ISIlo1

  • Family IS4
  • Group IS4
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_006512 ND Idiomarina loihiensis
Idiomarina loihiensis L2TR
DNA section
IS Length : 1440 bp

Ends


IR Length : 15/18

IRL : TAATGCCGATCAGTTAAGAAAAATTTTAGCGATCGGTTGACCGATCCGGC
IRR : TAATGCTTGTCAGTTAAGCTAACTGGCTGTCGGTTTAGAAGGCGGTCGCA

Insertion site


Left flankDirect repeatRight flankDR Length
GTAAAAAGGCTCCCGAAGGAGCCTTTTAAA10
ACAAAAAAGGCGCCAAACGGCGCCTTTTTTA11
ATTAAAAGGCCTCCCTTGCGGAGGCTTTTTT11
AACAAAACCCGGCCTTCGCGCCGGGTTTTTTG12
AAAAAAACCCGGCACGGTGGCCGGGTTTCAGT12

DNA sequence

TAATGCCGATCAGTTAAGAAAAATTTTAGCGATCGGTTGACCGATCCGGCAGAGACTTCAAAATCCGTAGTTAGGTTTTCTAACTACGGATTTTTTATGT
TTCTGAGTCAAGCACTGGACCAACTGCAGGAGTTTACGCCGGATGATTTTAGTAAACTACCGGATCTGCTGGAGCCTGAGTTAATCGAACAATGCCTTGA
AGACGCGGGCGTTACAACGGTACGCAAACGCCGTTTGCCAATGGACTTTATGGTCTGGGCGGTCGTAGGAATGGCATTATTTCGGGAAATGCCGATGCGT
CAGCTCGTTTCACACCTTGATTTAATGTTGCCCGGCAAAAGACCTTACGTTGCGCCGAGTGCCGTAGTTCAGGCTCGTCAGCGTTTGGGGGCTAATGTTA
TGAAGCGTATGTTTGAGCTCACTAATGAGCTGTGGTTCGATAAACTACCGCTTTCTCACTGGAATAATCTATCGGTTCTGGCTGTCGACGGCACCGTCTG
GCGTACACCGGACACACCGGAGAATGATGCTTCCTATGGGCGAACGGCTAACCAGCGGGCTGAATCCGACTATCCTCAAATTCGGATGGTGAATCAAATG
GAAGTAAGCAGCCATTTAGTCACCTCGACGGAGTTCGGCAGTATTGCAGAGGTTAGTGAAGTAGACCTGGCAGCCCGGCTGATTGAACAGACGCCGGACC
ACTCACTGACGCTGTTCGATAAAGGGTTTTATGCGCTGGGTTTACTGGATCAATGGCATCGTGCCGGTGAGGAGCGCCATTGGCTTATTCCCCTCAGAAA
AGGCGCACAATACTCTGTCAAGAAGTCTTTTAGCGACACGGACAAATTGGTAGAAATTAGGCTCTCACCACAAGCTAAGAAGAAGTGGGATAATGCACCG
GACACTGTTCAGGCGCGTTTAGTGTGTAAGAAAATAGCTAAAAAAGAGGTTGCGATATTAACCTCAATGACAGACACGATGCGTTATCCTGAAGCCGATA
TCGTTGACTTATATGCTCATCGCTGGGAAATCGAGCAGGCTTACCGTGAAATGAAACAATATATGCTGAAGAGTGAGCTGACCCTGCGCAGCAAACGGCC
TGACCTGGTTGAGCAGGAGTTGTGGGGCATGCTGGTCGCTTATAACTTATTGCGGTATATGATGGCGCAAATGGCCTATAGCCTGAAGCATATTGAGCCG
AATCAAATAAGTTTCAAACAAGCCTCTCATTATCTGGTGGGGCAGTTACATATACTGGTACACATCTCACCCGGAAAAATACCCAAAGTCATGGAGCAAA
TGATGGAAATGGCCAGCGCATTCGTGCTGCCCGAAAGACGAGAGCGATATTACCCTCGTTCAATAAAAAGGCGGCCGCAACGTTATCCGATGCGACCGCC
TTCTAAACCGACAGCCAGTTAGCTTAACTGACAAGCATTA
Protein section
ORF number : 1

 

ORF 1
LengthBeginEndStrandFusion ORF
1323 bp441 aa971419+No
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MFLSQALDQLQEFTPDDFSKLPDLLEPELIEQCLEDAGVTTVRKRRLPMDFMVWAVVGMALFREMPMRQLVSHLDLMLPGKRPYVAPSAVVQARQRLGAN
VMKRMFELTNELWFDKLPLSHWNNLSVLAVDGTVWRTPDTPENDASYGRTANQRAESDYPQIRMVNQMEVSSHLVTSTEFGSIAEVSEVDLAARLIEQTP
DHSLTLFDKGFYALGLLDQWHRAGEERHWLIPLRKGAQYSVKKSFSDTDKLVEIRLSPQAKKKWDNAPDTVQARLVCKKIAKKEVAILTSMTDTMRYPEA
DIVDLYAHRWEIEQAYREMKQYMLKSELTLRSKRPDLVEQELWGMLVAYNLLRYMMAQMAYSLKHIEPNQISFKQASHYLVGQLHILVHISPGKIPKVME
QMMEMASAFVLPERRERYYPRSIKRRPQRYPMRPPSKPTAS

 

Blast result :
Comments
ISIlo1 is 70% aa similar to IS4.
ISIlo1 was found by screening completely sequenced genomes for seqences homologous to the IS4 transposase using BLASTP. Multiple alignments revealed a conserved DDE motif : D(N2)-76-D(N3)-104-E(C1). The copy number in Idiomarina loihiensis L2TR is 5.
References
1] Hou,S., Saw,J.H., Lee,K.S., Freitas,T.A., Belisle,C., Kawarabayasi,Y., Donachie,S.P., Pikina,A., Galperin,M.Y., Koonin,E.V., Makarova,K.S., Omelchenko,M.V., Sorokin,A., Wolf,Y.I., Li,Q.X., Keum,Y.S., Campbell,S., Denery,J., Aizawa,S.I., Shibata,S., Malahoff,A. and Alam,M.(2004)Proc. Natl. Acad. Sci. U.S.A. 101,18036-18041