ISPa86

  • Family IS3
  • Group IS3
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
MF344569 Y Pseudomonas aeruginosa
Pseudomonas aeruginosa
Pseudomonas aeruginosa 12939
Pseudomonas stutzeri DSM 4166
DNA section
IS Length : 1221 bp

Ends


IR Length : 24/29

IRL : GGGTTCTACCCCATTAGCACGGACACTTTCGAGTAAGCTCATGCCGAGCT
IRR : GGGTTCTACCCCGTTTCCACGGACGGTTTGAAAAGGGCTGAAAACTTCAG

Comments : Atypical ends for an IS3 family member.

Insertion site


Left flankDirect repeatRight flankDR Length
TGGGTTGAGGCCTCGGCACGACT0
TGACCGATAGGTAGCGGAGATCG0
AGTAAAACAGGGTAATCTG0

DNA sequence

GGGTTCTACCCCATTAGCACGGACACTTTCGAGTAAGCTCATGCCGAGCTGAAGGAGTGTTCATGAAGCGCAAGAAATACAGCCCCGAGTTCAAGCGGGA
AGCCATCGAGTTGGTTCGTCGTTCAGGGGCGAGCTGTCGACAGGTGGCCCTGGAGATTGGTGTGGCTCCGAACCTGCTCACACGCTGGGTTCGAGAGGCA
CAGCCAGGCGCAGAAAAGGCCTTTCCCGGAACAGGTAGTCCGCGAGATGAGGAGCTGGCCCGCCTCAAGCGTGAGTTGGCCCGGGTGACCAAGGAACGTG
ATTTTTTAAGAGACGCGGCAGCGTACTTTGCCAGGGAGTCATCGAGCGGTACACGGTGATCCAGCGCTGCCGCAACGAGTACCCGGTACGTCTGATGTGC
CGTTGCCTGAAGGTTTCTGCCAGTGGCTATTACGCCTGGCAGGATCGTGATCCAAGCCCGCGAACTCAAGAGAATGCACGTCTGGTCAGGCGCATTCGTG
AGATTCATGAGGACAGCCGTGGCGTGATCGGCGCACCGCGCATGCATGAGGATTTGCTCGACGAGGGCGAAATCGTCAGCTTGAACCGCGTTGCTCGCCT
GATGGCGGCTGAGCGAATTCAAGGCTGGCCACGCCGTAAGAGGCGTGGTTTTGGAAGAGTCGCCAGTGGCCGTCCAGCAGGCGTGAAAAACCTGCTGGAG
CGCGATTTCACCGCGCAGGAGCCGGAGCGCAAGTGGGTCACGGACATCACGGAAATAGCCACACTGGAAGGCAAGCTTTTCCTATGTGTGGTGCTCGACT
TGTACAGCAAGCTGGTGATCGGTTGGTCGATGCATCACCGCCAGGATCGGCAGATGGTGATTCGAGCAGTGGAGATGGCAATCTGGCAGCGCCAGGGTGA
CTGGTCAGTAATCCTGCATTCGGATCGCGGTAGCCAATTCACCAGCACCGACTACCAGCGCTTTCTGAATCGCAACACGCTGGTCTGCAGCATGAGTGCC
GTCGGGCATTGCGGCGACAACGCAGCCTGTGAAGGCTTCTTCGGTCAGCTCAAACGGGAGCGCGTTGTCCATCAGTCGTATCGAACTCGTGATGAAGCAC
GGGCGGATTTATTCGACTACATCGAGCGGTTTCATAACCCACGAATGCGTCGTAGAGTCGCCAGGCAAGATCTGAAGTTTTCAGCCCTTTTCAAACCGTC
CGTGGAAACGGGGTAGAACCC
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
297 bp98 aa63359+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MKRKKYSPEFKREAIELVRRSGASCRQVALEIGVAPNLLTRWVREAQPGAEKAFPGTGSPRDEELARLKRELARVTKERDFLRDAAAYFARESSSGTR

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
915 bp304 aa3021216+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

FFKRRGSVLCQGVIERYTVIQRCRNEYPVRLMCRCLKVSASGYYAWQDRDPSPRTQENARLVRRIREIHEDSRGVIGAPRMHEDLLDEGEIVSLNRVARL
MAAERIQGWPRRKRRGFGRVASGRPAGVKNLLERDFTAQEPERKWVTDITEIATLEGKLFLCVVLDLYSKLVIGWSMHHRQDRQMVIRAVEMAIWQRQGD
WSVILHSDRGSQFTSTDYQRFLNRNTLVCSMSAVGHCGDNAACEGFFGQLKRERVVHQSYRTRDEARADLFDYIERFHNPRMRRRVARQDLKFSALFKPS
VETG

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1154 bp384 aa631216+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MKRKKYSPEFKREAIELVRRSGASCRQVALEIGVAPNLLTRWVREAQPGAEKAFPGTGSPRDEELARLKRELARVTKERDFFKRRGSVLCQGVIERYTVI
QRCRNEYPVRLMCRCLKVSASGYYAWQDRDPSPRTQENARLVRRIREIHEDSRGVIGAPRMHEDLLDEGEIVSLNRVARLMAAERIQGWPRRKRRGFGRV
ASGRPAGVKNLLERDFTAQEPERKWVTDITEIATLEGKLFLCVVLDLYSKLVIGWSMHHRQDRQMVIRAVEMAIWQRQGDWSVILHSDRGSQFTSTDYQR
FLNRNTLVCSMSAVGHCGDNAACEGFFGQLKRERVVHQSYRTRDEARADLFDYIERFHNPRMRRRVARQDLKFSALFKPSVETG

 

Blast result :
Comments
ISPa86 is 81% aa similar to ISStma5.
The third ORF is the putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
Two copies of ISPa86 were identified in plasmid p12939-IMP from pseudomonas aeruginosa 12939.
References
1] Dongsheng Zhou (2018) Direct submission.