ISLse3

  • Family IS3
  • Group
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
LR134394.1 ND Listeria seeligeri
Listeria seeligeri
Listeria seeligeri plasmid pLIS4
Listeria seeligeri plasmid pLIS5
Listeria ivanovii subsp. londoniensis strain NCTC1270
DNA section
IS Length : 1265 bp

Ends


IR Length : 21/26

IRL : TGGATATATACTAATAAAGTAGACAGCATTTTTGATGGTATACTGTTTAT
IRR : TGGACAGATGTCAATAAAGTAGACAGAAAATAAGTTAATTTTTATAATGA

Comments : Ends defined by alignment of multiple copies of ISLse3

Insertion site


Left flankDirect repeatRight flankDR Length
tatttaattggatcaacatcatttctttaacaatcaatca0
ctattttctctatgtctgttactgacatatttttaattct0
atttttttatcagaaatcatataataaaatgggtgtacgt0
aatgtattcttctatcgttcttatgagtattatcaatgtt0
tgcattcacttcaatatatcggttttccattatcttctta0

DNA sequence

TGGATATATACTAATAAAGTAGACAGCATTTTTGATGGTATACTGTTTATAAGTAGACACAAAAACGAAAGGAAGGCAGTTTATGTCCAATTACAAAAAA
TACGATGAAGATTTCAAAAAAAGCTTAGTTAATTTATATCATGGAGGAAAAACACAAACTTCGTTGTGTAAAGAATATGGTGTTTCCTTCACCGCTTTAT
CTCGTTGGGTAAAACAATATTCTGAAGTGAAAATTGAAGACGGTTCCATTCTTACAGCTAGACAAGTGAAAGAATTACAAAAGAAAAATGCTTTATTAGA
AGAAGAAAATTTAATTCTAAAAAAAGCCATTGCCATCTTCACGCCACACTCAAACAACGACTAAATGCTATCCACCTTTTGCGCTTTGAACATTCCATTG
TTCGTCTCTGCCATACTTTAAAGGTAAATAGAAGTACTTATTACAAACATTTCACTTTGCCACCTGCCCCTAGAACAGTGAAAAATCAACAAATTAAAAA
ACATATTTTATCCATTTATATGGAGTCTAAGAAAAGACTCGGTGCTGCGAAAGTAAAAGTTGTTCTTGAACGTGATTATGGTATTTCCATTAGCGTTGGA
CGAGTGTACCGACTAATGAAATCAATGAATCTGCCTAAAATGTCCACTACCAAGCCTAAATTTTCATATACGAAACCTAAGGTTTCTTTAGCTTGTCCGA
ATCATTTGAACCAACAGTTCAACCCAACTGAGCCCAATCGTGTTTGGACCAGTGATATTTCTTACATTCCTGTCAAAAATAGATTTGTCTATCTTTGTGT
TATTTTGGATTTATATTCTAGAAAAGTCATTGCTTGGAAAGTTAGGACTAGAATGACAACTTCACTGGTACTAGATACACTCCAAACAGCTTTAGATAAA
CGTCAACCTGCTCAGCCATTACTTTTCCATACAAATCGTGGAACTCAATATACATCCAGTGAAATGAGACAATTTTTAGATTATCATTCCCTCACCTATT
CTTACTCTAAAAAAGGATATCCGTGGGATAATGCAGTAACTGAATCTTTTTTCAAGTATATGAAAAAAGAAGAATTAGACCGTAGAGTCTTTAAAACGAT
TCAAGAAGTCACGCTTTCTTCTTTTGAATATATTGAAGGATTTTACAATCCCAAAAGACCTCATTCCGCTAATAATATGCTTACGCCGAATCAAAAAGAA
CGAAACTATTTTGAATCATTATAAAAATTAACTTATTTTCTGTCTACTTTATTGACATCTGTCCA
Recoding section
  • Recoding by frameshift
  • Frame -1
  • Type translational
  • Experimentally demonstrated No

Stimulators :

  • Shine-Dalgarno sequence :
  • Secondary structure :

Recoding motif :

Protein section
ORF number : 3

 

ORF 1
LengthBeginEndStrandFusion ORF
285 bp93 aa83367+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MSNYKKYDEDFKKSLVNLYHGGKTQTSLCKEYGVSFTALSRWVKQYSEVKIEDGSILTARQVKELQKKNALLEEENLILKKAIAIFTPHSNND

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
966 bp320 aa2621227+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

TSERITKEKCFIRRRKFNSKKSHCHLHATLKQRLNAIHLLRFEHSIVRLCHTLKVNRSTYYKHFTLPPAPRTVKNQQIKKHILSIYMESKKRLGAAKVKV
VLERDYGISISVGRVYRLMKSMNLPKMSTTKPKFSYTKPKVSLACPNHLNQQFNPTEPNRVWTSDISYIPVKNRFVYLCVILDLYSRKVIAWKVRTRMTT
SLVLDTLQTALDKRQPAQPLLFHTNRGTQYTSSEMRQFLDYHSLTYSYSKKGYPWDNAVTESFFKYMKKEELDRRVFKTIQEVTLSSFEYIEGFYNPKRP
HSANNMLTPNQKERNYFESL

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1145 bp380 aa831227+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MSNYKKYDEDFKKSLVNLYHGGKTQTSLCKEYGVSFTALSRWVKQYSEVKIEDGSILTARQVKELQKKNALLEEENLILKKSHCHLHATLKQRLNAIHLL
RFEHSIVRLCHTLKVNRSTYYKHFTLPPAPRTVKNQQIKKHILSIYMESKKRLGAAKVKVVLERDYGISISVGRVYRLMKSMNLPKMSTTKPKFSYTKPK
VSLACPNHLNQQFNPTEPNRVWTSDISYIPVKNRFVYLCVILDLYSRKVIAWKVRTRMTTSLVLDTLQTALDKRQPAQPLLFHTNRGTQYTSSEMRQFLD
YHSLTYSYSKKGYPWDNAVTESFFKYMKKEELDRRVFKTIQEVTLSSFEYIEGFYNPKRPHSANNMLTPNQKERNYFESL

 

Blast result :Comments : The third ORF is the putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
Comments
ISLse3 is 79% (transposase) aa similar to ISLmo5.
ISLse3 was identified by in silico nucleotide sequence analysis of Listeria seeligeri and Listeria ivanovii plasmids.
References
1] Chmielowska C., Korsak D., Szuplewska M., Bartosik D. (2020) Direct submission.