ISPa127

  • Family IS3
  • Group IS3
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
ND Pseudomonas aeruginosa
Pseudomonas aeruginosa
DNA section
IS Length : 1236 bp

Ends


IR Length : 22/25

IRL : TGTAGTGGTCTACTGATCCCGGACACCCATTTAGGGCGAGAATGCTCGCC
IRR : TGTAGTGGTCAACCCATCCCGGACAGTGGGTTAAGTTTTTCTTCGGCAAC

Insertion site


Left flankDirect repeatRight flankDR Length
GCC3

DNA sequence

TGTAGTGGTCTACTGATCCCGGACACCCATTTAGGGCGAGAATGCTCGCCATAGAGAGGTGTCTGATGACCAAGCAACGTCGTTCCTTTACGCCCGAGTT
CAAGCGAGAGGCCGCCGGCCTGGTGCTCGATCAGGGCTACAGCCATATCGAAGCAGCTCGCTCGCTGGGACTGGTTGAATCGGCGCTTCGTCGCTGGGTG
AAACAGCTCCAAGAAGAGCGCCAGGGTGTTACCCCGAAGAGCAAGGCATTGACTCCCGAACAGCAGAAAATCCAGGAGCTGGAAGCCAGGATCGACCGGC
TGGAACGGGAGAAAGCGATCCTAAAAAAGGCTACCGCTCTCTTGATGTCGGACGAGTTCAATCGTACGCGCTGATAGACCAGTTGAGTGAGCGGGAGTCG
GTGGAAGTGGTCTGTTCAGCCTTCGACGTGGTGCGGTCTTGCTACTACGCCCATCGCCTTCGACGCTGCCGTGTTGATGCACGCCGGGTTGCCCTGCGCA
GTCAGGTCAATCAACTGTTCAACCAGAGTCGAGGCTCGGCTGGCAGCCGCAGCATTCTGGGCATGTTGCGTGAGGATGGCGTAAGCATTGGCCGCTTTCG
CGTGCGCCGGTTGATGCGCGAGCTCGGCCTGGTCAGCAAGCAACCAGGCTCGCACGCATACAAGCAGGCTACGGTTGAGCGGCCAGATATCCCGAACCGG
TTGAACCGCGAGTTCACCCCCGAAAAGCCCAATCAGGTGTGGTGCGGCGACATCACCTACATCTGGGCGCAAGGTCGCTGGCATTACTTGGCGGCGGTGC
TGGATCTGCATGCCCGTCGAGTAATTGGCTGGGCATTTTCTCCCAAGCCGGATGCAGAGCTGGTGATCAAGGCGCTCGACATGGCGTATGAACAGCGAGG
CAAACCACAGCAGGTGCTGTTCCATTCCGATCAGGGCAGCCAATACGCCAGCCGCCTGTTTCGGCAGCGGTTGTGGCGATATCGGATGGAGCAGAGCATG
AGTCGCCGGGGCAACTGTTGGGATAACTCACCGATGGAGCGGTTATTCCGCAGTTTGAAATCCGAATGGATTCCGGCTACAGGCTACGTTACCGCTTCGG
AAGCTCAACGGGACATCAGTCATTACCTGATGCACCGTTACAACTGGGTCAGGCCACATCAATTCAACGACGGGCTACCGCCCGCCGTTGCCGAAGAAAA
ACTTAACCCACTGTCCGGGATGGGTTGACCACTACA
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
309 bp102 aa66374+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MTKQRRSFTPEFKREAAGLVLDQGYSHIEAARSLGLVESALRRWVKQLQEERQGVTPKSKALTPEQQKIQELEARIDRLEREKAILKKATALLMSDEFNR
TR

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
1050 bp349 aa1791228+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

IGASSLGETAPRRAPGCYPEEQGIDSRTAENPGAGSQDRPAGTGESDPKKGYRSLDVGRVQSYALIDQLSERESVEVVCSAFDVVRSCYYAHRLRRCRVD
ARRVALRSQVNQLFNQSRGSAGSRSILGMLREDGVSIGRFRVRRLMRELGLVSKQPGSHAYKQATVERPDIPNRLNREFTPEKPNQVWCGDITYIWAQGR
WHYLAAVLDLHARRVIGWAFSPKPDAELVIKALDMAYEQRGKPQQVLFHSDQGSQYASRLFRQRLWRYRMEQSMSRRGNCWDNSPMERLFRSLKSEWIPA
TGYVTASEAQRDISHYLMHRYLNPLSGMGNWVRPHQFNDGLPPAVAEEK

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1163 bp387 aa661228+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MTKQRRSFTPEFKREAAGLVLDQGYSHIEAARSLGLVESALRRWVKQLQEERQGVTPKSKALTPEQQKIQELEARIDRLEREKAILKKGYRSLDVGRVQS
YALIDQLSERESVEVVCSAFDVVRSCYYAHRLRRCRVDARRVALRSQVNQLFNQSRGSAGSRSILGMLREDGVSIGRFRVRRLMRELGLVSKQPGSHAYK
QATVERPDIPNRLNREFTPEKPNQVWCGDITYIWAQGRWHYLAAVLDLHARRVIGWAFSPKPDAELVIKALDMAYEQRGKPQQVLFHSDQGSQYASRLFR
QRLWRYRMEQSMSRRGNCWDNSPMERLFRSLKSEWIPATGYVTASEAQRDISHYLMHRYLNPLSGMGNWVRPHQFNDGLPPAVAEEK

 

Blast result :
Comments
ISPa127 is 94% aa (transposase) similar to IS222.
The third ORF is the putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References
1] Dongsheng Zhou (2020) Direct submission.