ISLysp1

  • Family IS1
  • Group
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NZ_AAVU01000021 ND Lyngbya sp.
Lyngbya sp. PCC 8106
DNA section
IS Length : 981 bp

Ends


IR Length : 22/24

IRL : GGTAGTAATAAATATATAGTGATAAGCAGTATTAACTAGAAGTATCTTTG
IRR : GGTAGTGATAAATATGTAGTGATACTAAAATTGAGATGCGATCGCTGAAT

Insertion site


Left flankDirect repeatRight flankDR Length
GGAAGGGGTAAAGGAAACATATATAGGACTTAC8

DNA sequence

GGTAGTAATAAATATATAGTGATAAGCAGTATTAACTAGAAGTATCTTTGATATTGTTGTACCTTTTCTTGAAGAATCGAGCCGTCAGGAATCGTTTGAT
TAACAATGCGATCGCCAGTAAGACCAACAATAAAGTCTTTGAAAAAACTGGTAAAATATAAATCGGTTGGGAGTCATTCATCCCTAGCCTGAGACTTGAT
AAACTGAAGACTCACAAAAAATTAAAGCCATGAATAATTCTGCCTTAACTTGTCCCCAATGTCAAAGCCAGAAAATCGTAAAAAATGGTAGCATTCATAA
CAAAAAGCCCAAATACAAATGCACCGAATGTGGAAGGCAATTTGTCGAACATCCTCGCAAAATTTATATTTCTGAAGACACCAAAAATTTGATCGAGAAA
CTCTTGTTAGAAAAAATTAGCTTGGCTGGAATAGCTAGAGTAACAGGAGTTTCACGAAAATGGTTGCAAGATTATATTAATGCCAAGTATAAAGAGGTTT
CCCGGGAAATTAATGTCTCAAAAAAAAACGAGGAAAGCTGACCATTCAAGCCGATGAAATGTGGTCATTTGTCGGGAACAAAAAACAGAAGCAATGGCTG
TGGTTGGCTGTAGATAGAAACACCAAGGAAATTGTTGGTTTTGATTTGGGCGATTGTAGTGAAGAAGGAGCAAAAGGGCTGTGGCGATCACTTCCTAAAG
TGTATCGTCAATGTGCAGTGTGTTATACGGATTTTTGGTCGGCTTATGAACATATTTTTCCTAATAAAAGACACAAATCTGTCGGAAAAGAAACTGGGTT
GACTAATCATATTGAGCGATTGAACAATACTCTTCGTCAACGAGTTTCTCGACTGGTTAGAAAGACTTTATCTTTCTCGAAAAAATTGGAAAATCATATC
GATGCCATTTGGAATTTTATTCACTACTACAATTCAGCGATCGCATCTCAATTTTAGTATCACTACATATTTATCACTACC
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
311 bp103 aa230540+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MNNSALTCPQCQSQKIVKNGSIHNKKPKYKCTECGRQFVEHPRKIYISEDTKNLIEKLLLEKISLAGIARVTGVSRKWLQDYINAKYKEVSREINVSKKN
EES

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
445 bp147 aa513957+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

CLKKKRGKLTIQADEMWSFVGNKKQKQWLWLAVDRNTKEIVGFDLGDCSEEGAKGLWRSLPKVYRQCAVCYTDFWSAYEHIFPNKRHKSVGKETGLTNHI
ERLNNTLRQRVSRLVRKTLSFSKKLENHIDAIWNFIHYYNSAIASQF

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
728 bp242 aa230957+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MNNSALTCPQCQSQKIVKNGSIHNKKPKYKCTECGRQFVEHPRKIYISEDTKNLIEKLLLEKISLAGIARVTGVSRKWLQDYINAKYKEVSREINVSKKK
RGKLTIQADEMWSFVGNKKQKQWLWLAVDRNTKEIVGFDLGDCSEEGAKGLWRSLPKVYRQCAVCYTDFWSAYEHIFPNKRHKSVGKETGLTNHIERLNN
TLRQRVSRLVRKTLSFSKKLENHIDAIWNFIHYYNSAIASQF

 

Blast result :
Comments
ISLysp1 is 66% (ORF A) and 57% (ORF B) aa similar to ISCysp1. The third ORF is a putative ORF AB transposase reconstructed in silico by possible -1 frameshift.
References
1] Stal,L., Ferriera,S., Johnson,J., Kravitz,S., Halpern,A., Remington,K., Beeson,K., Tran,B., Rogers,Y.-H., Friedman,R. and Venter,J.C (2006) Direct submission GenBank.