ISKpn40

  • Family IS3
  • Group IS150
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
ND Klebsiella pneumoniae
Escherichia coli
Klebsiella pneumoniae
DNA section
IS Length : 1213 bp

Ends


IR Length : 12

IRL : TGTAATGACCCACTGAAATCCTGCTCAGGTCATAATGAGTGGAGATCACA
IRR : TGTAATGACCCAGCCGTTCCTGCACAACTAAGCGGCTTCGGCATAGGCCT

Insertion site


Left flankDirect repeatRight flankDR Length

DNA sequence

TGTAATGACCCACTGAAATCCTGCTCAGGTCATAATGAGTGGAGATCACAGACATGAGCATCACGATGGACGAAGAAATCAAACGTTGGACGGCCAAGCG
CAAGTCCGCCTTGGTCATGGAAATCATTCAGGGCAAGACCACCGTCGCCGAAGCGGCTCGAGCCTTTGATTTGCCGCCCTCCGAGATTGAAGAATGGGTA
GATGACGCCAAACGGGGCATGGAAAACGCCTTACGGGCCAAGCCACTGGATATTCGCGAGCAGTACGAGAAGCAGCTCAAGGAACTCCAGGAAGCTTATG
GCGAGGCCATGCTGGAGTTACGCGCCAGAAAAAAGCTGGCCTCCCTGCTGGGCGAGGACGACAGATAGTCGCCGATGTTCAGCAGGGATTACGCGCAGAA
GGTATTGATGTCTCCGTCAGCAAGCTCTGCCGCTGGTTTGGCCTGCCGCGTCGTAGTTGGTACTACCGCAGCGTCAAGGCCGCGCCCAAGCTTCAGGAGC
ATCTGGTCACCCCGATCAAAAACATGATTGAGGAGAACCCATCGTTCGGTTACCGGACGGTTGCAGCCCTGTTGGGGTTCAACAAGAACACGGTACAGCG
CATCTTCCAGCTCAAGGGCTGGCAAGTTCGCAAGCGTCCGGTTGGGTTTCGCCCCCGGATCCAGGCCCTGCCTTCGGTGGCCTCAGCGCCCAACCAACGC
TGGGCGACGGACCTATGCCGGATCTGGGCTGGTCGCGATGGCTGGTGTTCCTTGGCGCTGGTGATTGATTGCCATACCCGTGAACTACTGGGATGGCATC
TCTCGCGCAGTGGTAAATCGAAAACGGCCGAGGCAGCGCTGGAGCAAGCCTTAATTGCTCGCTTCGGCAGCTTGGGACGAGTTGCATCGCCGTTTTTGTT
ACGTAGCGACAATGGGTTGGTGTTTACCAGCCGCAACTACACAGCACTGGTGAAGAGCTATGGGTTGCAGCAGGAGTTCATCACGCCGTACACGCCGGAA
CAAAACGGCATGGTCGAGCGGGTGATCAGAACGCTCAAGGAGCAGTGTGCCCATCGGCAGAGGTTCGAGACCTTGCAGCATGCCAGTCGGGTGATTGGCG
ACTGGATCCAGTTTTACAACCAGAAGCGTCCTCACCAGGCGCTAAAGATGAAAACACCGGCGCAGGCCTATGCCGAAGCCGCTTAGTTGTGCAGGAACGG
CTGGGTCATTACA
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
315 bp104 aa54368+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MSITMDEEIKRWTAKRKSALVMEIIQGKTTVAEAARAFDLPPSEIEEWVDDAKRGMENALRAKPLDIREQYEKQLKELQEAYGEAMLELRARKKLASLLG
EDDR

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
981 bp326 aa2061186+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

RQTGHGKRLTGQATGYSRAVREAAQGTPGSLWRGHAGVTRQKKAGLPAGRGRQIVADVQQGLRAEGIDVSVSKLCRWFGLPRRSWYYRSVKAAPKLQEHL
VTPIKNMIEENPSFGYRTVAALLGFNKNTVQRIFQLKGWQVRKRPVGFRPRIQALPSVASAPNQRWATDLCRIWAGRDGWCSLALVIDCHTRELLGWHLS
RSGKSKTAEAALEQALIARFGSLGRVASPFLLRSDNGLVFTSRNYTALVKSYGLQQEFITPYTPEQNGMVERVIRTLKEQCAHRQRFETLQHASRVIGDW
IQFYNQKRPHQALKMKTPAQAYAEAA

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1133 bp377 aa541186+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MSITMDEEIKRWTAKRKSALVMEIIQGKTTVAEAARAFDLPPSEIEEWVDDAKRGMENALRAKPLDIREQYEKQLKELQEAYGEAMLELRARKKAGLPAG
RGRQIVADVQQGLRAEGIDVSVSKLCRWFGLPRRSWYYRSVKAAPKLQEHLVTPIKNMIEENPSFGYRTVAALLGFNKNTVQRIFQLKGWQVRKRPVGFR
PRIQALPSVASAPNQRWATDLCRIWAGRDGWCSLALVIDCHTRELLGWHLSRSGKSKTAEAALEQALIARFGSLGRVASPFLLRSDNGLVFTSRNYTALV
KSYGLQQEFITPYTPEQNGMVERVIRTLKEQCAHRQRFETLQHASRVIGDWIQFYNQKRPHQALKMKTPAQAYAEAA

 

Blast result :
Comments
ISKpn40 is 50% aa similar to ISMesi1.
The second orf is 100% aa similar to a IS3 family element in klebsiella pneumoniae, while the first orf is 100% aa similar to a tranposase in gammaproteobacteria.
This IS sequence was found in Escherichia coli isolated from a swine feedlot.
The third ORF is the putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References
1] Zheng Wang, Yulin Fu, Xiangdang Du, Stefan Schwarz, Rong Zhang, Timothy R Walsh, Haiyang Jiang, Yang Wang (2017) Direct ISfinder submission.