ISSba13

  • Family IS3
  • Group IS3
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_009052 ND Shewanella baltica
Shewanella baltica OS155
DNA section
IS Length : 1670 bp

Ends


IR Length : 19/29

IRL : CCCCCTGTGTCAGGATTGTTGTCACCCCTAAATAATCATTATTTTTAAAG
IRR : CGGTGTTTTTCAAGATAGTTGTCACTCTTTGTTTAAAAATCAAGCTGCAT

Insertion site


Left flankDirect repeatRight flankDR Length
CATTTTCATGGGCAATGCCGGTGT4
GCTTCTACGGCATGTGAGGCCACG4
TTCGTTCAACCCTACAAGCTCCAA4
ATCGATCAGAGCTACTGCGACGCT4
TGCGTTGTCCACTTTGAAACGCCA4
TTGTGTTACGCAGCCACTGCGCAA4
TGACTCCGCCCTGACTGAATCCTG4
CAGAGGCTTCAACTCAAGCGCCCA4
TAACTACACAGGTGTCAGCGCGCT4
TCACAGCACACGAGTTTGAGCAGG4
AGCCTTGAAACACTGAAGCTTTAT4
CCAGCTAATAGTAGTGTGGGGCAT4
CTGATCCCCTGTGCTGCTTT0
CTATGCCTACTATCACGGCC0
CTGAAACATGCGTTTATCAC0
GTCTAAGGGTAGTAACTCAA0
AGTGCAATTTATCCCCGAGA0
AACATGAATGAATACTTCTC0

DNA sequence

CCCCCTGTGTCAGGATTGTTGTCACCCCTAAATAATCATTATTTTTAAAGACAGGGTGCGGCAAAAGAGAATGATATGGCTCGGTATTCACCAGAACGTA
AAGAGGCGATCCTTAAAAAATTATTACCTCCTCACAACTTAACGGTCGCAGAGGTAGCTCGGGAAGAAGGCATAGCGGTGCAAACCTTGTATCATTGGCG
AGATATAGCCAGAAAAGAAGGTCGCCCCGTGCCAGGAAAAACATTAACAGCCGATGATTGGTCTGCAGAAGCTAAGTTTGCGGTACTCATTGAAACTGCT
CCGCTATCAGAAGCAGAAATAAGCCAGTATTGCCGTGAAAAAGGTTTGTACCGCGAACAAGTACAACAGTGGAAGTTGGAGTGCTTGTCTGGTTTTCAAA
CCTCAGAAGTACAAACTAAAACCATTAAACAGCAGGCCAAGGCTGACAAAGCCGAAATCAAATCGCTGCAACGGGAATTACGCTACAAGGAGAAAGCGTT
GGCAGAAGCTGCCGCATTACTGGTGCTCAGAAAAAAGCTCAATGTGCTCTGGGGGGACGACAGCGAGGAGAGCTAACCCCTTTGCCTGAGCGCATAGCAT
TGATTGCCTTAATTCAAGAGGCGTATACCCAGGGTGCTCGCCTTTATAAGGCTTGTGCTGAAACGGGCCTCAGTAAGCGTACCTATCGACGTTGGTATCG
AGAAGGTCAAGTGCAAGCTGATTTAAGGCCAACAGCAGCTCGTCCAGAGCCGGCCAATAAACTCGAAGAACATGAGCGACAACAGATATTAAGTGTGTGT
AATCAAGCGGAGTACGCCAGCTTACCCCCGTCGCAAATTGTGCCAACATTATTAGATAACGGGATTTATATCGCCTCGGAATCCAGCTTCTACAGAGTGT
TAAATGCTCATGGTCAACTTAACCATCGTGGCCGCACTCAGGCTACGGTCAATCGAAGCAAACCGTTGAGTTATCGGGCAGATGGGCCGAATCAAGTGTG
GTCATGGGACATCACTTATTTGGCCTCAACCGTTAAAGGCCAGTTCTACTATCTGTACCTGTTTGAAGATATTTACAGTAGAAAAATAGTGGGTTACGAA
GTTCATGAGCAAGAAAATGGGGAATATGCAGCCGCACTAATCCAACGCAGTCTGTTACGCGAGCAATGCTTTAACACGCCATTAGTGCTGCATTCTGATA
ATGGGGCGCCGATGAAGTCACTGACCATGAAAGCCAAGCTGGAAGAGCTCGGTATTACGGCATCATTAAGTCGGCCACGAGTGAGTAACGATAATCCGTT
TTCAGAGTCGTTATTTAAAACATTAAAATACCGTCCACAGTGGCCGGCATCAGGTTTTAGCTGCTTAGCAACAGCAAGAGAATGGGTGGAAAAGTTTGTA
AGCTGGTACAACGATGAGCATAAACACAGCCAGCTAAATTTTGTCTCACCAGGGCAACGTCATGCACTGCAAGATGGCGCTATTTTAGCCAAGCGCAAGA
AAGTGCTTGAGGCAGCGAAGGAAAGAAAACCGATGCGTTGGTCTACTGAGATTAGAAATTGTGAAGCGGTTGGCGCTGTAACACTCAACCCAGATAAGGC
ACCAGTAGAAGGCGTAATAAATGCAGCTTGATTTTTAAACAAAGAGTGACAACTATCTTGAAAAACACCG
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
501 bp166 aa76576+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MARYSPERKEAILKKLLPPHNLTVAEVAREEGIAVQTLYHWRDIARKEGRPVPGKTLTADDWSAEAKFAVLIETAPLSEAEISQYCREKGLYREQVQQWK
LECLSGFQTSEVQTKTIKQQAKADKAEIKSLQRELRYKEKALAEAAALLVLRKKLNVLWGDDSEES

