ISAba18

  • Family IS3
  • Group IS51
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
CP000521 ND Acinetobacter baumannii
Acinetobacter baumannii ATCC 17978
DNA section
IS Length : 1309 bp

Ends


IR Length : 24/25

IRL : TGAACCGTACCGGGTTTGTCGGAGAGTCAATATTCTGAGAGACTATTCCG
IRR : TGAACCGTACCGAGTTTGTCGGAGACTTTTTTATTTAAGTTAGGCCACCT

Insertion site


Left flankDirect repeatRight flankDR Length
ATTACAGACCACACCATACTCGG3

DNA sequence

TGAACCGTACCGGGTTTGTCGGAGAGTCAATATTCTGAGAGACTATTCCGATGACAAAATTAAAATATACCCCTGAAATCAGAGAAAGAGCGGTTCAACT
TGTGATTGAATCCGAAAAAGATTATCCATCGAACTGGGCAGCAGTTTCCGCAATTGCTCCTAAAATTGGTTGTACTCCTGAAACGCTGCGTGTTTGGTAT
CAAAAATATTTAGATCAACAAAACCCAATCAAAGTACAACAATTTTCAGATCAAGAGCGTATTAAACAACTCGAACGTGAAAATAAAGAACTGCAACGCG
CTAACGAAATTCTACGCAAAGCAGCCGCTTTTTTCGCCCAGGCGGAGCTCGACCGCCCATACAAATAATGGTGGATTTCATTCATAACAATAAAGCGTTA
TACGGTGTTGATGCGATTTGTAGAATATTACCCATCGCAGCATCAACCTATTACCGGACTTTAGATCTCGTTAATAATCCAGAATTTCGAGCGAAACGTG
CTCTGCATGATTTACATCATGCAGAGCAAATTAAACGTATTTGGAAGGAAAGTTTAGGCCGATATGGCATACGTAAAGTATGGCAACAACTGAGACGTGA
AGGCTATGTGATCGCACGTTGCACAGTAGTTCGCTTGATGCGAAAGCTAAACATACAAGGTGTTTGGCGTGGTAAGAATAAACAAACCACCCGTAGCCGA
GATGATCAAAAACGAGCAGATGATTTAGTGAAACGTAATTTTAAAGCTGATCACCCTAATCACTTGTGGGTTGCTGACTTCACCTATATTCAAACCAATT
CAGGCTGGGTGTATACCGCATTTATTATTGATGTGTTCTCACGAGCAATTGTTGGGTGGAAGGTATCGACACGCATGAATACGGATATGGTGCTCGATGC
ATTGGAGCAAGCATTGCATGATCGAGGTATGCCAAAGAATGTTATTCATCATTCTGACAGAGGGGTTCAATATCTCTCCATTCGCTATACTAATCGTTTA
GAAGCAGCAAATTTAAGAGCATCAGTCGGTACAACTGGTGATTCTTACGATAATGCTTTGGCTGAAACGGTGAATGGCTTATACAAAACTGAGGTGATTG
AATATTTAAAAGCAGATTGGCAGGGTTTAGCTGATGTACAACTTGCCACATTGAATTGGGTGGATTGGTTCAATAAAAAGCGTATACACAGTGCACTTGG
TTATGTATCACCTTTTGATTTTGAAGCAATGTACTATGATAAGATTAACCCGTTAGGTCAGGTGGCCTAACTTAAATAAAAAAGTCTCCGACAAACTCGG
TACGGTTCA
Recoding section
  • Recoding by frameshift
  • Frame
  • Type
  • Experimentally demonstrated

Stimulators :

  • Shine-Dalgarno sequence :
  • Secondary structure :

Recoding motif :

Protein section
ORF number : 3

 

ORF 1
LengthBeginEndStrandFusion ORF
318 bp105 aa51368+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MTKLKYTPEIRERAVQLVIESEKDYPSNWAAVSAIAPKIGCTPETLRVWYQKYLDQQNPIKVQQFSDQERIKQLERENKELQRANEILRKAAAFFAQAEL
DRPYK

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
906 bp301 aa3651270+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

RNSTQSSRFFRPGGARPPIQIMVDFIHNNKALYGVDAICRILPIAASTYYRTLDLVNNPEFRAKRALHDLHHAEQIKRIWKESLGRYGIRKVWQQLRREG
YVIARCTVVRLMRKLNIQGVWRGKNKQTTRSRDDQKRADDLVKRNFKADHPNHLWVADFTYIQTNSGWVYTAFIIDVFSRAIVGWKVSTRMNTDMVLDAL
EQALHDRGMPKNVIHHSDRGVQYLSIRYTNRLEAANLRASVGTTGDSYDNALAETVNGLYKTEVIEYLKADWQGLADVQLATLNWVDWFNKKRIHSALGY
VSPFDFEAMYYDKINPLGQVA

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1220 bp406 aa511270+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MTKLKYTPEIRERAVQLVIESEKDYPSNWAAVSAIAPKIGCTPETLRVWYQKYLDQQNPIKVQQFSDQERIKQLERENKELQRANEILRKAAAFFRPGGA
RPPIQIMVDFIHNNKALYGVDAICRILPIAASTYYRTLDLVNNPEFRAKRALHDLHHAEQIKRIWKESLGRYGIRKVWQQLRREGYVIARCTVVRLMRKL
NIQGVWRGKNKQTTRSRDDQKRADDLVKRNFKADHPNHLWVADFTYIQTNSGWVYTAFIIDVFSRAIVGWKVSTRMNTDMVLDALEQALHDRGMPKNVIH
HSDRGVQYLSIRYTNRLEAANLRASVGTTGDSYDNALAETVNGLYKTEVIEYLKADWQGLADVQLATLNWVDWFNKKRIHSALGYVSPFDFEAMYYDKIN
PLGQVA

 

Blast result :
Comments
ISAba18 is 88% identical to ISAba2. In [1] it is referred to as ISAba2-like.
The third ORF is a putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References
1] Nigro, S.J. and Hall R.M. (2011) J. Antimicrob. Chemother. 66 (9), 2175-2176
2] Smith,M.G., Gianoulis,T.A., Pukatzki,S., Mekalanos,J.J., Ornston,L.N., Gerstein,M. and Snyder,M. (2007) Genes Dev. 21 (5), 601-614