ISEcret4

  • Family IS1
  • Group
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
KP890198 ND Endozoicomonas endosymbiont
Endozoicomonas endosymbiont of Diplodus puntazzo
Endozoicomonas atrinae WP70
DNA section
IS Length : 766 bp

Ends


IR Length : 20/23

IRL : GGTGATGTGTCAGAGCTGTTGATCTGATACACTCCTGTCTTTTTGAGTCA
IRR : GGTGATGTATCAAAACTGTTGATAGTGGTTTCGGGAGATAAACTCCCCGA

Insertion site


Left flankDirect repeatRight flankDR Length
TCGCCGTAAATGGTATCGGCTTTGTGAGAAGATTACCTGT0
TAATAAGTCAGATTAAGGATGGATATAC8

DNA sequence

GGTGATGTGTCAGAGCTGTTGATCTGATACACTCCTGTCTTTTTGAGTCATCTATGGCTGTAGTTCAAGTTGCCTGTATCCATTGTCAACAAACGTTCAA
TGTTGTTAAGAACGGGAAAGCTGAGACGGGTCACCAGCGGTATAGATGCAAGGACTGTAATAAGAGTTTCCAACTTGAGTATCGCTATAACGGCAATCTG
CCTGGTACTCATGAGCAGATCATAAAGATGACCATGAATGGCTCCGGGGTCAGAGATATCGGACGTGTCCTTGAGATCAGTCCAACGACGGTATTGGCTC
GCTTAAAAAACTCGACCCGCCAACAGTAACACAACTCCCCTTCGAAAATGCTCAAGTCAAGATTATCTTCGAAATGGATGAGCAGTGGTCATTTGTTGGT
AACAAGAAGCAGCAACGCTGGCTGTTTTATGCATGGGAGCCACGTTTCAAGAAGATCATTGCCCATGCGTTCGGCTCCAGAAGCAAAGAGACGCTCAAAA
AGCTGTTGGAGCGTCTGGCCCGCTTCAAAGTCAGTTTTTACTGCACAGATGACTGGCAGCCATATACATCCTGTTTACCAGAAGATAAACATATCATTGG
AAAATACTTCACTCAGCGGATTGAGCGGCAGAATCTGACCTTGAGAACTTGCTTGAAACGGTTAGCCAGAAGGACTATCTGCTTCTCAAGATCAATAGAC
ATTCATGATAAAGTTATCGGGGAGTTTATCTCCCGAAACCACTATCAACAGTTTTGATACATCACC
Recoding section
  • Recoding by frameshift
  • Frame -1
  • Type translational
  • Experimentally demonstrated No

Stimulators :

  • Shine-Dalgarno sequence :
  • Secondary structure :

Recoding motif :

Protein section
ORF number : 3

 

ORF 1
LengthBeginEndStrandFusion ORF
276 bp91 aa54329+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MAVVQVACIHCQQTFNVVKNGKAETGHQRYRCKDCNKSFQLEYRYNGNLPGTHEQIIKMTMNGSGVRDIGRVLEISPTTVLARLKNSTRQQ

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
483 bp160 aa275757+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

DQSNDGIGSLKKLDPPTVTQLPFENAQVKIIFEMDEQWSFVGNKKQQRWLFYAWEPRFKKIIAHAFGSRSKETLKKLLERLARFKVSFYCTDDWQPYTSC
LPEDKHIIGKYFTQRIERQNLTLRTCLKRLARRTICFSRSIDIHDKVIGEFISRNHYQQF

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
704 bp234 aa54757+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MAVVQVACIHCQQTFNVVKNGKAETGHQRYRCKDCNKSFQLEYRYNGNLPGTHEQIIKMTMNGSGVRDIGRVLEISPTTVLARLKKLDPPTVTQLPFENA
QVKIIFEMDEQWSFVGNKKQQRWLFYAWEPRFKKIIAHAFGSRSKETLKKLLERLARFKVSFYCTDDWQPYTSCLPEDKHIIGKYFTQRIERQNLTLRTC
LKRLARRTICFSRSIDIHDKVIGEFISRNHYQQF

 

Blast result :
Comments
The third ORF is a putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
ISEcret4 orfAB is 70% aa similar to ISYps7.
References
1] Helena Seth-Smith (2015) Direct submission.