ISL4

  • Family IS110
  • Group
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
AY040213 ND Lactobacillus delbrueckii
Lactobacillus delbrueckii subsp. bulgaricus
DNA section
IS Length : 1658 bp

Ends


Left end : ACATACTAACCTAGTGTTGGATGATTACTCGACGGAGTAGTCGTTCAACACTTTTTCTTTTACTATGTAAAGTGGAGATGAAGCCAATGCCGTGAGCTCT
Right end : GATATTTGTCTTGATTCTCCGGGAGCTATTTCCCGATTAGGCCCTTATTTCAAAATAAAATTGCCTAAAATCGTTGATAACACTTGACTTAGAGTAGAAA

Insertion site


Left flankDirect repeatRight flankDR Length

DNA sequence

ACATACTAACCTAGTGTTGGATGATTACTCGACGGAGTAGTCGTTCAACACTTTTTCTTTTACTATGTAAAGTGGAGATGAAGCCAATGCCGTGAGCTCT
TTGGACACACGATGTCGTAAATAAAACGGGCAGCTTCACCATTCAATTGAGAATCTCGTCTAAGTATGTTGACTGTTAAAGTCCTGTTGAGAAAATTAGA
TCTAATTGAATTGGGTGAAGGCAGCTCATCTCCGAGTAAAGCGGAGGTTTATTCTTATGGATTTATTGAAAACTGTTTTCGGTATTGATGTTAGCAGCCG
GAAGTCTAACGTATGCATTATGGTCAATGGCAAAAAAGTTAATGACTATGCCATCTCCAACGATATGGTAGGCTTCAATCGGCTGATAGGTGACCTTAAG
CAGGTTACTAAACCGCAGATTATCTTTGAAGCAACTGGCGTCTATTCCAGAAGACTCCAGGCGTTCTTGGACATGCACGAATTGCGCTATGTCATGACGA
ATCCGCTAGAAGCCAAAAGAAAGACAAAGGATGACCTGCACCAGAACAAGACCGATAAGCTTGATGCCTTGCATCTTGCCAAGCTGCAGTCTGAGCACCC
GCAACGGCTGGCCTACGTTCAAAACAAAGAATATCAAGAATTGATGGCCAATAACCGCATCTATGAACAGGCTTCGCACGATCTGATAACCAACAAGAAT
AGACTGCACAAAGCAGTTCAGCTCACTTTCCCAGAGATTGAACACTTACTGGCTAATCCGAGAGGGAAAAACTACTGGAGTATTGCTCTCAGATTCCCAC
ATCCAGATATCGTACTAGAAACAAAAGAAGCCGATATCATCGACTTCTTAAAAGGCTTATCTGGTATTGGTAAAAAGCGCGCTAATGACATAACGCAAAA
CCTTATTCGTTTGGCTAAAGTCGCATGCCCAGCGGTCAAAAAGAACAGTGCTCATATTCGTGGCCTCAAAATGGCTATTAACAACATTCTGAGCGCTGAA
GAAGAGTGCCAGACTGCTTTACAGGAGATGGCAAAGCTGGCTCCTAAACGGGATCTGGAGATCCTCACAAGCATTCCAGGCATCGGCGAAAACACTGCTC
TAAGAATCATTAGTGAGCTTGGGGATATCAGACGTTTTAACAACCCTAGCCAATTAAATGCCTTCGTTGGTGTTGATCCTCAAGTTTATGAATCTGGCAA
TCTCACGGCCCACCTGTCAATTTCAAAGCGTGGGACGGCTATTGGCAGAAAGGTGCTGTACTTGGCCATAAACCAAATTCAGTCGGCTAAGAAAGTGGGA
AACCCTTGTCATATTGCGGATTATTACGAGAAACGAAAACGGCCTTCTGAGACTGCAAGTCACAAGAAGGCCGCTATCGCATCGATCCATAAATTATTAC
GGACGATCTTCGCTTTAATTAAGAATGATCAATTGTATAGCTATGACGTAGCCAAACATAACCAAAGACTTTTGTCATAAAAATTGATCCAATAGATATT
ATAACAGCCTCTTTTTTGAAATTACAGAAGGTGGCTGTATTTACCATGCCCTAAATCAGATATTTGTCTTGATTCTCCGGGAGCTATTTCCCGATTAGGC
CCTTATTTCAAAATAAAATTGCCTAAAATCGTTGATAACACTTGACTTAGAGTAGAAA
Protein section
ORF number : 1

 

ORF 1
LengthBeginEndStrandFusion ORF
1161 bp386 aa3201480+No
ORF function : Transposase
Chemistry : DEDD

ORF sequence :

MVNGKKVNDYAISNDMVGFNRLIGDLKQVTKPQIIFEATGVYSRRLQAFLDMHELRYVMTNPLEAKRKTKDDLHQNKTDKLDALHLAKLQSEHPQRLAYV
QNKEYQELMANNRIYEQASHDLITNKNRLHKAVQLTFPEIEHLLANPRGKNYWSIALRFPHPDIVLETKEADIIDFLKGLSGIGKKRANDITQNLIRLAK
VACPAVKKNSAHIRGLKMAINNILSAEEECQTALQEMAKLAPKRDLEILTSIPGIGENTALRIISELGDIRRFNNPSQLNAFVGVDPQVYESGNLTAHLS
ISKRGTAIGRKVLYLAINQIQSAKKVGNPCHIADYYEKRKRPSETASHKKAAIASIHKLLRTIFALIKNDQLYSYDVAKHNQRLLS

 

Blast result :
Comments
ISL4 is 45% aa similar to IS653. Additional Accession number : AY040218 ; AJ316615
ISL4 was inserted in another IS sequence : ISL5 . This structure was inserted at the border of the lac promoter, and induced the loss of the palindromic structure of one of the operators likely involved in the binding of regulatory factors.
References
1] Lapierre,L., Mollet,B. and Germond,J.E. (2002) J. Bacteriol. 184 (4), 928-935