Detailed information of TA system    

insolicoBioinformatically predicted

Overview


TA module


Type II Classification (family/domain) yafN-yafO (relBE)/YafO-YafN
Location 4231194..4231888 Replicon chromosome
Accession NZ_CP081489
Organism Escherichia coli BL21(DE3)

Toxin (Protein)


Gene name yafO Uniprot ID S1EXB8
Locus tag K5T46_RS20375 Protein ID WP_001263493.1
Coordinates 4231490..4231888 (+) Length 133 a.a.

Antitoxin (Protein)


Gene name yafN Uniprot ID S1FJN6
Locus tag K5T46_RS20370 Protein ID WP_000554757.1
Coordinates 4231194..4231487 (+) Length 98 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
K5T46_RS20350 (4226834) 4226834..4227331 + 498 WP_000006260.1 REP-associated tyrosine transposase RayT -
K5T46_RS20355 (4227547) 4227547..4229259 - 1713 Protein_4014 flagellar biosynthesis protein FlhA -
K5T46_RS20360 (4229231) 4229231..4230016 + 786 WP_000207564.1 putative lateral flagellar export/assembly protein LafU -
K5T46_RS20365 (4230087) 4230087..4231142 + 1056 WP_001226164.1 DNA polymerase IV -
K5T46_RS20370 (4231194) 4231194..4231487 + 294 WP_000554757.1 type I toxin-antitoxin system antitoxin YafN Antitoxin
K5T46_RS20375 (4231490) 4231490..4231888 + 399 WP_001263493.1 type II toxin-antitoxin system mRNA interferase toxin YafO Toxin
K5T46_RS20380 (4231898) 4231898..4232350 + 453 WP_001059847.1 GNAT family N-acetyltransferase -
K5T46_RS20385 (4232596) 4232596..4232799 + 204 Protein_4020 RtcB family protein -
K5T46_RS20390 (4232798) 4232798..4233319 + 522 Protein_4021 peptide chain release factor H -
K5T46_RS20395 (4233376) 4233376..4234833 - 1458 WP_001293003.1 cytosol nonspecific dipeptidase -
K5T46_RS20400 (4235094) 4235094..4235552 + 459 WP_001291990.1 xanthine phosphoribosyltransferase -
- (4236148) 4236148..4236228 + 81 NuclAT_13 - -
- (4236148) 4236148..4236228 + 81 NuclAT_13 - -
- (4236148) 4236148..4236228 + 81 NuclAT_13 - -
- (4236148) 4236148..4236228 + 81 NuclAT_13 - -
K5T46_RS20405 (4235644) 4235644..4236888 + 1245 WP_000189541.1 esterase FrsA -

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Genomic island - gmhA/lpcA 4216655..4233319 16664


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

(27-130)

Antitoxin


No domain identified.



Sequences


Toxin        


Download         Length: 133 a.a.        Molecular weight: 15472.83 Da        Isoelectric Point: 8.0949

>T212920 WP_001263493.1 NZ_CP081489:4231490-4231888 [Escherichia coli BL21(DE3)]
MRVFKTKLIRLQLTAEELDALTADFISYKRDGVLPDIFGRDALYDDSFTWPLIKFERVAHIHLANVNNPFPPQLRQFSRT
NDEAHLVYCQGAFDEQAWLLIAILKPEPHKQARDNNQMHKIGKMAEAFRMRF

Download         Length: 399 bp

>T212920 NZ_CP107403:c2073913-2073380 [Klebsiella pneumoniae]
ATGGAGCAGCAACTGACGATTGAGATGATTGCCGATGCGTTCAGCTACGATATCACTGGATTTGATTGCGGCGAGGAAGC
GCTGAATACGTTTTTAAAAGAGCACCTCAAGCGGCAGCACGATGGACAAATCTTAAGGGGTTATGCGCTGGTCTCCGGGG
ATACCGTTCCCAGGTTGCTGGGTTATTACACCTTATCGGGGAGTTGTTTCGAGCGAGGCATGTTGCCGTCTAAAACTCAG
CAAAAGAAAATCCCGTATCAAAATGCGCCAAGCGTAACCCTCGGGCGGCTGGCCATTGATAAATCTGTTCAGGGGCAGGG
CTGGGGAGAGATGTTGGTTGCCCATGTGATGCGAGTGGTGTGGGGAGCGTCTAAAGCCGTTGGCATCTACGGATTGTTTG
TTGAAGCCCTTAATGAGAAAGCTAAAGCATTCTATCTTCGTCTGGGGTTTATACAGCTCGTGGATGAAAATAGTAACTTA
CTGTTTTATCCGACCAAATCGATTGAACAGCTCTTTACTGACGATGAGTCATAA

Antitoxin


Download         Length: 98 a.a.        Molecular weight: 11233.81 Da        Isoelectric Point: 5.9050

>AT212920 WP_000554757.1 NZ_CP081489:4231194-4231487 [Escherichia coli BL21(DE3)]
MHRILAEKSVNITELRKNPAKYFIDQPVAVLSNNRPAGYLLSASAFEALMDMLAEQEEKKPIKARFRPSAARLEEITRRA
EKYLNDMTDDDFNDFKE

Download         Length: 294 bp

>AT212920 NZ_CP107403:c2074190-2073924 [Klebsiella pneumoniae]
ATGCCCGCACTTAAAAAGCAGCGTATAGATTTGAGATTAACCGATGATGATAAGAGCATCATCGAGGAAGCTGCGGCAAT
TTCGAATCAGACGATTACCCAGTTTGTGGTTGCCAGTGCCTCAGAACGTGCTGCGGAAGTGATTGAGCAGCACCGCAGAA
TGGTCCTCAATGAGCAATCATGGAGCCTGGTGATGGAGGCGATTACCCAACCGCCAGCCCCGAATGATCGACTGAAACGT
GCAGCGAAGCGTCTACAAACCAGGTAA

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 S1EXB8


Antitoxin

Source ID Structure
AlphaFold DB S1FJN6

References