ISYal1

  • Family IS3
  • Group IS407
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
ND Yersinia aldovae
Yersinia aldovae ATCC 35236
DNA section
IS Length : 1187 bp

Ends


IR Length : 34/43

IRL : GTCCACTCCCCCTAAAATGAGACAGCTATAATTAGATTTTCTGCCTTTAC
IRR : GTCCACTCCCCGTTATCTGAGACAGTCCTGATTAGAGTTTTCTAGCTGTT

Insertion site


Left flankDirect repeatRight flankDR Length

DNA sequence

GTCCACTCCCCCTAAAATGAGACAGCTATAATTAGATTTTCTGCCTTTACCTTTGCAGAGGTCAAAATGAAAAAAGCACGCTTTACTGAAACTCAGATCG
TTAATATCCTGAAACTGGCTGATTCAGGTATAAAAGTTGAAGAAATTTGCCGTCAGAACGGAATTAGCAGTGCCACCTACTACAATTGGAAATCTAAGTA
TGGTGGGATGGAAGCTAATGATGTTAAACGATTAAAAGAGCTTGAAGAGGAAAATACTCGTCTCAAAAAATTGTTTGCTGAAGTCAGTCTTGAAAATCAT
GCCATGAAGGAGCTTTTTGCAAAAAAGGGTTGGTAATAACCGAGAAAAAGTCCTGTGCCGGATTATTAACGGCTTCAGGCCTGTCGGTTATTACAGCTTG
CAAACTGACCTCTTTATCGCGGGCCTCTTTTTATCGGCGCGGTACTGACTGGCGAGAAAAAGATAAGGTCGTTATCGATGCCATTCAGGCTGTGTTGTCT
GAGTCGCCTCAGGCTGGTTTCTGGAAATGCTATTATCGTCTCAGATTTAAAGGGTTTATCTTCAACCATAAACGTGTTTATCGTGTGTATTGCCGGTTAG
GTTTAAACCTTAAACGCAGGATCAAAAAAACGCTGCCAAAACGTGAGAATAAGCCGTTATCAATTGTGAATCTGCCTGATATTCAGTGGGCACTGGACTT
TATGCATGATGCTCTTTACTGCGGTAAGCGGTTCAGAACACTAAATATAATTGACGAAGGAACGCGTGAATGTCTGGCCATTGAAGTTGATACTTCTTTA
CCGACAGACCGGGTTATCCGTGTACTTGATCGACTGAAAAAAGAACGTGGGTTACCTCAGCAACTCAGAGTTGATAATGGCCCAGAACTGATATCAGTTA
ACTTATTGAATTACTGCGAATATAATCACATTACACTGTGCCATATTCAGCCGGGTAAACCACAACAAAACGGATTTATTGAGCGTTTTAATGGCTCATT
TCGTCGGGAGTTTTTGAATGCTTACTTGTTTGAATCATTAAGCCAAGTCAGAGAAATGGCTTGGTTCTGGCAACAGGATTATAACCTGAATCGTACACAT
GAAAGTCTGGGGCATCTTCCCCCGGAGACATACCGAAAACAGCTAGAAAACTCTAATCAGGACTGTCTCAGATAACGGGGAGTGGAC
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
270 bp89 aa67336+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MKKARFTETQIVNILKLADSGIKVEEICRQNGISSATYYNWKSKYGGMEANDVKRLKELEEENTRLKKLFAEVSLENHAMKELFAKKGW

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
882 bp293 aa2941175+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

KSCHEGAFCKKGLVITEKKSCAGLLTASGLSVITACKLTSLSRASFYRRGTDWREKDKVVIDAIQAVLSESPQAGFWKCYYRLRFKGFIFNHKRVYRVYC
RLGLNLKRRIKKTLPKRENKPLSIVNLPDIQWALDFMHDALYCGKRFRTLNIIDEGTRECLAIEVDTSLPTDRVIRVLDRLKKERGLPQQLRVDNGPELI
SVNLLNYCEYNHITLCHIQPGKPQQNGFIERFNGSFRREFLNAYLFESLSQVREMAWFWQQDYNLNRTHESLGHLPPETYRKQLENSNQDCLR

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1109 bp369 aa671175+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MKKARFTETQIVNILKLADSGIKVEEICRQNGISSATYYNWKSKYGGMEANDVKRLKELEEENTRLKKLFAEVSLENHAMKELFAKKGLVITEKKSCAGL
LTASGLSVITACKLTSLSRASFYRRGTDWREKDKVVIDAIQAVLSESPQAGFWKCYYRLRFKGFIFNHKRVYRVYCRLGLNLKRRIKKTLPKRENKPLSI
VNLPDIQWALDFMHDALYCGKRFRTLNIIDEGTRECLAIEVDTSLPTDRVIRVLDRLKKERGLPQQLRVDNGPELISVNLLNYCEYNHITLCHIQPGKPQ
QNGFIERFNGSFRREFLNAYLFESLSQVREMAWFWQQDYNLNRTHESLGHLPPETYRKQLENSNQDCLR

 

Blast result :
Comments
The third ORF is a putative ORFAB transposase reconstructed in silico by a possible -1 frameshift.
ISYal1 is 85% aa similar to ISAma2.
This IS has atypic IRs: it begins with 'GT' instead of 'TG'.
References
1] Timothy Read (2009) Direct submission