ISNpu14

  • Family ISKra4
  • Group ISMich2
MGE type ISRelated element(s) :
Isoform Synonym(s)
Accession numberTranspositionOriginHost
NC_010628 ND Nostoc punctiforme
Nostoc punctiforme PCC 73102
Nostoc punctiforme ATCC 29133
DNA section
IS Length : 1169 bp

Ends


IR Length : 23/27

IRL : GGGAGCATCCACTTTTGGAAGATATACAAGTTCTGGAAGAATATAACAAC
IRR : GGGAGCATCCAGTTTTGGCAGAAAGACTCAAATAGCAAGTAAACCATTGA

Insertion site


Left flankDirect repeatRight flankDR Length
ACAACTAACTGGCATTGAATCTTGTCAGTG8
TAACCGAAAAGTATTGGAACTGCCTCTACG8

DNA sequence

GGGAGCATCCACTTTTGGAAGATATACAAGTTCTGGAAGAATATAACAACAGATAAAACCTGTGGATGACTCACCATGAACCAGGAAAAACAAGAACGCA
TCAAAGCCTGTTTACAAGAATTGTCAACACTGCTGTATGAAGAAGCAGATAAAAGTAAGCTGACAGACCTCGAAAGTATAGAAAAAACAGTTCGGAGTCA
AATATTAGAACTAGTCAGCCCAGAAATAGCCCTTTTTTTATCGAACAAAAAACTGGAACAAAAGTAGGTAAAACCAGGAAGATTAAAAGCTTAGTGGGGG
AACTGAAATTAAAAGCGAAACAGATACACAGACTGGGTTTAAAGCCAAGAAGTCGTTTAAGTCCATTACTTCAAAAGTGCTGTTTGAGGCTATCAGCAAA
TGAATCATACCAAAAAGCAGAAATCGAGATTGAGGCATTAACAGGGGTGAAAGTTGGTCACACGACACAACAAAAACTAGTTCTCGAACAGGACTTTCAG
CTACCATTTGCAAAACAAGCTGTGTCAGAACTGAGTGTGGATGGTGGAAAAGTCCGGCTTACAGGTAAACCCAAAGTAGGCTGTCACTGGCGAGACTATA
AAACCGTTCGTTTGCAAGGGATTTACTATGGTGCGTTTTTTGATGACAACCAATCATTAATCGATTATGTCAATAGCCAATGTTTGGTGAATCCACTTGT
TTGCTTGGGAGATGGTCATGATGGAGTTTGGAATTTAGTTAAAGAGTTTGGAACTGAACAATTTGAACGTTGGGAAATTTCGGATTGGTATCACCTCAAG
GAAAATCTTTATAAAATTGGTGGTTCTCTAAAGCGTCTCAAAGCTGCTGAGAGTTTATTGTGGCAAGGTCAGATAGAGCAAATTCAGGCTTTATTTAATA
ATTGCCGAGGTAAACAAATTAAGAAGTTTATCGCTTATCTCGAAAAACATCGCTCTCGCATTATTAACTACAGCTATTACCAAGCTGAACAACTGTGTTC
TATTGGTTCTGGTTCTGTCGAGTCTGCTATTAAACAGATTGGAGCAAGGATTAAAATTTCCGGCGCACAGTGGAATGTTGAAAGTGTCAACCAAATCCTT
TCCCTTCGTTGTGCTTATCTCAATGGTTTACTTGCTATTTGAGTCTTTCTGCCAAAACTGGATGCTCCC
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
192 bp63 aa76267+No
ORF function : Transposase
Description : First part of the transposase

ORF sequence :

MNQEKQERIKACLQELSTLLYEEADKSKLTDLESIEKTVRSQILELVSPEIALFLSNKKLEQK

 

Blast result :
ORF 2
LengthBeginEndStrandFusion ORF
984 bp327 aa1591142+No
ORF function : Transposase
Description : Second part of the transposase

ORF sequence :

ADRPRKYRKNSSESNIRTSQPRNSPFFIEQKTGTKVGKTRKIKSLVGELKLKAKQIHRLGLKPRSRLSPLLQKCCLRLSANESYQKAEIEIEALTGVKVG
HTTQQKLVLEQDFQLPFAKQAVSELSVDGGKVRLTGKPKVGCHWRDYKTVRLQGIYYGAFFDDNQSLIDYVNSQCLVNPLVCLGDGHDGVWNLVKEFGTE
QFERWEISDWYHLKENLYKIGGSLKRLKAAESLLWQGQIEQIQALFNNCRGKQIKKFIAYLEKHRSRIINYSYYQAEQLCSIGSGSVESAIKQIGARIKI
SGAQWNVESVNQILSLRCAYLNGLLAI

 

Blast result :
ORF 3
LengthBeginEndStrandFusion ORF
1067 bp355 aa761142+Yes
ORF function : Transposase
Chemistry : DDE

ORF sequence :

MNQEKQERIKACLQELSTLLYEEADKSKLTDLESIEKTVRSQILELVSPEIALFFIEQKTGTKVGKTRKIKSLVGELKLKAKQIHRLGLKPRSRLSPLLQ
KCCLRLSANESYQKAEIEIEALTGVKVGHTTQQKLVLEQDFQLPFAKQAVSELSVDGGKVRLTGKPKVGCHWRDYKTVRLQGIYYGAFFDDNQSLIDYVN
SQCLVNPLVCLGDGHDGVWNLVKEFGTEQFERWEISDWYHLKENLYKIGGSLKRLKAAESLLWQGQIEQIQALFNNCRGKQIKKFIAYLEKHRSRIINYS
YYQAEQLCSIGSGSVESAIKQIGARIKISGAQWNVESVNQILSLRCAYLNGLLAI

 

Blast result :
Comments
ISNpu14 is 68% aa similar to ISMae42..
The third ORF is the putative ORFAB transposase reconstructed in silico by possible -1 frameshift.
References