ISAs22

  • Family IS3
  • Group IS407
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
CP022426 ND Aeromonas salmonicida
Aeromonas media WS
Aeromonas salmonicida
Aeromonas salmonicida subsp. pectinolytica 34mel
DNA section
IS Length : 1198 bp

Ends


IR Length : 12/12

IRL : GGTAATCCCCCCGAAAAACTGAGGTGCTCATAAGTAGAATTTTCTCGTAT
IRR : GGTAATCCCCCCATTTTTTGGAGCACTCAAAAGTAGAGGTCATGCGGCCT

Insertion site


Left flankDirect repeatRight flankDR Length
GTCTCCATGTAGGAGGCACGCGCTATGA4
CAGTTTTCAAGCCATTGACTTGAAAAGA4

DNA sequence

GGTAATCCCCCCGAAAAACTGAGGTGCTCATAAGTAGAATTTTCTCGTATCTTGAACGCAGGAGGTTCTACATGAAAACATCACGCTTTAGCGATGCACA
GATCATCGCCATCCTCAAGCAGGCCGAGTCTGGTTCACCCGTCCCTGAGCTCTGCCGTGAGCATGGCATCAGCTCCGCCACCTTCTACAAGTGGCGCTCC
AAATTCGGTGGCATGGATGCCTCTCTCATGGCGCGCCTCAAAGAGCTGGAAGAGGAAAATCGTCGCCTTAAGAAGATGTATGCCGAGGAGCGCCTAAAGG
CTGAGATCATCTCCGAGGCGATGGCAAAAAAGTGGTGACGCCATCTGCCCGCAGGGAGATGGCGACCAAGGCTGTGGCTCATTACGCCATTTCTATCCGT
CTGGCTTGCCAGGTGTTCAAGGTGAGCGAGGGTTGCTACCGTTATCAGCCCGTGCTGGCTGATGAAAACCAGGAGATTGCCGACTGGCTGCTGCGCCTCA
CCGCCAACCAGCGCAACTGGGGTTTCGGACTGTGCTTCCTGTACCTGCGTAACGTCAAAGGCTTTGGCTGGAACCACAAGCGGGTCTACCGGATCTATCG
GGCGCTAGAGCTCAATCTGCGGATAAAACCCAAGAAGCGGCTAGTGCGGGCCAAGCCGGAGCCGTTGGCAGTCCCTGACCAACCGAATCACTGTTGGTCG
ATGGACTTTATGCATGACCAGCTCAGCGATGGTCGTTCGGTGCGGTTGTTTAATGTGATCGATGACTTCAATCGCGAAGCACTGTGCATCGAGGTGGATT
TTTCCTTGCCTGCCTCGCGAGTCAAACGGGTGCTGGAGCAGGTCATCGAGTGGCGGGGCAAACCAGCCGCAATCCGCTGTGATAATGGTCCGGAATACAT
CAGCGAAGAGCTCAAGCAATGGGCGCAGCAGAAGAGGATTGCGCTGAGGTATATCCAGCCAGGCAACCCGCAGCAGAATGCCTACATAGAGCGATTTAAC
CGCACTGTGCGTTACGACTGGTTGGGCCATTACCTGTTTGAGTCACTGAATGAGTTACAGGAATTTGCCACGAACTGGCTGTGGGTTTATAACCATGAGC
GGCCCAATATGGCGCTGGGCGGCTACACGCCGAAACAGCGCTTGGCACAGGCCGCATGACCTCTACTTTTGAGTGCTCCAAAAAATGGGGGGATTACC
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
267 bp88 aa72338+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MKTSRFSDAQIIAILKQAESGSPVPELCREHGISSATFYKWRSKFGGMDASLMARLKELEEENRRLKKMYAEERLKAEIISEAMAKKW

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
855 bp284 aa3051159+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

DHLRGDGKKVVTPSARREMATKAVAHYAISIRLACQVFKVSEGCYRYQPVLADENQEIADWLLRLTANQRNWGFGLCFLYLRNVKGFGWNHKRVYRIYRA
LELNLRIKPKKRLVRAKPEPLAVPDQPNHCWSMDFMHDQLSDGRSVRLFNVIDDFNREALCIEVDFSLPASRVKRVLEQVIEWRGKPAAIRCDNGPEYIS
EELKQWAQQKRIALRYIQPGNPQQNAYIERFNRTVRYDWLGHYLFESLNELQEFATNWLWVYNHERPNMALGGYTPKQRLAQAA

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1088 bp362 aa721159+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MKTSRFSDAQIIAILKQAESGSPVPELCREHGISSATFYKWRSKFGGMDASLMARLKELEEENRRLKKMYAEERLKAEIISEAMAKKVVTPSARREMATK
AVAHYAISIRLACQVFKVSEGCYRYQPVLADENQEIADWLLRLTANQRNWGFGLCFLYLRNVKGFGWNHKRVYRIYRALELNLRIKPKKRLVRAKPEPLA
VPDQPNHCWSMDFMHDQLSDGRSVRLFNVIDDFNREALCIEVDFSLPASRVKRVLEQVIEWRGKPAAIRCDNGPEYISEELKQWAQQKRIALRYIQPGNP
QQNAYIERFNRTVRYDWLGHYLFESLNELQEFATNWLWVYNHERPNMALGGYTPKQRLAQAA

 

Blast result :
Comments
ISAs22 is 96% aa similar to ISKpn10.
The third ORF is a putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References
1] F. Pfeiffer (2015) Direct submission
2] F. Pfeiffer, M.A. Zamora-Lagos, M. Blettinger, A. Yeroslaviz, A. Dahl, S. Gruber, B.H. Habermann (2018) BMC Genomics 19 (1), 20