ISPa74

  • Family IS3
  • Group IS3
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
ND Pseudomonas aeruginosa
Pseudomonas aeruginosa
DNA section
IS Length : 1654 bp

Ends


IR Length : 15

IRL : CCCCCTCTGGCAGGATAGTTGTCACCCTCTGATTTCAACCAGATAGGCGG
IRR : CGGTGTTTTTCAAGATAGTTGTCACTGTTTTCTTGCTAAGCCGCTTGTTT

Comments : caagatagttgtcac -- gtgacaactatcctg

Insertion site


Left flankDirect repeatRight flankDR Length
GGTAC5

DNA sequence

CCCCCTCTGGCAGGATAGTTGTCACCCTCTGATTTCAACCAGATAGGCGGACAAGGATACATAGTGGCCCGTTATTCCGAAGAGCGTAAGGAAGCCGTAT
TGAGCAAGCTGCTACCTCCCTACAACATGACCGTGGCCGAGCTAGCCCGTCAGGAAGGCATCTCCGAGCCGACCCTTTATACTTGGCGTAACAAAGCCAA
GTCAGAAGGACGCCCCGTGCCAGGTCGCAAAGCCACATCAGAGCAATGGTCAGCTGAAGCCAAGCTCGCTACCGTCATCGAAACCGCAGCTCTTTCCGAG
GCCGAGCTCAGCCAGTATTGCCGGGAAAAGGGCCTTTATCCTGACCAGGTCAAGCAGTGGAAGGTGGAGTCCTTACAGGGCTTCCAGCGCAGTGCGGAGC
AGGATAAGGCCATACGCCAACAGGCCCGCAGCGACAAACAGGAAATAAAGCAGTTACGCCGAGAGTTGCGTCATAAGGAGAAAGCGCTGGCTGAAGCGGC
TGCCTTGTTGGTACTGCGAAAAAAGCTCAATGCGCTCTGGGACAACGACAGCAACGAGGACGAATGACCTCCATCCCGGAGCGCCAAGCCATCGTCAATC
TGATCCAGCAAGCGAGCTGTGATGGTGCCCGTCTGGCCAGGGCCTGTGCTGAAGCCGATATCTGTCTGCGTACCTACCGTCGCTGGTATCGCGACGGGAT
TGTGCAAGACGACAAGCGCCCCACAGCGGTCAGACCAGTCCCTGCCAACAAGCTGACAGCGACGGAGCAGGAGCAGATTGTCGAGCTGTGCAACAGCCCG
GCCTACAGCCAGCTGCCACCGAGCCAGATCGTGCCTGACCTGCTGGACAAGGGAGTTTATCTCGCATCGGAGTCCACCTTCTACCGTGTGCTCAAGGAGG
CAGGTCAGCTGCATCATCGGGGACAGTCACTGGCACCCAGGCTCAGTCCCGCACCAACGACTCATACAGCCAGCGGCCCCTGCGAAGTCTGGTGCTGGGA
CATTACCTACTGCCCTTCGACGGTGCGTGGGCAGTTCTACTACCTGTACATGTTCGAGGATCTCTACAGCCGCAAGATCGTCGGTTATGAAGTCCATGAG
ACCGAGAGTGGCGAGTATGCCGCCCAGCTCCTGCAACGTTGCCAGTTGCGTGAACAGTGTCTGCACAAGCCGCTGGTGCTGCACTCGGATAACGGTGCGC
CGATGAAGGCGCAGACCATGAAGGCCAAGCTGGAAGAACTGGGCGTGCTGCCCTCGTACAGCCGTCCCCGGGTCAGCAACGATAATGCCTTCGTTGAATC
GCTGTTCCGGGTACTGAAGTACCGGCCTCAGTGGCCCTCCCGTGGCTTTACCTCGCTGGAGGAAGCACGGCGGTGGGTAGACCGGTTCGTGCGCTGGTAC
AACACCGAGCATCGGCACAGCAAGCTGCGCTTCGTGACACCGGAGCAACGCCACAACGGCGAGGATGCGGTGCTGCTGGAACAGCGCAAGTGGGTATTGG
AGCAGGCCAAACAGAGTATGCCGTCACGCTGGGGTACGCGCCCCGTCAGAAACTGCGAGCCTGTTGGGCCGACGACATTGAACCCGGAAAAGGAACAGCT
TATGAAACAAGCGGCTTAGCAAGAAAACAGTGACAACTATCTTGAAAAACACCG
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
504 bp167 aa64567+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

VARYSEERKEAVLSKLLPPYNMTVAELARQEGISEPTLYTWRNKAKSEGRPVPGRKATSEQWSAEAKLATVIETAALSEAELSQYCREKGLYPDQVKQWK
VESLQGFQRSAEQDKAIRQQARSDKQEIKQLRRELRHKEKALAEAAALLVLRKKLNALWDNDSNEDE

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
1125 bp374 aa4951619+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

SGCLVGTAKKAQCALGQRQQRGRMTSIPERQAIVNLIQQASCDGARLARACAEADICLRTYRRWYRDGIVQDDKRPTAVRPVPANKLTATEQEQIVELCN
SPAYSQLPPSQIVPDLLDKGVYLASESTFYRVLKEAGQLHHRGQSLAPRLSPAPTTHTASGPCEVWCWDITYCPSTVRGQFYYLYMFEDLYSRKIVGYEV
HETESGEYAAQLLQRCQLREQCLHKPLVLHSDNGAPMKAQTMKAKLEELGVLPSYSRPRVSNDNAFVESLFRVLKYRPQWPSRGFTSLEEARRWVDRFVR
WYNTEHRHSKLRFVTPEQRHNGEDAVLLEQRKWVLEQAKQSMPSRWGTRPVRNCEPVGPTTLNPEKEQLMKQAA

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1556 bp518 aa641619+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

VARYSEERKEAVLSKLLPPYNMTVAELARQEGISEPTLYTWRNKAKSEGRPVPGRKATSEQWSAEAKLATVIETAALSEAELSQYCREKGLYPDQVKQWK
VESLQGFQRSAEQDKAIRQQARSDKQEIKQLRRELRHKEKALAEAAALLVLRKKAQCALGQRQQRGRMTSIPERQAIVNLIQQASCDGARLARACAEADI
CLRTYRRWYRDGIVQDDKRPTAVRPVPANKLTATEQEQIVELCNSPAYSQLPPSQIVPDLLDKGVYLASESTFYRVLKEAGQLHHRGQSLAPRLSPAPTT
HTASGPCEVWCWDITYCPSTVRGQFYYLYMFEDLYSRKIVGYEVHETESGEYAAQLLQRCQLREQCLHKPLVLHSDNGAPMKAQTMKAKLEELGVLPSYS
RPRVSNDNAFVESLFRVLKYRPQWPSRGFTSLEEARRWVDRFVRWYNTEHRHSKLRFVTPEQRHNGEDAVLLEQRKWVLEQAKQSMPSRWGTRPVRNCEP
VGPTTLNPEKEQLMKQAA

 

Blast result :
Comments
ISPa74 is 80% aa similar to ISSde10.
The third ORF is a putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
The ISPa74 ends are not classic for this ISs family.
References
1] Petitjean Marie (2017) Direct submission to ISfinder