ISVch4

  • Family IS3
  • Group IS3
MGE type ISRelated element(s) :
Isoform Synonym(s) IS1359, IS1359Am
Accession numberTranspositionOriginHost
NC_002505 ND Vibrio cholerae
Vibrio cholerae Amazonia 3509
Vibrio cholerae O1 biovar eltor N16961
DNA section
IS Length : 1258 bp

Ends


IR Length : 24/35

IRL : TGTAGTGGCATAGTGAATTTGGTCACTTAGTTAGAGGTGATATCATCACC
IRR : TGTAGTGGTCAACTAAAATTGGCCACGGTTTTAGAGTTTTCCCAATATAA

Insertion site


Left flankDirect repeatRight flankDR Length
TAAGCTACAAAAACCCAAACTTTGATTTAGGTATGCGTC3
CATCTACTATATTGAGCAGTTAA3

DNA sequence

TGTAGTGGCATAGTGAATTTGGTCACTTAGTTAGAGGTGATATCATCACCTCATAAGTTAACAGGTGACATTATGACAAAACGTACAAGACGACTATTTA
GCGCAGAATTTAAGTTAGAAGCAGCGCAGCTAGTCTTAGACCAAAATTACTCAGTGACGGAAGCAGCCCAAGCCATGAATGTGGGCAAGTCCACGATGGA
TAAATGGGTTCGCCAGCTTAGAGAAGAACGCCAAGGGAAAACACCTAAAGCTTCACCTATGACCCCTGAGCAAATAGAAATTCGGGAATTGAAAAAGAAG
CTGGCTCGCCTTGAAGAGCATAATGAAATACTAAAAAAAGCCACGGCTCTCTTGATGTCGGACTCACTGAACAATTCTTGATAATCAAGAAACTCAAGCA
GAGCCACAGCGTAAAAATATTATGCGAAGTCTTCAATGTTCATCGAAGTAGTTATCACTATTGGCTTAAACGCCCAGCGTTAATTAATGCGGAAACAATA
AAACTGCGCAGCTTGATTAGCGAGGCTCACGCCGCAAGCAATGGCTCTGCGGGAGCGAGAACCATTGCAGATATAGTCACAAATCAGGGTGTAAAGCTGA
GCCGATACCGAGCAACAAAGCTAATGAGAACTCTTGGTTTAGTAAGCTGCCAAGAACCAAAGCATCGTTACAGAAAGGCTTCACAAGAACATATTGACGT
TCCAAATCACTTAAGTCGTCAATTTGCTGTTACGGCTCCAAATGAAGTCTGGGCTGGCGATGTTACGTATATTTGGACTGGTAATCGGTGGATGTATTTA
GCGGTCGTTATCGATCTTTTTGCCCGCAAAGTGATCGGTTGGTCAATGTCTTTGTCGCCTGATAGTCGGTTGACAGGTAAAGCGCTGTCTATGGCCTATG
AATCTCGCGGAAAGCCAAAAGGTGTCATGTTCCATAGCGATCAAGGCAGTCATTATACTAGCCGTAAATACCGTCAATTACTGTGGCGCTTTCAAATAAA
ACAGAGTTTATCTCGCCGAGGAAACTGTTGGGATAATGCGCCGATAGAGCGCTTCTTTAGAAGTCTGAAGACGGAATGGGTGCCAACTGTGGGTTATCGT
AGCTTCGCTGAGGCTCAACAAGAGATCACCCGCTACATTATCGGATATTACTGCCAACTCAGGCCACATCAGTATAACGGTGGTCTAACTCCCAATGAAT
CAGAACGATTATATTGGGAAAACTCTAAAACCGTGGCCAATTTTAGTTGACCACTACA
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
345 bp114 aa37381+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MISSPHKLTGDIMTKRTRRLFSAEFKLEAAQLVLDQNYSVTEAAQAMNVGKSTMDKWVRQLREERQGKTPKASPMTPEQIEIRELKKKLARLEEHNEILK
KATALLMSDSLNNS

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
924 bp307 aa3271250+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

NTKKSHGSLDVGLTEQFLIIKKLKQSHSVKILCEVFNVHRSSYHYWLKRPALINAETIKLRSLISEAHAASNGSAGARTIADIVTNQGVKLSRYRATKLM
RTLGLVSCQEPKHRYRKASQEHIDVPNHLSRQFAVTAPNEVWAGDVTYIWTGNRWMYLAVVIDLFARKVIGWSMSLSPDSRLTGKALSMAYESRGKPKGV
MFHSDQGSHYTSRKYRQLLWRFQIKQSLSRRGNCWDNAPIERFFRSLKTEWVPTVGYRSFAEAQQEITRYIIGYYCQLRPHQYNGGLTPNESERLYWENS
KTVANFS

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1214 bp404 aa371250+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MISSPHKLTGDIMTKRTRRLFSAEFKLEAAQLVLDQNYSVTEAAQAMNVGKSTMDKWVRQLREERQGKTPKASPMTPEQIEIRELKKKLARLEEHNEILK
KSHGSLDVGLTEQFLIIKKLKQSHSVKILCEVFNVHRSSYHYWLKRPALINAETIKLRSLISEAHAASNGSAGARTIADIVTNQGVKLSRYRATKLMRTL
GLVSCQEPKHRYRKASQEHIDVPNHLSRQFAVTAPNEVWAGDVTYIWTGNRWMYLAVVIDLFARKVIGWSMSLSPDSRLTGKALSMAYESRGKPKGVMFH
SDQGSHYTSRKYRQLLWRFQIKQSLSRRGNCWDNAPIERFFRSLKTEWVPTVGYRSFAEAQQEITRYIIGYYCQLRPHQYNGGLTPNESERLYWENSKTV
ANFS

 

Blast result :
Comments
ISVch4 is 91% (ORFA) and 78% (ORFB) aa similar to IS911. The third ORF is a putative ORFAB reconstructed in silico by possible -1 frameshift.
ISVch4 is part of Genbank entry EU272902 to be released.
References
1] Figueiredo, S. C. A., Reis, R. C., Gonçalves, M. S. M, Beltrão, P. J. M. S. I., and Coelho, A. (2008) The VPI-2 (Vibrio pathogenicity island-2) of Vibrio cholerae Amazonia: a modular arrangement with insertion sequences and a deletion. Submitted for publication.
2] Heidelberg,J.F., Eisen,J.A., Nelson,W.C., Clayton,R.A., Gwinn,M.L., Dodson,R.J., Haft,D.H., Hickey,E.K., Peterson,J.D., Umayam,L.A., Gill,S.R., Nelson,K.E., Read,T.D., Tettelin,H., Richardson,D., Ermolaeva,M.D., Vamathevan,J., Bass,S., Qin,H., Dragoi,I., Sellers,P., McDonald,L., Utterback,T., Fleishmann,R.D., Nierman,W.C., White,O., Salzberg,S.L., Smith,H.O., Colwell,R.R.,Mekalanos,J.J., Venter,J.C. and Fraser,C.M. (2000) Nature 406 (6795), 477-483
3] Clark,C.A., Purins,L., Kaewrakon,P., Focareta,T. and Manning,P.A. (2000) Microbiology 146 (Pt 10), 2605-2612