ISSpn2

  • Family IS630
  • Group
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_003028 ND Streptococcus pneumoniae
Streptococcus pneumoniae TIGR4
DNA section
IS Length : 1089 bp

Ends


IR Length : 20/28

IRL : TACTAGACTAAAATCAAAAAGCATTATATAATAGTGATATGAAATCAACT
IRR : TACTCATCTGTTTTCAAAAAGCATTCTAGTCCATCTCCGATTAACGATGG

Insertion site


Left flankDirect repeatRight flankDR Length
TTCTCGCTATTTAAAAAGAAAG2

DNA sequence

TACTAGACTAAAATCAAAAAGCATTATATAATAGTGATATGAAATCAACTAAAGAAGAAATCCAAACCATCAAAACACTTTTAAAAGACTCTCGTACAGC
TAAATATCATAAACGCCTTCAAATCGTTCTATTTCGTCTGATGGGCAAATCTTATAAAGAGATTATAGAACTTTTAGACTGTAATCAAACAACGATTTGG
CGAAATGTAAAAAAATATGAGGAGTTCGGACTCGACTCTCTCCTTCAAGAAACACGTGGTGGTCGTAACCATGCATATATGACAGTTGAGGAAAAGAAAG
TCTTTCTTGCCCGCCATTTGAAGGCTGCAGAGGCAGGAGAATTTGTTACAATTGATGCCTTATTTCAGGCTTATAAAAAGGAGTTAGGTCGTTCCTACAC
ACGTGATGCCTTCTATCAACTGTTGAAGTGCCATGGTTGGCGAAATATTATGCCACGTCCAGAACATCCTAAGAAAGCAGACGCTCAAACCATTGTCGCG
TCTAAAAATAAAATCTCAATTCAAGAAGAAAAGAAAGCGCTTTAAAACCAGTAGACGTTTTCGTAAGGTTCGCTTGATGTACCAAGATGAGGCTGGTTTC
GGTAGAATCAGTAAACTGGGATCTTGTTGGGCTCCAATAGGAGTAGGTCCACATATCCATAGTCACTATATACGAGAATTTCGCTATTGTTATGGAGCTG
TTGATGCCCATACAGGCGAATCATTTTTCTTAATAGCTGGTAGATGTAATACTGAGTGGATGAACGCCTTTTTAGAAGAGCTTTCACAAGCTTATCCAGA
TGATTATCTTTTACTCGTTATGGACAATGCTATATGGCATAAATCAAGTACCTTAAAGATTCCGACTAATATTGGTTTTACCTTTATTCCTCCATACACA
CCAGAGATGAACCCCATTGAACAAGTGTGGAAAGAGATTCGTAAACGTGGATTTAAGAATAAAGCCTTTCAAACTTTGGAAGATGTCATGAATCAACTCC
AAGATGTTATACAAGGATTGGAGAAGGAGGTGATAAAGTCCATCGTTAATCGGAGATGGACTAGAATGCTTTTTGAAAACAGATGAGTA
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
507 bp168 aa39545+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MKSTKEEIQTIKTLLKDSRTAKYHKRLQIVLFRLMGKSYKEIIELLDCNQTTIWRNVKKYEEFGLDSLLQETRGGRNHAYMTVEEKKVFLARHLKAAEAG
EFVTIDALFQAYKKELGRSYTRDAFYQLLKCHGWRNIMPRPEHPKKADAQTIVASKNKISIQEEKKAL

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
663 bp217 aa4241086+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

SAMVGEILCHVQNILRKQTLKPLSRLKIKSQFKKKRFKTSRRFRKVRLMYQDEAGFGRISKLGSCWAPIGVGPHIHSHYIREFRYCYGAVDAHTGESFFL
IAGRCNTEWMNAFLEELSQAYPDDYLLLVMDNAIWHKSSTLKIPTNIGFTFIPPYTPEMNPIEQVWKEIRKRGFKNKAFQTLEDVMNQLQDVIQGLEKEV
IKSIVNRRWTRMLFENR

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1048 bp349 aa391086+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MKSTKEEIQTIKTLLKDSRTAKYHKRLQIVLFRLMGKSYKEIIELLDCNQTTIWRNVKKYEEFGLDSLLQETRGGRNHAYMTVEEKKVFLARHLKAAEAG
EFVTIDALFQAYKKELGRSYTRDAFYQLLKCHGWRNIMPRPEHPKKADAQTIVASKNKISIQEEKKKRFKTSRRFRKVRLMYQDEAGFGRISKLGSCWAP
IGVGPHIHSHYIREFRYCYGAVDAHTGESFFLIAGRCNTEWMNAFLEELSQAYPDDYLLLVMDNAIWHKSSTLKIPTNIGFTFIPPYTPEMNPIEQVWKE
IRKRGFKNKAFQTLEDVMNQLQDVIQGLEKEVIKSIVNRRWTRMLFENR

 

Blast result :
Comments
ISSpn2 is 49%(ORF1) and 47% (ORF2) aa similar to ISC1048. The third ORf is a fusion in silico.
References
1] Claverys, JP. (2006) Direct submission.