ISCji1

  • Family IS5
  • Group IS427
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
KJ575543 ND Comamonas jiangduensis
Comamonas jiangduensis C-X2B
DNA section
IS Length : 871 bp

Ends


IR Length : 15

IRL : AGTGGCTAACACCACTTCCCGTGAGAGCCCGTCAGAGCGGTTATGCTCGC
IRR : AGTGGCTAACACCACCGATCCACGAAGCGCGCACAGATGATCGCTGCCGC

Comments : Atypical ends : the rules for this family subgroup are ends beginning with GG or GA. Here, the ends are determined by the duplication at the insertion site.

Insertion site


Left flankDirect repeatRight flankDR Length
GTTAGATGCACTAAGCACATAATTG5

DNA sequence

AGTGGCTAACACCACTTCCCGTGAGAGCCCGTCAGAGCGGTTATGCTCGCAGCCCTCATGGCACGACGACCCGTAAGCAAAGAACTGTGGCGACAACTAC
AGCCCCTGATCCCGGCCTTTGTGCCTTCTGCCAAAGGCGGTGCACGCAAGCTCGCAATCAGCGATGAAGCCGCCCTCAACGGTATCTTGTTCGTGCTGCA
AACAGGCATTCCCTGGGAAGACCTTCCCCAATCTCTTGGGTACGGCAGCGGTATGACTTGCTGGCGGCGCCTGCGCGACTGGAATGCCGCGGGTGTCTGG
GAGCAGTTGCACCAGGCCATGCTGACTCGCTTGCGTGAACATGACCAAATCGATTGGAGCCGGGCCAGCATTGATGGCTCCTCGGTACCAAGCCCCCGGG
GGGCCAGGAAACAGGGCTCAACCCCACGGACAGAGGCAAGCTCGGCTCCAAGCGACACATCGTTGTAGACGCCAGAGGCATCCCGCTGGTGATCTTGGTA
AGCGGGGCGAACAGGCATGACTCCAAGATGTTCGAGAAGTGTGTGGATGCGATTCCTGCGATTGCAGGCTTGGCAGGACGCCCCCGTAAAAGGCCAGTCA
AGCTGCACGCTGACAAAGGCTACGACTTCAAGCGATGCCGAGCCCACCTGAGGCAGCGGGGCATCATTGGCCGGATTGCCAGACGAGGCATTGAAAGCAG
CGAGCGGCTGGGCAAGCACCGGTGGGTGGTGGAGAGGACGCACAGCTGGTTTGCAGGCTTTGGCAAGCTGCGAATCCGCTTTGAAAGACGGCTGGATATC
CACGAGGCGCTGCTGAAGTTGGCGGCAGCGATCATCTGTGCGCGCTTCGTGGATCGGTGGTGTTAGCCACT
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
426 bp141 aa43468+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MLAALMARRPVSKELWRQLQPLIPAFVPSAKGGARKLAISDEAALNGILFVLQTGIPWEDLPQSLGYGSGMTCWRRLRDWNAAGVWEQLHQAMLTRLREH
DQIDWSRASIDGSSVPSPRGARKQGSTPRTEASSAPSDTSL

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
492 bp163 aa375866+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

WLLGTKPPGGQETGLNPTDRGKLGSKRHIVVDARGIPLVILVSGANRHDSKMFEKCVDAIPAIAGLAGRPRKRPVKLHADKGYDFKRCRAHLRQRGIIGR
IARRGIESSERLGKHRWVVERTHSWFAGFGKLRIRFERRLDIHEALLKLAAAIICARFVDRWC

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
824 bp274 aa43866+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MLAALMARRPVSKELWRQLQPLIPAFVPSAKGGARKLAISDEAALNGILFVLQTGIPWEDLPQSLGYGSGMTCWRRLRDWNAAGVWEQLHQAMLTRLREH
DQIDWSRASIDGSSVPSPRGGQETGLNPTDRGKLGSKRHIVVDARGIPLVILVSGANRHDSKMFEKCVDAIPAIAGLAGRPRKRPVKLHADKGYDFKRCR
AHLRQRGIIGRIARRGIESSERLGKHRWVVERTHSWFAGFGKLRIRFERRLDIHEALLKLAAAIICARFVDRWC

 

Blast result :
Comments
ISCji1 is 92% aa similar to ISCte7.
The third ORF is the putative ORFAB reconstructed in silico by possible -1 frameshift.
ISCji1 is inserted into a class1 integron.
References
1] Sally Partridge (2018) Direct submission.
2] Liang,J. and Lin,M. (2014) Direct GenBank submission.