ISCysp24

  • Family ISKra4
  • Group ISMich2
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_011884 ND Cyanothece sp.
Cyanothece sp. PCC 7425
DNA section
IS Length : 1170 bp

Ends


IR Length : 25/29

IRL : GGGAGCGTGTCACCTTTTGGGTAGAAAAGACAAGATGGAGAAGAGCCCTT
IRR : GGGAGCGTGTCACTTTTTTGAGAGAGAAGTGGGGTCCAGTTGCCCATTGA

Insertion site


Left flankDirect repeatRight flankDR Length
TAGTTTATCAATCAACCAATATATCAAAA9
TTACTTGTCCTTCCCACTCTCCCTCAAGG9
CAGTATAGCGGTAGGGTTAGAGACGCAA8

DNA sequence

GGGAGCGTGTCACCTTTTGGGTAGAAAAGACAAGATGGAGAAGAGCCCTTTATCCCCAACTCCTATGACTCCCGAAGCGCAACAGCAATTGAATCAACAT
CTCCAGCAAATCGCCCAGATTTTATATCAGGATGCCCAGGCTCAGGGATTGCCAATGGGGCGGTTAGAAGACATCGAGGTCACCGTCCGAGAGCAGTTGC
AAGCCCATGTGTCGCCACAAATCGGAATTTTTTTATCAACCAGGCAAGTCCCTCCCAGTCAGAGGGATACCAACGAAGGCTGAAAAGTATTCTGGGGGAA
CTGCACCTGAGCCGCGAGCAAGCCTTGCGTCTATCAGTCCAGCCGGGCAGCCAGATCAGCCCTTATCTGGAGAAGTGTTGTCTGAGAGTCAGTGCCCATC
ACTCTTATCGCCAAGCCAGTGAGGAGATTGCGATCCTGACGGGGATCACCGTCAGTGCGAAGACGCAACAACGCCTGGTTCACCGCCAAGACTTTGCCCC
GCCAGGCGTGGACCGTTCTCCTGGTGTAAGTCAACTGAGTTTGGATGGGGGTAACATTCGTCTGCTCACCCCCAAGGGAGAACCCAGTCAGTGGCGGCAG
TACAAAACCTTGCGCCTCAACGGCGATGGGGTAGGAGTGGCGTTCTACCAGTCCAATGAGCAATTGTGTGAGTGGGCAGCAACCTTACCTGTTGCAGACG
TTCTCTATTGCCTGGGGGATGGGCATCCGGGGATTTGGACCCTGTATGCTCAACTGTCACTCGGTCGCGAGCACGAGGAGATTTTGGATTGGTTTCATCT
CAAGGAAAACCTCTACAAGGTGGGCGGTTCACTCAAACGCTTGCAGGAGGCTGAATCTCTCCTGTGGCAGGGGCAAGTGGACGAAACCCTGAAGCTCTTC
GAGCCGTTAAAAAAATCCCAGGCCCAGAGGTTCTGCGACTATTTACGCACCCATCGCAACCGCATTCCCCACTATGCCTATTACCAAGCCGAAGGCATCC
CGATTGGGTCCGGCAGTGTGGAGTCTTGGGTCAAACAGATTGACCGTCGGACTCAGATTTCCGGGGCTCAATGGCGAGAGGATCATGTCCCACAAGTTTT
GGCGCATCGTTGTGCTTATCTCAATGGGCAACTGGACCCCACTTCTCTCTCAAAAAAGTGACACGCTCCC
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
219 bp72 aa65283+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MTPEAQQQLNQHLQQIAQILYQDAQAQGLPMGRLEDIEVTVREQLQAHVSPQIGIFLSTRQVPPSQRDTNEG

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
951 bp316 aa2111161+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

VATNRNFFINQASPSQSEGYQRRLKSILGELHLSREQALRLSVQPGSQISPYLEKCCLRVSAHHSYRQASEEIAILTGITVSAKTQQRLVHRQDFAPPGV
DRSPGVSQLSLDGGNIRLLTPKGEPSQWRQYKTLRLNGDGVGVAFYQSNEQLCEWAATLPVADVLYCLGDGHPGIWTLYAQLSLGREHEEILDWFHLKEN
LYKVGGSLKRLQEAESLLWQGQVDETLKLFEPLKKSQAQRFCDYLRTHRNRIPHYAYYQAEGIPIGSGSVESWVKQIDRRTQISGAQWREDHVPQVLAHR
CAYLNGQLDPTSLSKK

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1097 bp365 aa651161+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MTPEAQQQLNQHLQQIAQILYQDAQAQGLPMGRLEDIEVTVREQLQAHVSPQIGIFFINQASPSQSEGYQRRLKSILGELHLSREQALRLSVQPGSQISP
YLEKCCLRVSAHHSYRQASEEIAILTGITVSAKTQQRLVHRQDFAPPGVDRSPGVSQLSLDGGNIRLLTPKGEPSQWRQYKTLRLNGDGVGVAFYQSNEQ
LCEWAATLPVADVLYCLGDGHPGIWTLYAQLSLGREHEEILDWFHLKENLYKVGGSLKRLQEAESLLWQGQVDETLKLFEPLKKSQAQRFCDYLRTHRNR
IPHYAYYQAEGIPIGSGSVESWVKQIDRRTQISGAQWREDHVPQVLAHRCAYLNGQLDPTSLSKK

 

Blast result :
Comments
ISCysp24 is 68% aa similar to ISMae42.
The third ORF is the putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References