Toxin        


Download         Length: 102 a.a.        Molecular weight: 11706.51 Da        Isoelectric Point: 6.4674

>T54344 WP_001159868.1 NZ_CP011496:50094-50399 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T54344 NZ_CP011496:50094-50399 [Escherichia coli]
ATGCAGTTTAAGGTTTACACCTATAAAAGAGAGAGCCGTTATCGTCTGTTTGTGGATGTACAGAGTGATATTATTGACAC
GCCCGGGCGACGGATGGTGATCCCCCTGGCCAGTGCACGTCTGCTGTCAGATAAAGTCTCCCGTGAACTTTACCCGGTGG
TGCATATCGGGGATGAAAGCTGGCGCATGATGACCACCGATATGGCCAGTGTGCCGGTCTCCGTTATCGGGGAAGAAGTG
GCTGATCTCAGCCACCGCGAAAATGACATCAAAAACGCCATTAACCTGATGTTCTGGGGAATATAA

Antitoxin


Download         Length: 73 a.a.        Molecular weight: 8372.34 Da        Isoelectric Point: 4.7405

>AT54344 WP_000813634.1 NZ_CP011496:49874-50092 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT54344 NZ_CP011496:49874-50092 [Escherichia coli]
ATGAAGCAGCGTATTACAGTGACAGTTGACAGCGACAGCTATCAGTTGCTCAAGGCATATGATGTCAATATCTCCGGTCT
GGTAAGCACAACCATGCAGAATGAAGCCCGTCGTCTGCGTGCCGAACGCTGGAAAGCGGAAAATCAGGAAGGGATGGCTG
AGGTCGCCCGGTTTATTGAAATGAACGGCTCTTTTGCTGACGAGAACAGGGACTGGTGA

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
PDB 4VUB
PDB 2VUB
PDB 7EPI
PDB 7EPG
PDB 3VUB
PDB 1X75
PDB 1VUB
PDB 7EPJ
PDB 3HPW
PDB 3G7Z

Antitoxin

Source ID Structure
PDB 3TCJ
PDB 2H3A
PDB 2ADN
PDB 2ADL
PDB 3HPW
PDB 2H3C
PDB 3G7Z
AlphaFold DB A0A829CQY2

References