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
1185 bp394 aa4471631+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

QSRNQIAATGITLQGESVGRSCRITGAQKKAQCALGGRQRGELTPLPERIALIALIQEAYTQGARLYKACAETGLSKRTYRRWYREGQVQADLRPTAARP
EPANKLEEHERQQILSVCNQAEYASLPPSQIVPTLLDNGIYIASESSFYRVLNAHGQLNHRGRTQATVNRSKPLSYRADGPNQVWSWDITYLASTVKGQF
YYLYLFEDIYSRKIVGYEVHEQENGEYAAALIQRSLLREQCFNTPLVLHSDNGAPMKSLTMKAKLEELGITASLSRPRVSNDNPFSESLFKTLKYRPQWP
ASGFSCLATAREWVEKFVSWYNDEHKHSQLNFVSPGQRHALQDGAILAKRKKVLEAAKERKPMRWSTEIRNCEAVGAVTLNPDKAPVEGVINAA

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1556 bp518 aa761631+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MARYSPERKEAILKKLLPPHNLTVAEVAREEGIAVQTLYHWRDIARKEGRPVPGKTLTADDWSAEAKFAVLIETAPLSEAEISQYCREKGLYREQVQQWK
LECLSGFQTSEVQTKTIKQQAKADKAEIKSLQRELRYKEKALAEAAALLVLRKKAQCALGGRQRGELTPLPERIALIALIQEAYTQGARLYKACAETGLS
KRTYRRWYREGQVQADLRPTAARPEPANKLEEHERQQILSVCNQAEYASLPPSQIVPTLLDNGIYIASESSFYRVLNAHGQLNHRGRTQATVNRSKPLSY
RADGPNQVWSWDITYLASTVKGQFYYLYLFEDIYSRKIVGYEVHEQENGEYAAALIQRSLLREQCFNTPLVLHSDNGAPMKSLTMKAKLEELGITASLSR
PRVSNDNPFSESLFKTLKYRPQWPASGFSCLATAREWVEKFVSWYNDEHKHSQLNFVSPGQRHALQDGAILAKRKKVLEAAKERKPMRWSTEIRNCEAVG
AVTLNPDKAPVEGVINAA

 

Blast result :
Comments
There are 17 copies of ISSba13 encoded in the chromosome (2 are interrupted) and 1 on plasmid 2 of Shewanella baltica OS155. The 2 ORFs encoded by ISSba13 are predicted to undergo programmed frameshifting during translation to produce peptide 3. The ISSba13 transposase has 86% identity with that of ISSde10_aa3. ISSba13 elements lacking direct repeats truncate, rather than interrupt, genes.
References
1] Romine, M. F. (2008). Direct submission.